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Agostini M, Alexander A, Araujo GR, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D’Andrea V, Demidova EV, Marco ND, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hofmann W, Huang J, Hult M, Inzhechik LV, Csáthy JJ, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kilgus K, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Korošec M, Krause P, Kuzminov VV, Laubenstein M, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Marshall G, Misiaszek M, Morella M, Müller Y, Nemchenok I, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Redchuk M, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, Sturm KV, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. An improved limit on the neutrinoless double-electron capture of 36Ar with GERDA. Eur Phys J C Part Fields 2024; 84:34. [PMID: 38229675 PMCID: PMC10788323 DOI: 10.1140/epjc/s10052-023-12280-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Abstract] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 08/22/2023] [Accepted: 11/21/2023] [Indexed: 01/18/2024]
Abstract
The GERmanium Detector Array (Gerda) experiment operated enriched high-purity germanium detectors in a liquid argon cryostat, which contains 0.33% of 36 Ar, a candidate isotope for the two-neutrino double-electron capture (2ν ECEC) and therefore for the neutrinoless double-electron capture (0ν ECEC). If detected, this process would give evidence of lepton number violation and the Majorana nature of neutrinos. In the radiative 0ν ECEC of 36 Ar, a monochromatic photon is emitted with an energy of 429.88 keV, which may be detected by the Gerda germanium detectors. We searched for the 36 Ar 0ν ECEC with Gerda data, with a total live time of 4.34 year (3.08 year accumulated during Gerda Phase II and 1.26 year during Gerda Phase I). No signal was found and a 90% CL lower limit on the half-life of this process was established T 1 / 2 > 1.5 · 10 22 year. Supplementary Information The online version contains supplementary material available at 10.1140/epjc/s10052-023-12280-6.
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Agostini M, Alexander A, Araujo GR, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brugnera R, Caldwell A, Calgaro S, Cattadori C, Chernogorov A, Chiu PJ, Comellato T, D'Andrea V, Demidova EV, Di Giacinto A, Di Marco N, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hackenmüller S, Hemmer S, Hofmann W, Huang J, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kilgus K, Kirpichnikov IV, Klimenko A, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lehnert B, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Marshall G, Miloradovic M, Mingazheva R, Misiaszek M, Morella M, Müller Y, Nemchenok I, Neuberger M, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Redchuk M, Riboldi S, Rumyantseva N, Sada C, Sailer S, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Sullivan S, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Final Results of GERDA on the Two-Neutrino Double-β Decay Half-Life of ^{76}Ge. Phys Rev Lett 2023; 131:142501. [PMID: 37862664 DOI: 10.1103/physrevlett.131.142501] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/13/2023] [Accepted: 08/15/2023] [Indexed: 10/22/2023]
Abstract
We present the measurement of the two-neutrino double-β decay rate of ^{76}Ge performed with the GERDA Phase II experiment. With a subset of the entire GERDA exposure, 11.8 kg yr, the half-life of the process has been determined: T_{1/2}^{2ν}=(2.022±0.018_{stat}±0.038_{syst})×10^{21} yr. This is the most precise determination of the ^{76}Ge two-neutrino double-β decay half-life and one of the most precise measurements of a double-β decay process. The relevant nuclear matrix element can be extracted: M_{eff}^{2ν}=(0.101±0.001).
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Affiliation(s)
- M Agostini
- Department of Physics and Astronomy, University College London, London, United Kingdom
| | - A Alexander
- Department of Physics and Astronomy, University College London, London, United Kingdom
| | - G R Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - A M Bakalyarov
- National Research Centre "Kurchatov Institute," Moscow, Russia
| | - M Balata
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - I Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - S Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," Moscow, Russia
| | - A Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E Bossio
- Physik Department, Technische Universität München, Germany
| | - V Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - R Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | - S Calgaro
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | | | - A Chernogorov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," Moscow, Russia
- National Research Centre "Kurchatov Institute," Moscow, Russia
| | - P-J Chiu
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - T Comellato
- Physik Department, Technische Universität München, Germany
| | - V D'Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, L'Aquila, Italy
| | - E V Demidova
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," Moscow, Russia
| | - A Di Giacinto
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - N Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre "Kurchatov Institute," Moscow, Russia
- Physik Department, Technische Universität München, Germany
| | | | | | - W Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - J Huang
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L V Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | | | - J Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M Junker
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - V Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - H Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - K Kilgus
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - I V Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," Moscow, Russia
| | - A Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - K T Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V N Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - P Krause
- Physik Department, Technische Universität München, Germany
| | - V V Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M Laubenstein
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - B Lehnert
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - M Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, L'Aquila, Italy
| | | | - W Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - G Marshall
- Department of Physics and Astronomy, University College London, London, United Kingdom
| | - M Miloradovic
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - R Mingazheva
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - M Morella
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - Y Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
| | - M Neuberger
- Physik Department, Technische Universität München, Germany
| | - L Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K Pelczar
- European Commission, JRC-Geel, Geel, Belgium
| | - L Pertoldi
- Physik Department, Technische Universität München, Germany
- INFN Padova, Padua, Italy
| | - P Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - C Ransom
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - L Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - S Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre "Kurchatov Institute," Moscow, Russia
| | - C Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - S Sailer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - F Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, L'Aquila, Italy
| | - S Schönert
- Physik Department, Technische Universität München, Germany
| | - J Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A-K Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M Schwarz
- Physik Department, Technische Universität München, Germany
| | | | - O Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | - M Shirchenko
- Joint Institute for Nuclear Research, Dubna, Russia
| | - L Shtembari
- Max-Planck-Institut für Physik, Munich, Germany
| | - H Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D Stukov
- National Research Centre "Kurchatov Institute," Moscow, Russia
| | - S Sullivan
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A A Vasenko
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," Moscow, Russia
| | - A Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C Vignoli
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - K von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - T Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C Wiesinger
- Physik Department, Technische Universität München, Germany
| | - M Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S V Zhukov
- National Research Centre "Kurchatov Institute," Moscow, Russia
| | - D Zinatulina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
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Ferella F, Nisi S, Balata M, Grabmayr P, Laubenstein M, Schwingenheuer B, Schönert S. Enriched high purity germanium detectors for the LEGEND-200 experiment: purification and characterization by quadrupole and high resolution inductively coupled plasma mass spectrometry (ICP-MS). Appl Radiat Isot 2023; 200:110904. [PMID: 37421746 DOI: 10.1016/j.apradiso.2023.110904] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/29/2022] [Revised: 05/31/2023] [Accepted: 06/15/2023] [Indexed: 07/10/2023]
Abstract
LEGEND-200 (Large Enriched Germanium Experiment for Neutrinoless ββ Decay) is a physics experiment at the Gran Sasso National Laboratories (LNGS) in Italy searching for neutrinoless double beta (0υββ) decay of 76Ge using enriched high purity germanium (HPGe) detectors with a total mass of about 200 kg. During the production of germanium crystals, especially during the crystal cutting, a fraction of the enriched germanium remains as metal residues. To reuse these residual materials again for crystal growing, they must be efficiently purified. A special plant was built to purify and convert Ge metal to GeO2. Quadrupole ICP-MS (Q-ICP-MS) and High Resolution ICP-MS (HR-ICP-MS) were used to characterize the starting materials, reaction and final products. The results of the analyses are presented here.
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Affiliation(s)
- F Ferella
- Laboratori Nazionali del Gran Sasso, Istituto Nazionale di Fisica Nucleare, I-67100, Assergi, AQ, Italy; Department of Physical and Chemical Sciences, University of L'Aquila, I-67100, L'Aquila, Italy.
| | - S Nisi
- Laboratori Nazionali del Gran Sasso, Istituto Nazionale di Fisica Nucleare, I-67100, Assergi, AQ, Italy
| | - M Balata
- Laboratori Nazionali del Gran Sasso, Istituto Nazionale di Fisica Nucleare, I-67100, Assergi, AQ, Italy
| | - P Grabmayr
- Physikalisches Institut, Eberhard-Karls-Universität Tübingen, D-72076, Tübingen, Germany
| | - M Laubenstein
- Laboratori Nazionali del Gran Sasso, Istituto Nazionale di Fisica Nucleare, I-67100, Assergi, AQ, Italy
| | - B Schwingenheuer
- Max-Planck-Institut für Kernphysik, D-69117, Heidelberg, Germany
| | - S Schönert
- Physik Department, Technische Universität München, D-85748, München, Germany
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4
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Agostini M, Alexander A, Araujo G, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brugnera R, Caldwell A, Calgaro S, Cattadori C, Chernogorov A, Chiu PJ, Comellato T, D’Andrea V, Demidova EV, Di Giacinto A, Di Marco N, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hofmann W, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kilgus K, Kirpichnikov IV, Klimenko A, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Marshall G, Misiaszek M, Morella M, Müller Y, Nemchenok I, Neuberger M, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Rauscher L, Redchuk M, Riboldi S, Rumyantseva N, Sada C, Sailer S, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Sullivan S, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Search for tri-nucleon decays of 76Ge in GERDA. Eur Phys J C Part Fields 2023; 83:778. [PMID: 37674593 PMCID: PMC10477131 DOI: 10.1140/epjc/s10052-023-11862-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/22/2023] [Accepted: 07/25/2023] [Indexed: 09/08/2023]
Abstract
We search for tri-nucleon decays of 76 Ge in the dataset from the GERmanium Detector Array (GERDA) experiment. Decays that populate excited levels of the daughter nucleus above the threshold for particle emission lead to disintegration and are not considered. The ppp-, ppn-, and pnn-decays lead to 73 Cu, 73 Zn, and 73 Ga nuclei, respectively. These nuclei are unstable and eventually proceed by the beta decay of 73 Ga to 73 Ge (stable). We search for the 73 Ga decay exploiting the fact that it dominantly populates the 66.7 keV 73 m Ga state with half-life of 0.5 s. The nnn-decays of 76 Ge that proceed via 73 m Ge are also included in our analysis. We find no signal candidate and place a limit on the sum of the decay widths of the inclusive tri-nucleon decays that corresponds to a lower lifetime limit of 1.2× 1026 yr (90% credible interval). This result improves previous limits for tri-nucleon decays by one to three orders of magnitude.
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Affiliation(s)
- M. Agostini
- Department of Physics and Astronomy, University College London, London, UK
| | - A. Alexander
- Department of Physics and Astronomy, University College London, London, UK
| | - G. Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - A. Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E. Bossio
- Physik Department, Technische Universität München, Munich, Germany
| | - V. Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | - S. Calgaro
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - P.-J. Chiu
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - T. Comellato
- Physik Department, Technische Universität München, Munich, Germany
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Di Giacinto
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F. Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Hakenmüller
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Present Address: Duke University, Durham, NC USA
| | | | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Moscow Institute of Physics and Technology, Moscow, Russia
| | - J. Janicskó Csáthy
- Physik Department, Technische Universität München, Munich, Germany
- Present Address: Leibniz-Institut für Kristallzüchtung, Berlin, Germany
| | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - H. Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - K. Kilgus
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Dubna State University, Dubna, Russia
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - P. Krause
- Physik Department, Technische Universität München, Munich, Germany
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - G. Marshall
- Department of Physics and Astronomy, University College London, London, UK
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - M. Morella
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - Y. Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
- Dubna State University, Dubna, Russia
| | - M. Neuberger
- Physik Department, Technische Universität München, Munich, Germany
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- European Commission, JRC-Geel, Geel, Belgium
| | - L. Pertoldi
- Physik Department, Technische Universität München, Munich, Germany
- INFN Padova, Padua, Italy
| | - P. Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - L. Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - S. Sailer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - S. Schönert
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A.-K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Schwarz
- Physik Department, Technische Universität München, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D. Stukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - S. Sullivan
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C. Vignoli
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | | | - M. Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B. Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | - A. Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
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5
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Agostini M, Alexander A, Araujo GR, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brugnera R, Caldwell A, Calgaro S, Cattadori C, Chernogorov A, Chiu PJ, Comellato T, D’Andrea V, Demidova EV, Di Giacinto A, Di Marco N, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hofmann W, Hult M, Inzhechik LV, Csáthy JJ, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kilgus K, Kirpichnikov IV, Klimenko A, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lehnert B, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Marshall G, Miloradovic M, Mingazheva R, Misiaszek M, Morella M, Müller Y, Nemchenok I, Neuberger M, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Rauscher L, Redchuk M, Riboldi S, Rumyantseva N, Sada C, Sailer S, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Sullivan S, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wegmann A, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Liquid argon light collection and veto modeling in GERDA Phase II. Eur Phys J C Part Fields 2023; 83:319. [PMID: 37122826 PMCID: PMC10126063 DOI: 10.1140/epjc/s10052-023-11354-9] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 12/12/2022] [Accepted: 02/24/2023] [Indexed: 05/03/2023]
Abstract
The ability to detect liquid argon scintillation light from within a densely packed high-purity germanium detector array allowed the Gerda experiment to reach an exceptionally low background rate in the search for neutrinoless double beta decay of76 Ge. Proper modeling of the light propagation throughout the experimental setup, from any origin in the liquid argon volume to its eventual detection by the novel light read-out system, provides insight into the rejection capability and is a necessary ingredient to obtain robust background predictions. In this paper, we present a model of the Gerda liquid argon veto, as obtained by Monte Carlo simulations and constrained by calibration data, and highlight its application for background decomposition.
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Affiliation(s)
- M. Agostini
- Department of Physics and Astronomy, University College London, London, UK
| | - A. Alexander
- Department of Physics and Astronomy, University College London, London, UK
| | - G. R. Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- Moscow Inst. of Physics and Technology, Dolgoprudny, Russia
| | - A. Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E. Bossio
- Physik Department, Technische Universität München, Munich, Germany
| | - V. Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | - S. Calgaro
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - P. -J. Chiu
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - T. Comellato
- Physik Department, Technische Universität München, Munich, Germany
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Di Giacinto
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F. Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Hakenmüller
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Present Address: Duke University, Durham, NC USA
| | | | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Dubna State University, Dubna, Russia
| | - J. Janicskó Csáthy
- Physik Department, Technische Universität München, Munich, Germany
- Present Address: Leibniz-Institut für Kristallzüchtung, Berlin, Germany
| | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Present Address: Université Paris-Saclay, CNRS/IN2P3, IJCLab, 91405 Orsay, France
| | - H. Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - K. Kilgus
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Dubna State University, Dubna, Russia
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- NRNU MEPhI, Moscow, Russia
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - P. Krause
- Physik Department, Technische Universität München, Munich, Germany
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - B. Lehnert
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
- Present Address: Nuclear Science Division, Berkeley, USA
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - G. Marshall
- Department of Physics and Astronomy, University College London, London, UK
| | - M. Miloradovic
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - R. Mingazheva
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - M. Morella
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - Y. Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
- Present Address: Université Paris-Saclay, CNRS/IN2P3, IJCLab, 91405 Orsay, France
| | - M. Neuberger
- Physik Department, Technische Universität München, Munich, Germany
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- European Commission, JRC-Geel, Geel, Belgium
| | - L. Pertoldi
- Physik Department, Technische Universität München, Munich, Germany
- INFN Padova, Padua, Italy
| | - P. Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - L. Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - S. Sailer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - S. Schönert
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. -K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Schwarz
- Physik Department, Technische Universität München, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D. Stukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - S. Sullivan
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C. Vignoli
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Wegmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Wiesinger
- Physik Department, Technische Universität München, Munich, Germany
| | - M. Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B. Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | - A. Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - Gerda collaboration
- INFN Laboratori Nazionali del Gran Sasso, Assergi, Italy
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
- INFN Laboratori Nazionali del Sud, Catania, Italy
- Institute of Physics, Jagiellonian University, Cracow, Poland
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
- Joint Institute for Nuclear Research, Dubna, Russia
- European Commission, JRC-Geel, Geel, Belgium
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Department of Physics and Astronomy, University College London, London, UK
- INFN Milano Bicocca, Milan, Italy
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Max-Planck-Institut für Physik, Munich, Germany
- Physik Department, Technische Universität München, Munich, Germany
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
- Physik-Institut, Universität Zürich, Zurich, Switzerland
- Present Address: Duke University, Durham, NC USA
- Present Address: Leibniz-Institut für Kristallzüchtung, Berlin, Germany
- Present Address: Nuclear Science Division, Berkeley, USA
- Present Address: Université Paris-Saclay, CNRS/IN2P3, IJCLab, 91405 Orsay, France
- NRNU MEPhI, Moscow, Russia
- Moscow Inst. of Physics and Technology, Dolgoprudny, Russia
- Dubna State University, Dubna, Russia
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Agostini M, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Borowicz D, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D'Andrea V, Demidova EV, Di Marco N, Doroshkevich E, Egorov V, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hiller R, Hofmann W, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Erratum: First Search for Bosonic Superweakly Interacting Massive Particles with Masses up to 1 MeV/c^{2} with GERDA [Phys. Rev. Lett. 125, 011801 (2020)]. Phys Rev Lett 2022; 129:089901. [PMID: 36053710 DOI: 10.1103/physrevlett.129.089901] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/27/2022] [Indexed: 06/15/2023]
Abstract
This corrects the article DOI: 10.1103/PhysRevLett.125.011801.
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7
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Agostini M, Araujo G, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D’Andrea V, Demidova EV, Marco ND, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hiller R, Hofmann W, Huang J, Hult M, Inzhechik LV, Csáthy JJ, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kilgus K, Kirsch A, Kirpichnikov IV, Klimenko A, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Miloradovic M, Mingazheva R, Misiaszek M, Müller Y, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Redchuk M, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, Sturm KV, Wagner V, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Pulse shape analysis in Gerda Phase II. Eur Phys J C Part Fields 2022; 82:284. [PMID: 35464994 PMCID: PMC8975797 DOI: 10.1140/epjc/s10052-022-10163-w] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/05/2021] [Accepted: 02/23/2022] [Indexed: 05/16/2023]
Abstract
The GERmanium Detector Array (Gerda) collaboration searched for neutrinoless double- β decay in 76 Ge using isotopically enriched high purity germanium detectors at the Laboratori Nazionali del Gran Sasso of INFN. After Phase I (2011-2013), the experiment benefited from several upgrades, including an additional active veto based on LAr instrumentation and a significant increase of mass by point-contact germanium detectors that improved the half-life sensitivity of Phase II (2015-2019) by an order of magnitude. At the core of the background mitigation strategy, the analysis of the time profile of individual pulses provides a powerful topological discrimination of signal-like and background-like events. Data from regular 228 Th calibrations and physics data were both considered in the evaluation of the pulse shape discrimination performance. In this work, we describe the various methods applied to the data collected in Gerda Phase II corresponding to an exposure of 103.7 kg year. These methods suppress the background by a factor of about 5 in the region of interest around Q β β = 2039 keV, while preserving ( 81 ± 3 ) % of the signal. In addition, an exhaustive list of parameters is provided which were used in the final data analysis.
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Affiliation(s)
- M. Agostini
- Department of Physics and Astronomy, University College London, London, UK
- Physik Department, Technische Universität München, Munich, Germany
| | - G. Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - E. Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, Milan, Italy
- INFN Milano Bicocca, Milan, Italy
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - A. Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E. Bossio
- Physik Department, Technische Universität München, Munich, Germany
| | - V. Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - V. Brudanin
- Joint Institute for Nuclear Research, Dubna, Russia
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - T. Comellato
- Physik Department, Technische Universität München, Munich, Germany
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F. Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department, Technische Universität München, Munich, Germany
| | | | | | - R. Hiller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
- Present Address: Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, Karlsruhe, Germany
| | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - J. Huang
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Moscow Inst. of Physics and Technology, Moscow, Russia
| | | | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - H. Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - K. Kilgus
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - A. Kirsch
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Present Address: Robert Bosch GmbH, Stuttgart, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Dubna State University, Dubna, Russia
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - P. Krause
- Physik Department, Technische Universität München, Munich, Germany
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - A. Lazzaro
- Physik Department, Technische Universität München, Munich, Germany
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - M. Miloradovic
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - R. Mingazheva
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - Y. Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
- Present Address: Physik Department, Technische Universität München, Munich, Germany
| | - K. Panas
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- European Commission, JRC-Geel, Geel, Belgium
| | - L. Pertoldi
- Physik Department, Technische Universität München, Munich, Germany
- INFN Padova, Padua, Italy
| | - P. Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - C. Ransom
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - L. Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Redchuk
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - S. Schönert
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. -K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
- Present Address: Nuclear Science Division, Berkeley, USA
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Schwarz
- Physik Department, Technische Universität München, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D. Stukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C. Vignoli
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - V. Wagner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Present Address: Physik Department, Technische Universität München, Munich, Germany
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Wiesinger
- Physik Department, Technische Universität München, Munich, Germany
| | - M. Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B. Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | - A. Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - GERDA collaboration
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
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8
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Agostini M, Araujo G, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D’Andrea V, Demidova EV, Marco ND, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hofmann W, Huang J, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Müller Y, Nemchenok I, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Characterization of inverted coaxial 76 Ge detectors in GERDA for future double- β decay experiments. Eur Phys J C Part Fields 2021; 81:505. [PMID: 34720720 PMCID: PMC8549949 DOI: 10.1140/epjc/s10052-021-09184-8] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/03/2021] [Accepted: 04/27/2021] [Indexed: 05/28/2023]
Abstract
Neutrinoless double- β decay of 76 Ge is searched for with germanium detectors where source and detector of the decay are identical. For the success of future experiments it is important to increase the mass of the detectors. We report here on the characterization and testing of five prototype detectors manufactured in inverted coaxial (IC) geometry from material enriched to 88% in 76 Ge. IC detectors combine the large mass of the traditional semi-coaxial Ge detectors with the superior resolution and pulse shape discrimination power of point contact detectors which exhibited so far much lower mass. Their performance has been found to be satisfactory both when operated in vacuum cryostat and bare in liquid argon within the Gerda setup. The measured resolutions at the Q-value for double- β decay of 76 Ge ( Q β β = 2039 keV) are about 2.1 keV full width at half maximum in vacuum cryostat. After 18 months of operation within the ultra-low background environment of the GERmanium Detector Array (Gerda) experiment and an accumulated exposure of 8.5 kg · year, the background index after analysis cuts is measured to be 4 . 9 - 3.4 + 7.3 × 10 - 4 counts / ( keV · kg · year ) around Q β β . This work confirms the feasibility of IC detectors for the next-generation experiment Legend.
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Affiliation(s)
- M. Agostini
- Department of Physics and Astronomy, University College London, London, UK
- Physik Department, Technische Universität München, Munich, Germany
| | - G. Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - E. Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, Milan, Italy
- INFN Milano Bicocca, Milan, Italy
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - A. Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E. Bossio
- Physik Department, Technische Universität München, Munich, Germany
| | - V. Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - V. Brudanin
- Joint Institute for Nuclear Research, Dubna, Russia
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - T. Comellato
- Physik Department, Technische Universität München, Munich, Germany
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F. Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department, Technische Universität München, Munich, Germany
| | | | | | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - J. Huang
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Moscow Institute of Physics and Technology, Moscow, Russia
| | - J. Janicskó Csáthy
- Physik Department, Technische Universität München, Munich, Germany
- Leibniz-Institut für Kristallzüchtung, Berlin, Germany
| | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - H. Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Dubna State University, Dubna, Russia
| | - R. Kneißl
- Max-Planck-Institut für Physik, Munich, Germany
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - P. Krause
- Physik Department, Technische Universität München, Munich, Germany
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - M. Miloradovic
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - R. Mingazheva
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - P. Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
- Dubna State University, Dubna, Russia
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- Institute of Physics, Jagiellonian University, Cracow, Poland
- European Commission, JRC-Geel, Geel, Belgium
| | - L. Pertoldi
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - P. Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - C. Ransom
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - L. Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - S. Schönert
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A.-K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Schwarz
- Physik Department, Technische Universität München, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D. Stukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C. Vignoli
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Wiesinger
- Physik Department, Technische Universität München, Munich, Germany
| | - M. Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B. Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | - A. Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
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9
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Agostini M, Araujo G, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D’Andrea V, Demidova EV, Marco ND, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hiller R, Hofmann W, Huang J, Hult M, Inzhechik LV, Csáthy JJ, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Müller Y, Nemchenok I, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Calibration of the Gerda experiment. Eur Phys J C Part Fields 2021; 81:682. [PMID: 34776783 PMCID: PMC8550656 DOI: 10.1140/epjc/s10052-021-09403-2] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/26/2021] [Accepted: 07/01/2021] [Indexed: 05/16/2023]
Abstract
The GERmanium Detector Array (Gerda) collaboration searched for neutrinoless double- β decay in 76 Ge with an array of about 40 high-purity isotopically-enriched germanium detectors. The experimental signature of the decay is a monoenergetic signal at Q β β = 2039.061 ( 7 ) keV in the measured summed energy spectrum of the two emitted electrons. Both the energy reconstruction and resolution of the germanium detectors are crucial to separate a potential signal from various backgrounds, such as neutrino-accompanied double- β decays allowed by the Standard Model. The energy resolution and stability were determined and monitored as a function of time using data from regular 228 Th calibrations. In this work, we describe the calibration process and associated data analysis of the full Gerda dataset, tailored to preserve the excellent resolution of the individual germanium detectors when combining data over several years.
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Affiliation(s)
- M. Agostini
- Department of Physics and Astronomy, University College London, London, UK
- Physik Department, Technische Universität München, Munich, Germany
| | - G. Araujo
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - E. Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, Milan, Italy
- INFN Milano Bicocca, Milan, Italy
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- NRNU MEPhI, Moscow, Russia
| | - A. Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - E. Bossio
- Physik Department, Technische Universität München, Munich, Germany
| | - V. Bothe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - V. Brudanin
- Joint Institute for Nuclear Research, Dubna, Russia
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - T. Comellato
- Physik Department, Technische Universität München, Munich, Germany
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - F. Fischer
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Fomina
- Joint Institute for Nuclear Research, Dubna, Russia
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department, Technische Universität München, Munich, Germany
| | | | | | - R. Hiller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - J. Huang
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Moscow Inst. of Physics and Technology, Moscow, Russia
| | - J. Janicskó Csáthy
- Physik Department, Technische Universität München, Munich, Germany
- Leibniz-Institut für Kristallzüchtung, Berlin, Germany
| | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - H. Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Dubna State University, Dubna, Russia
| | - R. Kneißl
- Max-Planck-Institut für Physik, Munich, Germany
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - P. Krause
- Physik Department, Technische Universität München, Munich, Germany
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - M. Miloradovic
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - R. Mingazheva
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Kraków, Poland
| | - P. Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Müller
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
- Dubna State University, Dubna, Russia
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- Institute of Physics, Jagiellonian University, Kraków, Poland
- European Commission, JRC-Geel, Geel, Belgium
| | - L. Pertoldi
- Physik Department, Technische Universität München, Munich, Germany
- INFN Padova, Padua, Italy
| | - P. Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - C. Ransom
- Physik-Institut, Universität Zürich, Zurich, Switzerland
| | - L. Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - S. Schönert
- Physik Department, Technische Universität München, Munich, Germany
| | - J. Schreiner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Schütt
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A-K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Schwarz
- Physik Department, Technische Universität München, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - D. Stukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - C. Vignoli
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi, Italy
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Wiesinger
- Physik Department, Technische Universität München, Munich, Germany
| | - M. Wojcik
- Institute of Physics, Jagiellonian University, Kraków, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - B. Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | - A. Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Kraków, Poland
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10
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Agostini M, Araujo GR, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Biancacci V, Borowicz D, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D'Andrea V, Demidova EV, Di Marco N, Doroshkevich E, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hiller R, Hofmann W, Huang J, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Manzanillas L, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Müller Y, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Shtembari L, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Final Results of GERDA on the Search for Neutrinoless Double-β Decay. Phys Rev Lett 2020; 125:252502. [PMID: 33416389 DOI: 10.1103/physrevlett.125.252502] [Citation(s) in RCA: 33] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/27/2020] [Revised: 10/30/2020] [Accepted: 11/11/2020] [Indexed: 06/12/2023]
Abstract
The GERmanium Detector Array (GERDA) experiment searched for the lepton-number-violating neutrinoless double-β (0νββ) decay of ^{76}Ge, whose discovery would have far-reaching implications in cosmology and particle physics. By operating bare germanium diodes, enriched in ^{76}Ge, in an active liquid argon shield, GERDA achieved an unprecedently low background index of 5.2×10^{-4} counts/(keV kg yr) in the signal region and met the design goal to collect an exposure of 100 kg yr in a background-free regime. When combined with the result of Phase I, no signal is observed after 127.2 kg yr of total exposure. A limit on the half-life of 0νββ decay in ^{76}Ge is set at T_{1/2}>1.8×10^{26} yr at 90% C.L., which coincides with the sensitivity assuming no signal.
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Affiliation(s)
- M Agostini
- Department of Physics and Astronomy, University College London, London WC1E 6BT, United Kingdom
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - G R Araujo
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - A M Bakalyarov
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
| | - M Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - I Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - L Baudis
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - C Bauer
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - E Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, 20126 Milan, Italy
- INFN Milano Bicocca, 20126 Milan, Italy
| | - S Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", 117259 Moscow, Russia
| | - A Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - L Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - V Biancacci
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - D Borowicz
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - E Bossio
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - V Bothe
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - V Brudanin
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - R Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - A Caldwell
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | | | - A Chernogorov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", 117259 Moscow, Russia
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
| | - T Comellato
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - V D'Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, 67100 L'Aquila, Italy
| | - E V Demidova
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", 117259 Moscow, Russia
| | - N Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - E Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - F Fischer
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - M Fomina
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - A Gangapshev
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - A Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - C Gooch
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - P Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - V Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - K Gusev
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - J Hakenmüller
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | | | - R Hiller
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - W Hofmann
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - J Huang
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - M Hult
- European Commission, JRC-Geel, 2442 Geel, Belgium
| | - L V Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - J Janicskó Csáthy
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - J Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - M Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - V Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - Y Kermaïdic
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - H Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - T Kihm
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - I V Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", 117259 Moscow, Russia
| | - A Klimenko
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - R Kneißl
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - K T Knöpfle
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - O Kochetov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - V N Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - P Krause
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - V V Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - M Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - A Lazzaro
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - M Lindner
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - I Lippi
- INFN Padova, 35131 Padua, Italy
| | - A Lubashevskiy
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - B Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - G Lutter
- European Commission, JRC-Geel, 2442 Geel, Belgium
| | - C Macolino
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - B Majorovits
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - W Maneschg
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - L Manzanillas
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - M Miloradovic
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - R Mingazheva
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - M Misiaszek
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - P Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - Y Müller
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - I Nemchenok
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - K Panas
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - L Pandola
- INFN Laboratori Nazionali del Sud, 95123 Catania, Italy
| | - K Pelczar
- European Commission, JRC-Geel, 2442 Geel, Belgium
| | - L Pertoldi
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - P Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - A Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - C Ransom
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - L Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - S Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - N Rumyantseva
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
| | - C Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - F Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, 67100 L'Aquila, Italy
| | - S Schönert
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - J Schreiner
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - M Schütt
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - A-K Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - O Schulz
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - M Schwarz
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | | | - O Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - E Shevchik
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - M Shirchenko
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - L Shtembari
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - H Simgen
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - A Smolnikov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - D Stukov
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
| | - A A Vasenko
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", 117259 Moscow, Russia
| | - A Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - C Vignoli
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - K von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - T Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - C Wiesinger
- Physik Department, Technische Universität München, 85748 Munich, Germany
| | - M Wojcik
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - E Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - B Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - I Zhitnikov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - S V Zhukov
- National Research Centre "Kurchatov Institute", 123182 Moscow, Russia
| | - D Zinatulina
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - A Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - A J Zsigmond
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - K Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - G Zuzel
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
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11
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Agostini M, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Borowicz D, Bossio E, Bothe V, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D'Andrea V, Demidova EV, Di Marco N, Doroshkevich E, Egorov V, Fischer F, Fomina M, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hemmer S, Hiller R, Hofmann W, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Khushbakht H, Kihm T, Kirpichnikov IV, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Rauscher L, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schönert S, Schreiner J, Schütt M, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stukov D, Vasenko AA, Veresnikova A, Vignoli C, von Sturm K, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zatschler B, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. First Search for Bosonic Superweakly Interacting Massive Particles with Masses up to 1 MeV/c^{2} with GERDA. Phys Rev Lett 2020; 125:011801. [PMID: 32678643 DOI: 10.1103/physrevlett.125.011801] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/15/2020] [Accepted: 05/26/2020] [Indexed: 06/11/2023]
Abstract
We present the first search for bosonic superweakly interacting massive particles (super-WIMPs) as keV-scale dark matter candidates performed with the GERDA experiment. GERDA is a neutrinoless double-β decay experiment which operates high-purity germanium detectors enriched in ^{76}Ge in an ultralow background environment at the Laboratori Nazionali del Gran Sasso (LNGS) of INFN in Italy. Searches were performed for pseudoscalar and vector particles in the mass region from 60 keV/c^{2} to 1 MeV/c^{2}. No evidence for a dark matter signal was observed, and the most stringent constraints on the couplings of super-WIMPs with masses above 120 keV/c^{2} have been set. As an example, at a mass of 150 keV/c^{2} the most stringent direct limits on the dimensionless couplings of axionlike particles and dark photons to electrons of g_{ae}<3×10^{-12} and α^{'}/α<6.5×10^{-24} at 90% credible interval, respectively, were obtained.
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Affiliation(s)
- M Agostini
- Physik Department, Technische Universität München, 85748 München, Germany
| | - A M Bakalyarov
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
| | - M Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - I Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - L Baudis
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - C Bauer
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - E Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, 20126 Milan, Italy
- INFN Milano Bicocca, 20126 Milan, Italy
| | - S Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
| | - A Bettini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - L Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - D Borowicz
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - E Bossio
- Physik Department, Technische Universität München, 85748 München, Germany
| | - V Bothe
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - V Brudanin
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - R Brugnera
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - A Caldwell
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | | | - A Chernogorov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
| | - T Comellato
- Physik Department, Technische Universität München, 85748 München, Germany
| | - V D'Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, 67100 L'Aquila, Italy
| | - E V Demidova
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
| | - N Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - E Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - V Egorov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - F Fischer
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - M Fomina
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - A Gangapshev
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - A Garfagnini
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - C Gooch
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - P Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - V Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - K Gusev
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
- Physik Department, Technische Universität München, 85748 München, Germany
| | - J Hakenmüller
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | | | - R Hiller
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - W Hofmann
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - M Hult
- European Commission, JRC-Geel, 2440 Geel, Belgium
| | - L V Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - J Janicskó Csáthy
- Physik Department, Technische Universität München, 85748 München, Germany
| | - J Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - M Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - V Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - Y Kermaïdic
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - H Khushbakht
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - T Kihm
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - I V Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
| | - A Klimenko
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - R Kneißl
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - K T Knöpfle
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - O Kochetov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - V N Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
| | - P Krause
- Physik Department, Technische Universität München, 85748 München, Germany
| | - V V Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - M Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - A Lazzaro
- Physik Department, Technische Universität München, 85748 München, Germany
| | - M Lindner
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - I Lippi
- INFN Padova, 35131 Padua, Italy
| | - A Lubashevskiy
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - B Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - G Lutter
- European Commission, JRC-Geel, 2440 Geel, Belgium
| | - C Macolino
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - B Majorovits
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - W Maneschg
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - M Miloradovic
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - R Mingazheva
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - M Misiaszek
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - P Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - I Nemchenok
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - K Panas
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - L Pandola
- INFN Laboratori Nazionali del Sud, 95123 Catania, Italy
| | - K Pelczar
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - L Pertoldi
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - P Piseri
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - A Pullia
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - C Ransom
- Physik-Institut, Universität Zürich, 8057 Zurich, Switzerland
| | - L Rauscher
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - S Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano and INFN Milano, 20133 Milan, Italy
| | - N Rumyantseva
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
| | - C Sada
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - F Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, 67100 L'Aquila, Italy
| | - S Schönert
- Physik Department, Technische Universität München, 85748 München, Germany
| | - J Schreiner
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - M Schütt
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - A-K Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - O Schulz
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - M Schwarz
- Physik Department, Technische Universität München, 85748 München, Germany
| | | | - O Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - E Shevchik
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - M Shirchenko
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - H Simgen
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - A Smolnikov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
- Max-Planck-Institut für Kernphysik, 69117 Heidelberg, Germany
| | - D Stukov
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
| | - A A Vasenko
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute," 117259 Moscow, Russia
| | - A Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - C Vignoli
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, 67100 Assergi, Italy
| | - K von Sturm
- Dipartimento di Fisica e Astronomia, Università degli Studi di Padova, 35131 Padua, Italy
- INFN Padova, 35131 Padua, Italy
| | - T Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - C Wiesinger
- Physik Department, Technische Universität München, 85748 München, Germany
| | - M Wojcik
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
| | - E Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, 117312 Moscow, Russia
| | - B Zatschler
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - I Zhitnikov
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - S V Zhukov
- National Research Centre "Kurchatov Institute," 123182 Moscow, Russia
| | - D Zinatulina
- Joint Institute for Nuclear Research, 141980 Dubna, Russia
| | - A Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, 72076 Tübingen, Germany
| | - A J Zsigmond
- Max-Planck-Institut für Physik, 80805 Munich, Germany
| | - K Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, 01069 Dresden, Germany
| | - G Zuzel
- Institute of Physics, Jagiellonian University, 31-007 Cracow, Poland
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12
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Agostini M, Bakalyarov AM, Andreotti E, Balata M, Barabanov I, Baudis L, Barros N, Bauer C, Bellotti E, Belogurov S, Benato G, Bettini A, Bezrukov L, Bode T, Borowicz D, Brudanin V, Brugnera R, Budjáš D, Caldwell A, Cattadori C, Chernogorov A, D’Andrea V, Demidova EV, Di Marco N, Domula A, Doroshkevich E, Egorov V, Falkenstein R, Freund K, Gangapshev A, Garfagnini A, Gooch C, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hegai A, Heisel M, Hemmer S, Hiller R, Hofmann W, Hult M, Inzhechik LV, Csáthy JJ, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Kihm T, Kirpichnikov IV, Kirsch A, Kish A, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Kuzminov VV, Laubenstein M, Lazzaro A, Lehnert B, Liao Y, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Marissens G, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Nemchenok I, Panas K, Pandola L, Pelczar K, Pullia A, Ransom C, Riboldi S, Rumyantseva N, Sada C, Salamida F, Salathe M, Schmitt C, Schneider B, Schönert S, Schütz AK, Schulz O, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stanco L, Vanhoefer L, Vasenko AA, Veresnikova A, von Sturm K, Wagner V, Wegmann A, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zhitnikov I, Zhukov SV, Zinatulina D, Zsigmond AJ, Zuber K, Zuzel G. Characterization of 30 76 Ge enriched Broad Energy Ge detectors for GERDA Phase II. Eur Phys J C Part Fields 2019; 79:978. [PMID: 31885491 PMCID: PMC6892349 DOI: 10.1140/epjc/s10052-019-7353-8] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/18/2019] [Accepted: 09/28/2019] [Indexed: 05/28/2023]
Abstract
The GERmanium Detector Array (Gerda) is a low background experiment located at the Laboratori Nazionali del Gran Sasso in Italy, which searches for neutrinoless double-beta decay of 76 Ge into 76 Se+2e - . Gerda has been conceived in two phases. Phase II, which started in December 2015, features several novelties including 30 new 76Ge enriched detectors. These were manufactured according to the Broad Energy Germanium (BEGe) detector design that has a better background discrimination capability and energy resolution compared to formerly widely-used types. Prior to their installation, the new BEGe detectors were mounted in vacuum cryostats and characterized in detail in the Hades underground laboratory in Belgium. This paper describes the properties and the overall performance of these detectors during operation in vacuum. The characterization campaign provided not only direct input for Gerda Phase II data collection and analyses, but also allowed to study detector phenomena, detector correlations as well as to test the accuracy of pulse shape simulation codes.
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Affiliation(s)
- M. Agostini
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | | | | | - M. Balata
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | - I. Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - L. Baudis
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - N. Barros
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - E. Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, Milan, Italy
- INFN Milano Bicocca, Milan, Italy
| | - S. Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - G. Benato
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - A. Bettini
- Dipartimento di Fisica e Astronomia dell’Università di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - L. Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - T. Bode
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - D. Borowicz
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. Brudanin
- Joint Institute for Nuclear Research, Dubna, Russia
| | - R. Brugnera
- Dipartimento di Fisica e Astronomia dell’Università di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - D. Budjáš
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - A. Caldwell
- Max-Planck-Institut für Physik, Munich, Germany
| | | | - A. Chernogorov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - V. D’Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - E. V. Demidova
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - N. Di Marco
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | - A. Domula
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - E. Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - V. Egorov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - R. Falkenstein
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - K. Freund
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - A. Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - A. Garfagnini
- Dipartimento di Fisica e Astronomia dell’Università di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - C. Gooch
- Max-Planck-Institut für Physik, Munich, Germany
| | - P. Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - V. Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. Gusev
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | | | - A. Hegai
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Heisel
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - R. Hiller
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - W. Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - M. Hult
- European Commission, JRC-Geel, Geel, Belgium
| | - L. V. Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - J. Janicskó Csáthy
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - J. Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - M. Junker
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | - V. Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - Y. Kermaïdic
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - T. Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - I. V. Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Kirsch
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Kish
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - A. Klimenko
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - R. Kneißl
- Max-Planck-Institut für Physik, Munich, Germany
| | - K. T. Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - O. Kochetov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - V. N. Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - V. V. Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - M. Laubenstein
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | - A. Lazzaro
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - B. Lehnert
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - Y. Liao
- Max-Planck-Institut für Physik, Munich, Germany
| | - M. Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - B. Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - G. Lutter
- European Commission, JRC-Geel, Geel, Belgium
| | - C. Macolino
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | | | - W. Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | - M. Miloradovic
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - R. Mingazheva
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - M. Misiaszek
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - P. Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - I. Nemchenok
- Joint Institute for Nuclear Research, Dubna, Russia
| | - K. Panas
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - L. Pandola
- INFN Laboratori Nazionali del Sud, Catania, Italy
| | - K. Pelczar
- INFN Laboratori Nazionali del Gran Sasso, LNGS, Assergi, Italy
| | - A. Pullia
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, Milan, Italy
| | - C. Ransom
- Physik Institut der Universität Zürich, Zurich, Switzerland
| | - S. Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, Milan, Italy
| | - N. Rumyantseva
- Joint Institute for Nuclear Research, Dubna, Russia
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | - C. Sada
- Dipartimento di Fisica e Astronomia dell’Università di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - F. Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell’Aquila, L’Aquila, Italy
| | - M. Salathe
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - C. Schmitt
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - B. Schneider
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - S. Schönert
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - A.-K. Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen, Germany
| | - O. Schulz
- Max-Planck-Institut für Physik, Munich, Germany
| | | | - O. Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - E. Shevchik
- Joint Institute for Nuclear Research, Dubna, Russia
| | | | - H. Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Smolnikov
- Joint Institute for Nuclear Research, Dubna, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | | | | | - A. A. Vasenko
- Institute for Theoretical and Experimental Physics, NRC “Kurchatov Institute”, Moscow, Russia
| | - A. Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - K. von Sturm
- Dipartimento di Fisica e Astronomia dell’Università di Padova, Padua, Italy
- INFN Padova, Padua, Italy
| | - V. Wagner
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - A. Wegmann
- Max-Planck-Institut für Kernphysik, Heidelberg, Germany
| | - T. Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - C. Wiesinger
- Physik Department and Excellence Cluster Universe, Technische Universität München, Munich, Germany
| | - M. Wojcik
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | - E. Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow, Russia
| | - I. Zhitnikov
- Joint Institute for Nuclear Research, Dubna, Russia
| | - S. V. Zhukov
- National Research Centre “Kurchatov Institute”, Moscow, Russia
| | | | | | - K. Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden, Germany
| | - G. Zuzel
- Institute of Physics, Jagiellonian University, Cracow, Poland
| | | |
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13
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Agostini M, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Borowicz D, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D'Andrea V, Demidova EV, Di Marco N, Domula A, Doroshkevich E, Egorov V, Falkenstein R, Fomina M, Gangapshev A, Garfagnini A, Giordano M, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hegai A, Heisel M, Hemmer S, Hiller R, Hofmann W, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaïdic Y, Kihm T, Kirpichnikov IV, Kirsch A, Kish A, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Krause P, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Piseri P, Pullia A, Ransom C, Riboldi S, Rumyantseva N, Sada C, Sala E, Salamida F, Schmitt C, Schneider B, Schönert S, Schütz AK, Schulz O, Schwarz M, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stanco L, Stukov D, Vanhoefer L, Vasenko AA, Veresnikova A, von Sturm K, Wagner V, Wegmann A, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Probing Majorana neutrinos with double-β decay. Science 2019; 365:1445-1448. [PMID: 31488705 DOI: 10.1126/science.aav8613] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2018] [Accepted: 08/20/2019] [Indexed: 11/02/2022]
Abstract
A discovery that neutrinos are Majorana fermions would have profound implications for particle physics and cosmology. The Majorana character of neutrinos would make possible the neutrinoless double-β (0νββ) decay, a matter-creating process without the balancing emission of antimatter. The GERDA Collaboration searches for the 0νββ decay of 76Ge by operating bare germanium detectors in an active liquid argon shield. With a total exposure of 82.4 kg⋅year, we observe no signal and derive a lower half-life limit of T 1/2 > 0.9 × 1026 years (90% C.L.). Our T 1/2 sensitivity, assuming no signal, is 1.1 × 1026 years. Combining the latter with those from other 0νββ decay searches yields a sensitivity to the effective Majorana neutrino mass of 0.07 to 0.16 electron volts.
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Affiliation(s)
- M Agostini
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - A M Bakalyarov
- National Research Centre "Kurchatov Institute," Moscow 123182, Russia
| | - M Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - I Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - L Baudis
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - C Bauer
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - E Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, I-20126 Milan, Italy.,INFN Milano Bicocca, I-20126 Milan, Italy
| | - S Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia.,Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - A Bettini
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - L Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - D Borowicz
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - V Brudanin
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - R Brugnera
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - A Caldwell
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | | | - A Chernogorov
- Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - T Comellato
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - V D'Andrea
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, I-67100 L'Aquila, Italy
| | - E V Demidova
- Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - N Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - A Domula
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, D-01069 Dresden, Germany
| | - E Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - V Egorov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - R Falkenstein
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - M Fomina
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - A Gangapshev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - A Garfagnini
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - M Giordano
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, I-67100 L'Aquila, Italy
| | - P Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - V Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - K Gusev
- Physik Department, Technische Universität München, D-85748 Munich, Germany.,National Research Centre "Kurchatov Institute," Moscow 123182, Russia.,Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - J Hakenmüller
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - A Hegai
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - M Heisel
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - S Hemmer
- INFN Padova, I-35131 Padua, Italy
| | - R Hiller
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - W Hofmann
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - M Hult
- European Commission, JRC-Geel, B-2440 Geel, Belgium
| | - L V Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - J Janicskó Csáthy
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - J Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - M Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - V Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - Y Kermaïdic
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - T Kihm
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - I V Kirpichnikov
- Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - A Kirsch
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - A Kish
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - A Klimenko
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany.,Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - R Kneißl
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - K T Knöpfle
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany.
| | - O Kochetov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - V N Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia.,Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - P Krause
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - V V Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - M Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - A Lazzaro
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - M Lindner
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - I Lippi
- INFN Padova, I-35131 Padua, Italy
| | - A Lubashevskiy
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - B Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - G Lutter
- European Commission, JRC-Geel, B-2440 Geel, Belgium
| | - C Macolino
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - B Majorovits
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - W Maneschg
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - M Miloradovic
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - R Mingazheva
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - M Misiaszek
- Institute of Physics, Jagiellonian University, Cracow 40-348, Poland
| | - P Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - I Nemchenok
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - K Panas
- Institute of Physics, Jagiellonian University, Cracow 40-348, Poland
| | - L Pandola
- INFN Laboratori Nazionali del Sud, I-95123 Catania, Italy
| | - K Pelczar
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, I-67100 Assergi, Italy
| | - L Pertoldi
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - P Piseri
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, I-20133 Milan, Italy
| | - A Pullia
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, I-20133 Milan, Italy
| | - C Ransom
- Physik Institut der Universität Zürich, CH-8057 Zurich, Switzerland
| | - S Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, I-20133 Milan, Italy
| | - N Rumyantseva
- National Research Centre "Kurchatov Institute," Moscow 123182, Russia.,Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - C Sada
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - E Sala
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - F Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, I-67100 L'Aquila, Italy
| | - C Schmitt
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - B Schneider
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, D-01069 Dresden, Germany
| | - S Schönert
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - A-K Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - O Schulz
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - M Schwarz
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | | | - O Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - E Shevchik
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - M Shirchenko
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - H Simgen
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - A Smolnikov
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany.,Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - L Stanco
- INFN Padova, I-35131 Padua, Italy
| | - D Stukov
- National Research Centre "Kurchatov Institute," Moscow 123182, Russia
| | - L Vanhoefer
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - A A Vasenko
- Institute for Theoretical and Experimental Physics, Moscow 117259, Russia
| | - A Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - K von Sturm
- Dipartimento di Fisica e Astronomia dell'Università di Padova, I-35121 Padua, Italy.,INFN Padova, I-35131 Padua, Italy
| | - V Wagner
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - A Wegmann
- Max-Planck-Institut für Kernphysik, D-69117 Heidelberg, Germany
| | - T Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, D-01069 Dresden, Germany
| | - C Wiesinger
- Physik Department, Technische Universität München, D-85748 Munich, Germany
| | - M Wojcik
- Institute of Physics, Jagiellonian University, Cracow 40-348, Poland
| | - E Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - I Zhitnikov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - S V Zhukov
- National Research Centre "Kurchatov Institute," Moscow 123182, Russia
| | - D Zinatulina
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - A Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, D-72076 Tübingen, Germany
| | - A J Zsigmond
- Max-Planck-Institut für Physik, D-80805 Munich, Germany
| | - K Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, D-01069 Dresden, Germany
| | - G Zuzel
- Institute of Physics, Jagiellonian University, Cracow 40-348, Poland
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14
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Heinitz S, Kivel N, Schumann D, Köster U, Balata M, Biasotti M, Ceriale V, De Gerone M, Faverzani M, Ferri E, Gallucci G, Gatti F, Giachero A, Nisi S, Nucciotti A, Orlando A, Pessina G, Puiu A, Ragazzi S. Production and separation of 163Ho for nuclear physics experiments. PLoS One 2018; 13:e0200910. [PMID: 30133443 PMCID: PMC6104913 DOI: 10.1371/journal.pone.0200910] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/29/2018] [Accepted: 07/03/2018] [Indexed: 11/19/2022] Open
Abstract
This paper describes the production and chemical separation of the 163Ho isotope that will be used in several nuclear physics experiments aiming at measuring the neutrino mass as well as the neutron cross section of the 163Ho isotope. For this purpose, several batches of enriched 162Er have been irradiated at the Institut Laue-Langevin high flux reactor to finally produce 6 mg or 100 MBq of the desired 163Ho isotope. A portion of the Er/Ho mixture is then subjected to a sophisticated chemical separation involving ion exchange chromatography to isolate the Ho product from the Er target material. Before irradiation, a thorough analysis of the impurity content was performed and its implication on the produced nuclide inventory will be discussed.
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Affiliation(s)
- S. Heinitz
- Nuclear Energy and Safety Department, Paul Scherrer Institut, Villigen, Switzerland
- * E-mail:
| | - N. Kivel
- Nuclear Energy and Safety Department, Paul Scherrer Institut, Villigen, Switzerland
| | - D. Schumann
- Nuclear Energy and Safety Department, Paul Scherrer Institut, Villigen, Switzerland
| | - U. Köster
- Institut Laue-Langevin, Grenoble, France
| | - M. Balata
- Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - M. Biasotti
- Dipartimento di Fisica, Universita di Genova, Genova, Italy
- Istituto Nazionale di Fisica Nucleare Genova, Genova, Italy
| | - V. Ceriale
- Istituto Nazionale di Fisica Nucleare Genova, Genova, Italy
| | - M. De Gerone
- Istituto Nazionale di Fisica Nucleare Genova, Genova, Italy
| | - M. Faverzani
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - E. Ferri
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - G. Gallucci
- Istituto Nazionale di Fisica Nucleare Genova, Genova, Italy
| | - F. Gatti
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - A. Giachero
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - S. Nisi
- Laboratori Nazionali del Gran Sasso, Assergi, Italy
| | - A. Nucciotti
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - A. Orlando
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
| | - G. Pessina
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - A. Puiu
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
| | - S. Ragazzi
- Dipartimento di Fisica, Universita di Milano-Bicocca, Milano, Italy
- Istituto Nazionale de Fisica Nucleare, Milano, Italy
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15
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Agostini M, Bakalyarov AM, Balata M, Barabanov I, Baudis L, Bauer C, Bellotti E, Belogurov S, Bettini A, Bezrukov L, Biernat J, Bode T, Borowicz D, Brudanin V, Brugnera R, Caldwell A, Cattadori C, Chernogorov A, Comellato T, D'Andrea V, Demidova EV, Di Marco N, Domula A, Doroshkevich E, Egorov V, Falkenstein R, Gangapshev A, Garfagnini A, Grabmayr P, Gurentsov V, Gusev K, Hakenmüller J, Hegai A, Heisel M, Hemmer S, Hiller R, Hofmann W, Hult M, Inzhechik LV, Janicskó Csáthy J, Jochum J, Junker M, Kazalov V, Kermaidic Y, Kihm T, Kirpichnikov IV, Kirsch A, Kish A, Klimenko A, Kneißl R, Knöpfle KT, Kochetov O, Kornoukhov VN, Kuzminov VV, Laubenstein M, Lazzaro A, Lindner M, Lippi I, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Majorovits B, Maneschg W, Miloradovic M, Mingazheva R, Misiaszek M, Moseev P, Nemchenok I, Panas K, Pandola L, Pelczar K, Pertoldi L, Pullia A, Ransom C, Riboldi S, Rumyantseva N, Sada C, Salamida F, Schmitt C, Schneider B, Schönert S, Schütz AK, Schulz O, Schwingenheuer B, Selivanenko O, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stanco L, Vanhoefer L, Vasenko AA, Veresnikova A, von Sturm K, Wagner V, Wegmann A, Wester T, Wiesinger C, Wojcik M, Yanovich E, Zhitnikov I, Zhukov SV, Zinatulina D, Zschocke A, Zsigmond AJ, Zuber K, Zuzel G. Improved Limit on Neutrinoless Double-β Decay of ^{76}Ge from GERDA Phase II. Phys Rev Lett 2018; 120:132503. [PMID: 29694176 DOI: 10.1103/physrevlett.120.132503] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/17/2017] [Revised: 01/23/2018] [Indexed: 06/08/2023]
Abstract
The GERDA experiment searches for the lepton-number-violating neutrinoless double-β decay of ^{76}Ge (^{76}Ge→^{76}Se+2e^{-}) operating bare Ge diodes with an enriched ^{76}Ge fraction in liquid argon. The exposure for broad-energy germanium type (BEGe) detectors is increased threefold with respect to our previous data release. The BEGe detectors feature an excellent background suppression from the analysis of the time profile of the detector signals. In the analysis window a background level of 1.0_{-0.4}^{+0.6}×10^{-3} counts/(keV kg yr) has been achieved; if normalized to the energy resolution this is the lowest ever achieved in any 0νββ experiment. No signal is observed and a new 90% C.L. lower limit for the half-life of 8.0×10^{25} yr is placed when combining with our previous data. The expected median sensitivity assuming no signal is 5.8×10^{25} yr.
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Affiliation(s)
- M Agostini
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - A M Bakalyarov
- National Research Centre "Kurchatov Institute", Moscow 123182, Russia
| | - M Balata
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - I Barabanov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - L Baudis
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - C Bauer
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - E Bellotti
- Dipartimento di Fisica, Università Milano Bicocca, Milan I-20126, Italy
- INFN Milano Bicocca, Milan I-20126, Italy
| | - S Belogurov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - A Bettini
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - L Bezrukov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - J Biernat
- Institute of Physics, Jagiellonian University, Cracow 31-007, Poland
| | - T Bode
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - D Borowicz
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - V Brudanin
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - R Brugnera
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - A Caldwell
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | | | - A Chernogorov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - T Comellato
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - V D'Andrea
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - E V Demidova
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - N Di Marco
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - A Domula
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden D-01069, Germany
| | - E Doroshkevich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - V Egorov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - R Falkenstein
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - A Gangapshev
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - A Garfagnini
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - P Grabmayr
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - V Gurentsov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - K Gusev
- Joint Institute for Nuclear Research, Dubna 141980, Russia
- National Research Centre "Kurchatov Institute", Moscow 123182, Russia
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - J Hakenmüller
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - A Hegai
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - M Heisel
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - S Hemmer
- INFN Padova, Padua I-35131, Italy
| | - R Hiller
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - W Hofmann
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - M Hult
- European Commission, JRC-Geel, Geel B-2440, Belgium
| | - L V Inzhechik
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - J Janicskó Csáthy
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - J Jochum
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - M Junker
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - V Kazalov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - Y Kermaidic
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - T Kihm
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - I V Kirpichnikov
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - A Kirsch
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - A Kish
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - A Klimenko
- Joint Institute for Nuclear Research, Dubna 141980, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - R Kneißl
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | - K T Knöpfle
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - O Kochetov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - V N Kornoukhov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - V V Kuzminov
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - M Laubenstein
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - A Lazzaro
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - M Lindner
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - I Lippi
- INFN Padova, Padua I-35131, Italy
| | - A Lubashevskiy
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - B Lubsandorzhiev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - G Lutter
- European Commission, JRC-Geel, Geel B-2440, Belgium
| | - C Macolino
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - B Majorovits
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | - W Maneschg
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - M Miloradovic
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - R Mingazheva
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - M Misiaszek
- Institute of Physics, Jagiellonian University, Cracow 31-007, Poland
| | - P Moseev
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - I Nemchenok
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - K Panas
- Institute of Physics, Jagiellonian University, Cracow 31-007, Poland
| | - L Pandola
- INFN Laboratori Nazionali del Sud, Catania I-95123, Italy
| | - K Pelczar
- INFN Laboratori Nazionali del Gran Sasso and Gran Sasso Science Institute, Assergi I-67100, Italy
| | - L Pertoldi
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - A Pullia
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, Milan I-20133, Italy
| | - C Ransom
- Physik Institut der Universität Zürich, Zurich CH-8057, Switzerland
| | - S Riboldi
- Dipartimento di Fisica, Università degli Studi di Milano e INFN Milano, Milan I-20133, Italy
| | - N Rumyantseva
- Joint Institute for Nuclear Research, Dubna 141980, Russia
- National Research Centre "Kurchatov Institute", Moscow 123182, Russia
| | - C Sada
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - F Salamida
- INFN Laboratori Nazionali del Gran Sasso and Università degli Studi dell'Aquila, L'Aquila, Aquila I-67100, Italy
| | - C Schmitt
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - B Schneider
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden D-01069, Germany
| | - S Schönert
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - A-K Schütz
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - O Schulz
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | | | - O Selivanenko
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - E Shevchik
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - M Shirchenko
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - H Simgen
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - A Smolnikov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - L Stanco
- INFN Padova, Padua I-35131, Italy
| | - L Vanhoefer
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | - A A Vasenko
- Institute for Theoretical and Experimental Physics, NRC "Kurchatov Institute", Moscow I-117259, Russia
| | - A Veresnikova
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - K von Sturm
- Dipartimento di Fisica e Astronomia dell'Università di Padova, Padua I-35121, Italy
- INFN Padova, Padua I-35131, Italy
| | - V Wagner
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - A Wegmann
- Max-Planck-Institut für Kernphysik, Heidelberg D-69029, Germany
| | - T Wester
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden D-01069, Germany
| | - C Wiesinger
- Physik Department and Excellence Cluster Universe, Technische Universität München, München D-85748, Germany
| | - M Wojcik
- Institute of Physics, Jagiellonian University, Cracow 31-007, Poland
| | - E Yanovich
- Institute for Nuclear Research of the Russian Academy of Sciences, Moscow 117312, Russia
| | - I Zhitnikov
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - S V Zhukov
- National Research Centre "Kurchatov Institute", Moscow 123182, Russia
| | - D Zinatulina
- Joint Institute for Nuclear Research, Dubna 141980, Russia
| | - A Zschocke
- Physikalisches Institut, Eberhard Karls Universität Tübingen, Tübingen D-72076, Germany
| | - A J Zsigmond
- Max-Planck-Institut für Physik, Munich D-80805, Germany
| | - K Zuber
- Institut für Kern- und Teilchenphysik, Technische Universität Dresden, Dresden D-01069, Germany
| | - G Zuzel
- Institute of Physics, Jagiellonian University, Cracow 31-007, Poland
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16
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Alduino C, Alessandria F, Alfonso K, Andreotti E, Arnaboldi C, Avignone FT, Azzolini O, Balata M, Bandac I, Banks TI, Bari G, Barucci M, Beeman JW, Bellini F, Benato G, Bersani A, Biare D, Biassoni M, Bragazzi F, Branca A, Brofferio C, Bryant A, Buccheri A, Bucci C, Bulfon C, Camacho A, Caminata A, Canonica L, Cao XG, Capelli S, Capodiferro M, Cappelli L, Cardani L, Cariello M, Carniti P, Carrettoni M, Casali N, Cassina L, Cereseto R, Ceruti G, Chiarini A, Chiesa D, Chott N, Clemenza M, Conventi D, Copello S, Cosmelli C, Cremonesi O, Crescentini C, Creswick RJ, Cushman JS, D'Addabbo A, D'Aguanno D, Dafinei I, Datskov V, Davis CJ, Del Corso F, Dell'Oro S, Deninno MM, Di Domizio S, Di Vacri ML, Di Paolo L, Drobizhev A, Ejzak L, Faccini R, Fang DQ, Faverzani M, Ferri E, Ferroni F, Fiorini E, Franceschi MA, Freedman SJ, Fujikawa BK, Gaigher R, Giachero A, Gironi L, Giuliani A, Gladstone L, Goett J, Gorla P, Gotti C, Guandalini C, Guerzoni M, Gutierrez TD, Haller EE, Han K, Hansen EV, Heeger KM, Hennings-Yeomans R, Hickerson KP, Huang HZ, Iannone M, Ioannucci L, Kadel R, Keppel G, Kogler L, Kolomensky YG, Leder A, Ligi C, Lim KE, Liu X, Ma YG, Maiano C, Maino M, Marini L, Martinez M, Martinez Amaya C, Maruyama RH, Mei Y, Moggi N, Morganti S, Mosteiro PJ, Nagorny SS, Napolitano T, Nastasi M, Nisi S, Nones C, Norman EB, Novati V, Nucciotti A, Nutini I, O'Donnell T, Olcese M, Olivieri E, Orio F, Orlandi D, Ouellet JL, Pagliarone CE, Pallavicini M, Palmieri V, Pattavina L, Pavan M, Pedretti M, Pedrotta R, Pelosi A, Pessina G, Pettinacci V, Piperno G, Pira C, Pirro S, Pozzi S, Previtali E, Reindl F, Rimondi F, Risegari L, Rosenfeld C, Rossi C, Rusconi C, Sakai M, Sala E, Salvioni C, Sangiorgio S, Santone D, Schaeffer D, Schmidt B, Schmidt J, Scielzo ND, Singh V, Sisti M, Smith AR, Stivanello F, Taffarello L, Tatananni L, Tenconi M, Terranova F, Tessaro M, Tomei C, Ventura G, Vignati M, Wagaarachchi SL, Wallig J, Wang BS, Wang HW, Welliver B, Wilson J, Wilson K, Winslow LA, Wise T, Zanotti L, Zarra C, Zhang GQ, Zhu BX, Zimmermann S, Zucchelli S. First Results from CUORE: A Search for Lepton Number Violation via 0νββ Decay of ^{130}Te. Phys Rev Lett 2018; 120:132501. [PMID: 29694201 DOI: 10.1103/physrevlett.120.132501] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/23/2017] [Indexed: 06/08/2023]
Abstract
The CUORE experiment, a ton-scale cryogenic bolometer array, recently began operation at the Laboratori Nazionali del Gran Sasso in Italy. The array represents a significant advancement in this technology, and in this work we apply it for the first time to a high-sensitivity search for a lepton-number-violating process: ^{130}Te neutrinoless double-beta decay. Examining a total TeO_{2} exposure of 86.3 kg yr, characterized by an effective energy resolution of (7.7±0.5) keV FWHM and a background in the region of interest of (0.014±0.002) counts/(keV kg yr), we find no evidence for neutrinoless double-beta decay. Including systematic uncertainties, we place a lower limit on the decay half-life of T_{1/2}^{0ν}(^{130}Te)>1.3×10^{25} yr (90% C.L.); the median statistical sensitivity of this search is 7.0×10^{24} yr. Combining this result with those of two earlier experiments, Cuoricino and CUORE-0, we find T_{1/2}^{0ν}(^{130}Te)>1.5×10^{25} yr (90% C.L.), which is the most stringent limit to date on this decay. Interpreting this result as a limit on the effective Majorana neutrino mass, we find m_{ββ}<(110-520) meV, where the range reflects the nuclear matrix element estimates employed.
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Affiliation(s)
- C Alduino
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - K Alfonso
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - E Andreotti
- Dipartimento di Fisica e Matematica, Università dell'Insubria, Como I-22100, Italy
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Arnaboldi
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - F T Avignone
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - O Azzolini
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - M Balata
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - I Bandac
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - T I Banks
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - G Bari
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - M Barucci
- Dipartimento di Fisica, Università di Firenze, Firenze I-50125, Italy
- INFN - Sezione di Firenze, Firenze I-50125, Italy
| | - J W Beeman
- Materials Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - F Bellini
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - G Benato
- Department of Physics, University of California, Berkeley, California 94720, USA
| | - A Bersani
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - D Biare
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - M Biassoni
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - F Bragazzi
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - A Branca
- INFN - Sezione di Padova, Padova I-35131, Italy
| | - C Brofferio
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - A Bryant
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - A Buccheri
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - C Bucci
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - C Bulfon
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - A Camacho
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - A Caminata
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - L Canonica
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - X G Cao
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - S Capelli
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | | | - L Cappelli
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - L Cardani
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - M Cariello
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - P Carniti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - M Carrettoni
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - N Casali
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - L Cassina
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - R Cereseto
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - G Ceruti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - A Chiarini
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - D Chiesa
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - N Chott
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - M Clemenza
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - D Conventi
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - S Copello
- INFN - Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - C Cosmelli
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - O Cremonesi
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | | | - R J Creswick
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - J S Cushman
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - A D'Addabbo
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - D D'Aguanno
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Dipartimento di Ingegneria Civile e Meccanica, Università degli Studi di Cassino e del Lazio Meridionale, Cassino I-03043, Italy
| | - I Dafinei
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - V Datskov
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C J Davis
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - F Del Corso
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - S Dell'Oro
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Center for Neutrino Physics, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
- INFN - Gran Sasso Science Institute, L'Aquila I-67100, Italy
| | - M M Deninno
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - S Di Domizio
- INFN - Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - M L Di Vacri
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Dipartimento di Scienze Fisiche e Chimiche, Università dell'Aquila, L'Aquila I-67100, Italy
| | - L Di Paolo
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - A Drobizhev
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - L Ejzak
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - R Faccini
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - D Q Fang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - M Faverzani
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - E Ferri
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - F Ferroni
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - E Fiorini
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - M A Franceschi
- INFN - Laboratori Nazionali di Frascati, Frascati (Roma) I-00044, Italy
| | - S J Freedman
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - B K Fujikawa
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - R Gaigher
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - A Giachero
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - L Gironi
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - A Giuliani
- CSNSM, Univ. Paris-Sud, CNRS/IN2P3, Universit Paris-Saclay, 91405 Orsay, France
| | - L Gladstone
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - J Goett
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - P Gorla
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - C Gotti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - C Guandalini
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - M Guerzoni
- INFN - Sezione di Bologna, Bologna I-40127, Italy
| | - T D Gutierrez
- Physics Department, California Polytechnic State University, San Luis Obispo, California 93407, USA
| | - E E Haller
- Materials Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
- Department of Materials Science and Engineering, University of California, Berkeley, California 94720, USA
| | - K Han
- INPAC and School of Physics and Astronomy, Shanghai Jiao Tong University; Shanghai Laboratory for Particle Physics and Cosmology, Shanghai 200240, China
| | - E V Hansen
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - K M Heeger
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - R Hennings-Yeomans
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - K P Hickerson
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - H Z Huang
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - M Iannone
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - L Ioannucci
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - R Kadel
- Physics Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - G Keppel
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - L Kogler
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - A Leder
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C Ligi
- INFN - Laboratori Nazionali di Frascati, Frascati (Roma) I-00044, Italy
| | - K E Lim
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - X Liu
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - Y G Ma
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - C Maiano
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - M Maino
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - L Marini
- INFN - Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - M Martinez
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
- Laboratorio de Fisica Nuclear y Astroparticulas, Universidad de Zaragoza, Zaragoza 50009, Spain
| | - C Martinez Amaya
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - R H Maruyama
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - Y Mei
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - N Moggi
- INFN - Sezione di Bologna, Bologna I-40127, Italy
- Dipartimento di Fisica e Astronomia, Alma Mater Studiorum - Università di Bologna, Bologna I-40127, Italy
| | - S Morganti
- INFN - Sezione di Roma, Roma I-00185, Italy
| | | | - S S Nagorny
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- INFN - Gran Sasso Science Institute, L'Aquila I-67100, Italy
| | - T Napolitano
- INFN - Laboratori Nazionali di Frascati, Frascati (Roma) I-00044, Italy
| | - M Nastasi
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - S Nisi
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - C Nones
- Service de Physique des Particules, CEA / Saclay, 91191 Gif-sur-Yvette, France
| | - E B Norman
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
- Department of Nuclear Engineering, University of California, Berkeley, California 94720, USA
| | - V Novati
- CSNSM, Univ. Paris-Sud, CNRS/IN2P3, Universit Paris-Saclay, 91405 Orsay, France
| | - A Nucciotti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - I Nutini
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- INFN - Gran Sasso Science Institute, L'Aquila I-67100, Italy
| | - T O'Donnell
- Center for Neutrino Physics, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - M Olcese
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - E Olivieri
- Dipartimento di Fisica, Università di Firenze, Firenze I-50125, Italy
- INFN - Sezione di Firenze, Firenze I-50125, Italy
| | - F Orio
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - D Orlandi
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - J L Ouellet
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - C E Pagliarone
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Dipartimento di Ingegneria Civile e Meccanica, Università degli Studi di Cassino e del Lazio Meridionale, Cassino I-03043, Italy
| | - M Pallavicini
- INFN - Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - V Palmieri
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - L Pattavina
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - M Pavan
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - M Pedretti
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - R Pedrotta
- INFN - Sezione di Padova, Padova I-35131, Italy
| | - A Pelosi
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - G Pessina
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | | | - G Piperno
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - C Pira
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - S Pirro
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - S Pozzi
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - E Previtali
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - F Reindl
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - F Rimondi
- INFN - Sezione di Bologna, Bologna I-40127, Italy
- Dipartimento di Fisica e Astronomia, Alma Mater Studiorum - Università di Bologna, Bologna I-40127, Italy
| | - L Risegari
- Dipartimento di Fisica, Università di Firenze, Firenze I-50125, Italy
- INFN - Sezione di Firenze, Firenze I-50125, Italy
| | - C Rosenfeld
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - C Rossi
- INFN - Sezione di Genova, Genova I-16146, Italy
| | - C Rusconi
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - M Sakai
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - E Sala
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - C Salvioni
- Dipartimento di Fisica e Matematica, Università dell'Insubria, Como I-22100, Italy
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
| | - S Sangiorgio
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D Santone
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
- Dipartimento di Scienze Fisiche e Chimiche, Università dell'Aquila, L'Aquila I-67100, Italy
| | - D Schaeffer
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - B Schmidt
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - J Schmidt
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - N D Scielzo
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - V Singh
- Department of Physics, University of California, Berkeley, California 94720, USA
| | - M Sisti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - A R Smith
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - F Stivanello
- INFN - Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | | | - L Tatananni
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - M Tenconi
- CSNSM, Univ. Paris-Sud, CNRS/IN2P3, Universit Paris-Saclay, 91405 Orsay, France
| | - F Terranova
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - M Tessaro
- INFN - Sezione di Padova, Padova I-35131, Italy
| | - C Tomei
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - G Ventura
- Dipartimento di Fisica, Università di Firenze, Firenze I-50125, Italy
- INFN - Sezione di Firenze, Firenze I-50125, Italy
| | - M Vignati
- INFN - Sezione di Roma, Roma I-00185, Italy
| | - S L Wagaarachchi
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - J Wallig
- Engineering Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - B S Wang
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
- Department of Nuclear Engineering, University of California, Berkeley, California 94720, USA
| | - H W Wang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - B Welliver
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - J Wilson
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - K Wilson
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - L A Winslow
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Wise
- Wright Laboratory, Department of Physics, Yale University, New Haven, Connecticut 06520, USA
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - L Zanotti
- INFN - Sezione di Milano Bicocca, Milano I-20126, Italy
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
| | - C Zarra
- INFN - Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67100, Italy
| | - G Q Zhang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - B X Zhu
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - S Zimmermann
- Engineering Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - S Zucchelli
- INFN - Sezione di Bologna, Bologna I-40127, Italy
- Dipartimento di Fisica e Astronomia, Alma Mater Studiorum - Università di Bologna, Bologna I-40127, Italy
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Badawy A, Badawy A, Badawy A, Mohamed A, Mohamed A, Mohamed A, Enein A, Enein A, Enein A, Qasem R, Qasem R, Qasem R, Rizk E, Rizk E, Rizk E, El-Masry E, El-Masry E, El-Masry E, Abdellatif S, Abdellatif S, Abdellatif S, Balata M, Balata M, Balata M. Research Article Interleukin-27-924A/G gene polymorphism is associated with Rheumatoid Arthritis in Egyptian population. Genet Mol Res 2018. [DOI: 10.4238/gmr16039915] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/03/2022]
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Alfonso K, Artusa DR, Avignone FT, Azzolini O, Balata M, Banks TI, Bari G, Beeman JW, Bellini F, Bersani A, Biassoni M, Brofferio C, Bucci C, Caminata A, Canonica L, Cao XG, Capelli S, Cappelli L, Carbone L, Cardani L, Casali N, Cassina L, Chiesa D, Chott N, Clemenza M, Copello S, Cosmelli C, Cremonesi O, Creswick RJ, Cushman JS, Dafinei I, Dally A, Dell'Oro S, Deninno MM, Di Domizio S, Di Vacri ML, Drobizhev A, Ejzak L, Fang DQ, Faverzani M, Fernandes G, Ferri E, Ferroni F, Fiorini E, Freedman SJ, Fujikawa BK, Giachero A, Gironi L, Giuliani A, Gorla P, Gotti C, Gutierrez TD, Haller EE, Han K, Hansen E, Heeger KM, Hennings-Yeomans R, Hickerson KP, Huang HZ, Kadel R, Keppel G, Kolomensky YG, Lim KE, Liu X, Ma YG, Maino M, Martinez M, Maruyama RH, Mei Y, Moggi N, Morganti S, Nisi S, Nones C, Norman EB, Nucciotti A, O'Donnell T, Orio F, Orlandi D, Ouellet JL, Pagliarone CE, Pallavicini M, Palmieri V, Pattavina L, Pavan M, Pedretti M, Pessina G, Pettinacci V, Piperno G, Pirro S, Pozzi S, Previtali E, Rosenfeld C, Rusconi C, Sala E, Sangiorgio S, Santone D, Scielzo ND, Sisti M, Smith AR, Taffarello L, Tenconi M, Terranova F, Tomei C, Trentalange S, Ventura G, Vignati M, Wagaarachchi SL, Wang BS, Wang HW, Wielgus L, Wilson J, Winslow LA, Wise T, Zanotti L, Zarra C, Zhang GQ, Zhu BX, Zucchelli S. Search for Neutrinoless Double-Beta Decay of (130)Te with CUORE-0. Phys Rev Lett 2015; 115:102502. [PMID: 26382673 DOI: 10.1103/physrevlett.115.102502] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/09/2015] [Indexed: 06/05/2023]
Abstract
We report the results of a search for neutrinoless double-beta decay in a 9.8 kg yr exposure of (130)Te using a bolometric detector array, CUORE-0. The characteristic detector energy resolution and background level in the region of interest are 5.1±0.3 keV FWHM and 0.058±0.004(stat)±0.002(syst)counts/(keV kg yr), respectively. The median 90% C.L. lower-limit half-life sensitivity of the experiment is 2.9×10(24) yr and surpasses the sensitivity of previous searches. We find no evidence for neutrinoless double-beta decay of (130)Te and place a Bayesian lower bound on the decay half-life, T(1/2)(0ν)>2.7×10(24) yr at 90% C.L. Combining CUORE-0 data with the 19.75 kg yr exposure of (130)Te from the Cuoricino experiment we obtain T(1/2)(0ν)>4.0×10(24) yr at 90% C.L. (Bayesian), the most stringent limit to date on this half-life. Using a range of nuclear matrix element estimates we interpret this as a limit on the effective Majorana neutrino mass, m(ββ)<270-760 meV.
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Affiliation(s)
- K Alfonso
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - D R Artusa
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - F T Avignone
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - O Azzolini
- INFN-Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - M Balata
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - T I Banks
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - G Bari
- INFN-Sezione di Bologna, Bologna I-40127, Italy
| | - J W Beeman
- Materials Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - F Bellini
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - A Bersani
- INFN-Sezione di Genova, Genova I-16146, Italy
| | - M Biassoni
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Brofferio
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Bucci
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - A Caminata
- INFN-Sezione di Genova, Genova I-16146, Italy
| | - L Canonica
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - X G Cao
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - S Capelli
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - L Cappelli
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
- Dipartimento di Ingegneria Civile e Meccanica, Università degli Studi di Cassino e del Lazio Meridionale, Cassino I-03043, Italy
| | - L Carbone
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - L Cardani
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - N Casali
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - L Cassina
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - D Chiesa
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - N Chott
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - M Clemenza
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - S Copello
- INFN-Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - C Cosmelli
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - O Cremonesi
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - R J Creswick
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - J S Cushman
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - I Dafinei
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - A Dally
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S Dell'Oro
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
- INFN-Gran Sasso Science Institute, L'Aquila I-67100, Italy
| | - M M Deninno
- INFN-Sezione di Bologna, Bologna I-40127, Italy
| | - S Di Domizio
- INFN-Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - M L Di Vacri
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
- Dipartimento di Scienze Fisiche e Chimiche, Università dell'Aquila, L'Aquila I-67100, Italy
| | - A Drobizhev
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - L Ejzak
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - D Q Fang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - M Faverzani
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - G Fernandes
- INFN-Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - E Ferri
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - F Ferroni
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - E Fiorini
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - S J Freedman
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - B K Fujikawa
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - A Giachero
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - L Gironi
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - A Giuliani
- Centre de Sciences Nucléaires et de Sciences de la Matière (CSNSM), 91405 Orsay Campus, Orsay, France
| | - P Gorla
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - C Gotti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - T D Gutierrez
- Physics Department, California Polytechnic State University, San Luis Obispo, California 93407, USA
| | - E E Haller
- Materials Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
- Department of Materials Science and Engineering, University of California, Berkeley, California 94720, USA
| | - K Han
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - E Hansen
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - K M Heeger
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - R Hennings-Yeomans
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - K P Hickerson
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - H Z Huang
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - R Kadel
- Physics Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - G Keppel
- INFN-Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - Yu G Kolomensky
- Department of Physics, University of California, Berkeley, California 94720, USA
- Physics Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - K E Lim
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - X Liu
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - Y G Ma
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - M Maino
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - M Martinez
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- Laboratorio de Fisica Nuclear y Astroparticulas, Universidad de Zaragoza, Zaragoza 50009, Spain
| | - R H Maruyama
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
| | - Y Mei
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - N Moggi
- INFN-Sezione di Bologna, Bologna I-40127, Italy
- Dipartimento di Scienze per la Qualità della Vita, Alma Mater Studiorum-Università di Bologna, Bologna I-47921, Italy
| | - S Morganti
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - S Nisi
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - C Nones
- CEA, Centre de Saclay, Irfu/SPP, F-91191 Gif-sur-Yvette, France
| | - E B Norman
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
- Department of Nuclear Engineering, University of California, Berkeley, California 94720, USA
| | - A Nucciotti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - T O'Donnell
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - F Orio
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - D Orlandi
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - J L Ouellet
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - C E Pagliarone
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
- Dipartimento di Ingegneria Civile e Meccanica, Università degli Studi di Cassino e del Lazio Meridionale, Cassino I-03043, Italy
| | - M Pallavicini
- INFN-Sezione di Genova, Genova I-16146, Italy
- Dipartimento di Fisica, Università di Genova, Genova I-16146, Italy
| | - V Palmieri
- INFN-Laboratori Nazionali di Legnaro, Legnaro (Padova) I-35020, Italy
| | - L Pattavina
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - M Pavan
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - M Pedretti
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - G Pessina
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | | | - G Piperno
- Dipartimento di Fisica, Sapienza Università di Roma, Roma I-00185, Italy
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - S Pirro
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - S Pozzi
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - E Previtali
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Rosenfeld
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - C Rusconi
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - E Sala
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - S Sangiorgio
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D Santone
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
- Dipartimento di Scienze Fisiche e Chimiche, Università dell'Aquila, L'Aquila I-67100, Italy
| | - N D Scielzo
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - M Sisti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - A R Smith
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | | | - M Tenconi
- Centre de Sciences Nucléaires et de Sciences de la Matière (CSNSM), 91405 Orsay Campus, Orsay, France
| | - F Terranova
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Tomei
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - S Trentalange
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - G Ventura
- Dipartimento di Fisica, Università di Firenze, Firenze I-50125, Italy
- INFN-Sezione di Firenze, Firenze I-50125, Italy
| | - M Vignati
- INFN-Sezione di Roma, Roma I-00185, Italy
| | - S L Wagaarachchi
- Department of Physics, University of California, Berkeley, California 94720, USA
- Nuclear Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
| | - B S Wang
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
- Department of Nuclear Engineering, University of California, Berkeley, California 94720, USA
| | - H W Wang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - L Wielgus
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - J Wilson
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - L A Winslow
- Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - T Wise
- Department of Physics, Yale University, New Haven, Connecticut 06520, USA
- Department of Physics, University of Wisconsin, Madison, Wisconsin 53706, USA
| | - L Zanotti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milano I-20126, Italy
- INFN-Sezione di Milano Bicocca, Milano I-20126, Italy
| | - C Zarra
- INFN-Laboratori Nazionali del Gran Sasso, Assergi (L'Aquila) I-67010, Italy
| | - G Q Zhang
- Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201800, China
| | - B X Zhu
- Department of Physics and Astronomy, University of California, Los Angeles, California 90095, USA
| | - S Zucchelli
- INFN-Sezione di Bologna, Bologna I-40127, Italy
- Dipartimento di Fisica e Astronomia, Alma Mater Studiorum-Università di Bologna, Bologna I-40127, Italy
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Moggi N, Artusa DR, Avignone FT, Azzolini O, Balata M, Banks TI, Bari G, Beeman J, Bellini F, Bersani A, Biassoni M, Brofferio C, Bucci C, Cai XZ, Camacho A, Caminata A, Canonica L, Cao XG, Capelli S, Cappelli L, Carbone L, Cardani L, Casali N, Cassina L, Chiesa D, Chott N, Clemenza M, Copello S, Cosmelli C, Cremonesi O, Creswick RJ, Cushman JS, Dafinei I, Dally A, Datskov V, Dell’oro S, Deninno MM, Di Domizio S, Di Vacri ML, Drobizhev A, Ejzak L, Fang DQ, Farach HA, Faverzani M, Fernandes G, Ferri E, Ferroni F, Fiorini E, Franceschi MA, Freedman SJ, Fujikawa BK, Giachero A, Gironi L, Giuliani A, Gorla P, Gotti C, Gutierrez TD, Haller EE, Han K, Heeger KM, Hennings-Yeomans R, Hickerson KP, Huang HZ, Kadel R, Keppel G, Kolomensky YG, Li YL, Ligi C, Lim KE, Liu X, Ma YG, Maiano C, Maino M, Martinez M, Maruyama RH, Mei Y, Morganti S, Napolitano T, Nisi S, Nones C, Norman EB, Nucciotti A, O’Donnell T, Orio F, Orlandi D, Ouellet JL, Pagliarone CE, Pallavicini M, Palmieri V, Pattavina L, Pavan M, Pessina G, Pettinacci V, Piperno G, Pira C, Pirro S, Pozzi S, Previtali E, Rosenfeld C, Rusconi C, Sala E, Sangiorgio S, Santone D, Scielzo ND, Sisti M, Smith AR, Taffarello L, Tenconi M, Terranova F, Tian WD, Tomei C, Trentalange S, Ventura G, Vignati M, Wang BS, Wang HW, Wielgus L, Wilson J, Winslow LA, Wise T, Woodcraft A, Zanotti L, Zarra C, Zhang GQ, Zhu BX, Zucchelli S. Neutrinoless double-beta decay search with CUORE and CUORE-0 experiments. EPJ Web of Conferences 2015. [DOI: 10.1051/epjconf/20159003004] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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20
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Alpert B, Balata M, Bennett D, Biasotti M, Boragno C, Brofferio C, Ceriale V, Corsini D, Day PK, De Gerone M, Dressler R, Faverzani M, Ferri E, Fowler J, Gatti F, Giachero A, Hays-Wehle J, Heinitz S, Hilton G, Köster U, Lusignoli M, Maino M, Mates J, Nisi S, Nizzolo R, Nucciotti A, Pessina G, Pizzigoni G, Puiu A, Ragazzi S, Reintsema C, Gomes MR, Schmidt D, Schumann D, Sisti M, Swetz D, Terranova F, Ullom J. HOLMES: The electron capture decay of [Formula: see text]Ho to measure the electron neutrino mass with sub-eV sensitivity. Eur Phys J C Part Fields 2015; 75:112. [PMID: 25995704 PMCID: PMC4423878 DOI: 10.1140/epjc/s10052-015-3329-5] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/18/2014] [Accepted: 02/19/2015] [Indexed: 05/29/2023]
Abstract
The European Research Council has recently funded HOLMES, a new experiment to directly measure the neutrino mass. HOLMES will perform a calorimetric measurement of the energy released in the decay of [Formula: see text]Ho. The calorimetric measurement eliminates systematic uncertainties arising from the use of external beta sources, as in experiments with beta spectrometers. This measurement was proposed in 1982 by A. De Rujula and M. Lusignoli, but only recently the detector technological progress allowed to design a sensitive experiment. HOLMES will deploy a large array of low temperature microcalorimeters with implanted [Formula: see text]Ho nuclei. The resulting mass sensitivity will be as low as 0.4 eV. HOLMES will be an important step forward in the direct neutrino mass measurement with a calorimetric approach as an alternative to spectrometry. It will also establish the potential of this approach to extend the sensitivity down to 0.1 eV. We outline here the project with its technical challenges and perspectives.
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Affiliation(s)
- B. Alpert
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - M. Balata
- Laboratori Nazionali del Gran Sasso (LNGS), INFN, Assergi, AQ Italy
| | - D. Bennett
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - M. Biasotti
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - C. Boragno
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - C. Brofferio
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - V. Ceriale
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - D. Corsini
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - P. K. Day
- Jet Propulsion Laboratory, California Institute of Technology (CALTECH), Pasadena, CA USA
| | - M. De Gerone
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - R. Dressler
- Paul Scherrer Institut (PSI), Villigen, Switzerland
| | - M. Faverzani
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - E. Ferri
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - J. Fowler
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - F. Gatti
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - A. Giachero
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - J. Hays-Wehle
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - S. Heinitz
- Paul Scherrer Institut (PSI), Villigen, Switzerland
| | - G. Hilton
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - U. Köster
- Institut Laue-Langevin (ILL), Grenoble, France
| | - M. Lusignoli
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Roma 1, Rome, Italy
| | - M. Maino
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - J. Mates
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - S. Nisi
- Laboratori Nazionali del Gran Sasso (LNGS), INFN, Assergi, AQ Italy
| | - R. Nizzolo
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - A. Nucciotti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - G. Pessina
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - G. Pizzigoni
- Dipartimento di Fisica, Università di Genova, Genoa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Genova, Genoa, Italy
| | - A. Puiu
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - S. Ragazzi
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - C. Reintsema
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - M. Ribeiro Gomes
- Multidisciplinary Centre for Astrophysics (CENTRA-IST), University of Lisbon, Lisbon, Portugal
| | - D. Schmidt
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - D. Schumann
- Paul Scherrer Institut (PSI), Villigen, Switzerland
| | - M. Sisti
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - D. Swetz
- National Institute of Standards and Technology (NIST), Boulder, CO USA
| | - F. Terranova
- Dipartimento di Fisica, Università di Milano-Bicocca, Milan, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), Sezione di Milano-Bicocca, Milan, Italy
| | - J. Ullom
- National Institute of Standards and Technology (NIST), Boulder, CO USA
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Giachero A, Artusa DR, Avignone FT, Azzolini O, Balata M, Banks TI, Bari G, Beeman J, Bellini F, Bersani A, Biassoni M, Brofferio C, Bucci C, Cai XZ, Camacho A, Caminata A, Canonica L, Cao XG, Capelli S, Cappelli L, Carbone L, Cardani L, Casali N, Cassina L, Chiesa D, Chott N, Clemenza M, Copello S, Cosmelli C, Cremonesi O, Creswick R, Cushman J, Dafinei I, Dally A, Datskov V, Dell’Oro S, Deninno MM, Di Domizio S, di Vacri ML, Drobizhev A, Ejzak L, Fang DQ, Farach HA, Faverzani M, Fernandes G, Ferri E, Ferroni F, Fiorini E, Franceschi MA, Freedman SJ, Fujikawa BK, Gironi L, Giuliani A, Gorla P, Gotti C, Gutierrez TD, Haller EE, Han K, Heeger KM, Hennings-Yeomans R, Hickerson KP, Huang HZ, Kadel R, Kazkaz K, Keppel G, Kolomensky Y, Li Y, Ligi C, Lim KE, Liu X, Ma YG, Maiano C, Maino M, Martinez M, Maruyama RH, Mei Y, Moggi N, Morganti S, Napolitano T, Nastasi M, Nisi S, Nones C, Norman EB, Nucciotti A, O’Donnell T, Orio F, Orlandi D, Ouellet JL, Pagliarone CE, Pallavicini M, Pattavina L, Pavan M, Pedretti M, Pessina G, Pettinacci V, Piperno G, Pira C, Pirro S, Pozzi S, Previtali E, Rampazzo V, Rosenfeld C, Rusconi C, Sala E, Sangiorgio S, Scielzo ND, Sisti M, Smith AR, Taffarello L, Tenconi M, Terranova F, Tian WD, Tomei C, Trentalange S, Ventura G, Vignati M, Wang BS, Wang HW, Wielgus L, Wilson J, Winslow LA, Wise T, Woodcraft A, Zanotti L, Zarra C, Zhang GQ, Zhu BX, Zucchelli S. The CUORE and CUORE-0 experiments at Gran Sasso. EPJ Web of Conferences 2015. [DOI: 10.1051/epjconf/20159504024] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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22
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Agostini M, Allardt M, Andreotti E, Bakalyarov AM, Balata M, Barabanov I, Barnabé Heider M, Barros N, Baudis L, Bauer C, Becerici-Schmidt N, Bellotti E, Belogurov S, Belyaev ST, Benato G, Bettini A, Bezrukov L, Bode T, Brudanin V, Brugnera R, Budjáš D, Caldwell A, Cattadori C, Chernogorov A, Cossavella F, Demidova EV, Domula A, Egorov V, Falkenstein R, Ferella A, Freund K, Frodyma N, Gangapshev A, Garfagnini A, Gotti C, Grabmayr P, Gurentsov V, Gusev K, Guthikonda KK, Hampel W, Hegai A, Heisel M, Hemmer S, Heusser G, Hofmann W, Hult M, Inzhechik LV, Ioannucci L, Janicskó Csáthy J, Jochum J, Junker M, Kihm T, Kirpichnikov IV, Kirsch A, Klimenko A, Knöpfle KT, Kochetov O, Kornoukhov VN, Kuzminov VV, Laubenstein M, Lazzaro A, Lebedev VI, Lehnert B, Liao HY, Lindner M, Lippi I, Liu X, Lubashevskiy A, Lubsandorzhiev B, Lutter G, Macolino C, Machado AA, Majorovits B, Maneschg W, Misiaszek M, Nemchenok I, Nisi S, O'Shaughnessy C, Pandola L, Pelczar K, Pessina G, Pullia A, Riboldi S, Rumyantseva N, Sada C, Salathe M, Schmitt C, Schreiner J, Schulz O, Schwingenheuer B, Schönert S, Shevchik E, Shirchenko M, Simgen H, Smolnikov A, Stanco L, Strecker H, Tarka M, Ur CA, Vasenko AA, Volynets O, von Sturm K, Wagner V, Walter M, Wegmann A, Wester T, Wojcik M, Yanovich E, Zavarise P, Zhitnikov I, Zhukov SV, Zinatulina D, Zuber K, Zuzel G. Results on neutrinoless double-β decay of 76Ge from phase I of the GERDA experiment. Phys Rev Lett 2013; 111:122503. [PMID: 24093254 DOI: 10.1103/physrevlett.111.122503] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/17/2013] [Indexed: 06/02/2023]
Abstract
Neutrinoless double beta decay is a process that violates lepton number conservation. It is predicted to occur in extensions of the standard model of particle physics. This Letter reports the results from phase I of the Germanium Detector Array (GERDA) experiment at the Gran Sasso Laboratory (Italy) searching for neutrinoless double beta decay of the isotope (76)Ge. Data considered in the present analysis have been collected between November 2011 and May 2013 with a total exposure of 21.6 kg yr. A blind analysis is performed. The background index is about 1 × 10(-2) counts/(keV kg yr) after pulse shape discrimination. No signal is observed and a lower limit is derived for the half-life of neutrinoless double beta decay of (76)Ge, T(1/2)(0ν) >2.1 × 10(25) yr (90% C.L.). The combination with the results from the previous experiments with (76)Ge yields T(1/2)(0ν)>3.0 × 10(25) yr (90% C.L.).
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Affiliation(s)
- M Agostini
- Physik Department and Excellence Cluster Universe, Technische Universität München, Germany
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23
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Laubenstein M, Plastino W, Aprili P, Balata M, Bella F, Gallese B, Ioannucci L, Nisi S. Radioactivity measurements for the ERMES project at the STELLA facility. EPJ Web of Conferences 2012. [DOI: 10.1051/epjconf/20122402002] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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24
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Plastino W, Laubenstein M, Aprili P, Balata M, Bella F, Cardarelli A, Gallese B, Ioannucci L, De Vincenzi M, Nisi S, Ruggieri F. Uranium groundwater anomalies at LNGS: From the neutron flux background to the geodynamic processes. EPJ Web of Conferences 2012. [DOI: 10.1051/epjconf/20122402003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/14/2022] Open
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25
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Carbone MC, Pinto M, Antonelli F, Amicarelli F, Balata M, Belli M, Conti Devirgiliis L, Ioannucci L, Nisi S, Sapora O, Satta L, Simone G, Sorrentino E, Tabocchini MA. The Cosmic Silence experiment: on the putative adaptive role of environmental ionizing radiation. Radiat Environ Biophys 2009; 48:189-196. [PMID: 19169701 DOI: 10.1007/s00411-008-0208-6] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/09/2008] [Accepted: 12/22/2008] [Indexed: 05/27/2023]
Abstract
Previously we reported that yeast and Chinese hamster V79 cells cultured under reduced levels of background environmental ionizing radiation show enhanced susceptibility to damage caused by acute doses of genotoxic agents. Reduction of environmental radiation dose rate was achieved by setting up an underground laboratory at Laboratori Nazionali del Gran Sasso, central Italy. We now report on the extension of our studies to a human cell line. Human lymphoblastoid TK6 cells were maintained under identical in vitro culture conditions for six continuous months, at different environmental ionizing radiation levels. Compared to "reference" environmental radiation conditions, we found that cells cultured in the underground laboratories were more sensitive to acute exposures to radiation, as measured both at the level of DNA damage and oxidative metabolism. Our results are compatible with the hypothesis that ultra-low dose rate ionizing radiation, i.e. environmental radiation, may act as a conditioning agent in the radiation-induced adaptive response.
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Affiliation(s)
- M C Carbone
- Museo Storico della Fisica e Centro Studi e Ricerche "Enrico Fermi", Rome, Italy
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26
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Arpesella C, Back HO, Balata M, Bellini G, Benziger J, Bonetti S, Brigatti A, Caccianiga B, Cadonati L, Calaprice F, Carraro C, Cecchet G, Chavarria A, Chen M, Dalnoki-Veress F, D'Angelo D, de Bari A, de Bellefon A, de Kerret H, Derbin A, Deutsch M, di Credico A, di Pietro G, Eisenstein R, Elisei F, Etenko A, Fernholz R, Fomenko K, Ford R, Franco D, Freudiger B, Galbiati C, Gatti F, Gazzana S, Giammarchi M, Giugni D, Goeger-Neff M, Goldbrunner T, Goretti A, Grieb C, Hagner C, Hampel W, Harding E, Hardy S, Hartman FX, Hertrich T, Heusser G, Ianni A, Ianni A, Joyce M, Kiko J, Kirsten T, Kobychev V, Korga G, Korschinek G, Kryn D, Lagomarsino V, Lamarche P, Laubenstein M, Lendvai C, Leung M, Lewke T, Litvinovich E, Loer B, Lombardi P, Ludhova L, Machulin I, Malvezzi S, Manecki S, Maneira J, Maneschg W, Manno I, Manuzio D, Manuzio G, Martemianov A, Masetti F, Mazzucato U, McCarty K, McKinsey D, Meindl Q, Meroni E, Miramonti L, Misiaszek M, Montanari D, Monzani ME, Muratova V, Musico P, Neder H, Nelson A, Niedermeier L, Oberauer L, Obolensky M, Orsini M, Ortica F, Pallavicini M, Papp L, Parmeggiano S, Perasso L, Pocar A, Raghavan RS, Ranucci G, Rau W, Razeto A, Resconi E, Risso P, Romani A, Rountree D, Sabelnikov A, Saldanha R, Salvo C, Schimizzi D, Schönert S, Shutt T, Simgen H, Skorokhvatov M, Smirnov O, Sonnenschein A, Sotnikov A, Sukhotin S, Suvorov Y, Tartaglia R, Testera G, Vignaud D, Vitale S, Vogelaar RB, von Feilitzsch F, von Hentig R, von Hentig T, Wojcik M, Wurm M, Zaimidoroga O, Zavatarelli S, Zuzel G. Direct measurement of the 7Be solar neutrino flux with 192 days of borexino data. Phys Rev Lett 2008; 101:091302. [PMID: 18851600 DOI: 10.1103/physrevlett.101.091302] [Citation(s) in RCA: 25] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/09/2008] [Indexed: 05/26/2023]
Abstract
We report the direct measurement of the 7Be solar neutrino signal rate performed with the Borexino detector at the Laboratori Nazionali del Gran Sasso. The interaction rate of the 0.862 MeV 7Be neutrinos is 49+/-3stat+/-4syst counts/(day.100 ton). The hypothesis of no oscillation for 7Be solar neutrinos is inconsistent with our measurement at the 4sigma C.L. Our result is the first direct measurement of the survival probability for solar nu(e) in the transition region between matter-enhanced and vacuum-driven oscillations. The measurement improves the experimental determination of the flux of 7Be, pp, and CNO solar nu(e), and the limit on the effective neutrino magnetic moment using solar neutrinos.
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Affiliation(s)
- C Arpesella
- INFN Laboratori Nazionali del Gran Sasso, SS 17 bis Km 18+910, 67010 Assergi (AQ), Italy
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27
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Arnaboldi C, Artusa DR, Avignone FT, Balata M, Bandac I, Barucci M, Beeman JW, Brofferio C, Bucci C, Capelli S, Carbone L, Cebrian S, Cremonesi O, Creswick RJ, de Waard A, Farach HA, Fiorini E, Frossati G, Guardincerri E, Giuliani A, Gorla P, Haller EE, McDonald RJ, Morales A, Norman EB, Nucciotti A, Olivieri E, Pallavicini M, Palmieri E, Pasca E, Pavan M, Pedretti M, Pessina G, Pirro S, Previtali E, Risegari L, Rosenfeld C, Sangiorgio S, Sisti M, Smith AR, Torres L, Ventura G. New limit on the neutrinoless betabeta decay of 130Te. Phys Rev Lett 2005; 95:142501. [PMID: 16241648 DOI: 10.1103/physrevlett.95.142501] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/18/2005] [Indexed: 05/05/2023]
Abstract
We report the present results of CUORICINO, a search for neutrinoless double-beta (0nu betabeta) decay of 130Te. The detector is an array of 62 TeO2 bolometers with a total active mass of 40.7 kg. The array is cooled by a dilution refrigerator shielded from environmental radioactivity and energetic neutrons, operated at approximately 8 mK in the Gran Sasso Underground Laboratory. No evidence for (0nu betabeta) decay was found and a new lower limit, T(1/2)(0nu) > or = 1.8 x 10(24) yr (90% C.L.) is set, corresponding to [m(nu)] < or = 0.2 to 1.1 eV, depending on the theoretical nuclear matrix elements used in the analysis.
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Affiliation(s)
- C Arnaboldi
- Dipartimento di Fisica dell'Università di Milano-Bicocca e Sezione di Milano dell'INFN, Milan I-20126, Italy
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28
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Satta L, Antonelli F, Belli M, Sapora O, Simone G, Sorrentino E, Tabocchini MA, Amicarelli F, Ara C, Cerù MP, Colafarina S, Conti Devirgiliis L, De Marco A, Balata M, Falgiani A, Nisi S. Influence of a low background radiation environment on biochemical and biological responses in V79 cells. Radiat Environ Biophys 2002; 41:217-224. [PMID: 12373331 DOI: 10.1007/s00411-002-0159-2] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/14/2001] [Accepted: 06/01/2002] [Indexed: 05/23/2023]
Abstract
We present the results of an experiment aimed at comparing the effects of different background radiation environments on metabolism and responses to gamma-rays and cycloheximide of cultured mammalian cells. Chinese hamster V79 cells were maintained in exponential growth in parallel for up to 9 months at the Istituto Superiore di Sanità (ISS) and at the INFN-Gran Sasso underground Laboratory (LNGS) where exposure due to gamma-rays and to radon was reduced by factors of about 70 and 25, respectively. After 9 months the cells grown at the LNGS (cumulative gamma dose about 30 microGy, average radon concentration around 5 Bq/m(3)), compared to the cells grown at the ISS (cumulative gamma-ray dose about 2 mGy, average radon concentration around 120 Bq/m(3)), exhibited i). a significant increase of the cell density at confluence, ii). a significantly higher capacity to scavenge organic and inorganic hydroperoxides but a reduced scavenging capacity towards superoxide anions and iii). an increase in both the basal hprt mutation frequency and sensitivity to the mutagenic effect of gamma-rays. The cells grown at the LNGS also showed a greater apoptotic sensitivity starting at the third month of culture, that was no longer detected after 9 months. Overall, these data suggest a role of background ionizing radiation in determining an adaptive response, although they cannot be considered conclusive.
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Affiliation(s)
- L Satta
- Energetics Department, Rome University "La Sapienza", Via A. Scarpa 14, 00161 Rome Italy,
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29
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Antonelli F, Belli M, Sapora O, Simone G, Sorrentino E, Tabocchini M, Amicarelli F, Ara C, Ceru M, Colafarina S, Conti Devirgliis L, De Marco A, Pruiti B, Balata M, Falgiani A, Nisi S, Satta L. Radiation biophysics at the Gran Sasso laboratory: influence of a low background radiation environment on the adpative response of living cells. ACTA ACUST UNITED AC 2000. [DOI: 10.1016/s0920-5632(00)00735-0] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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