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Ruterbories D, Akhter S, Ahmad Dar Z, Akbar F, Ansari V, Ascencio MV, Sajjad Athar M, Bashyal A, Bercellie A, Betancourt M, Bodek A, Bonilla JL, Bravar A, Budd H, Caceres G, Cai T, Carneiro MF, Díaz GA, da Motta H, Felix J, Fields L, Filkins A, Fine R, Gago AM, Gallagher H, Gaur PK, Ghosh A, Gilligan SM, Gran R, Haase E, Harris DA, Henry S, Jacobsen K, Jena D, Jena S, Kleykamp J, Klustová A, Kordosky M, Last D, Lozano A, Lu XG, Maher E, Manly S, Mann WA, Mauger C, McFarland KS, McGowan AM, Messerly B, Miller J, Moreno O, Morfín JG, Naples D, Nelson JK, Nguyen C, Olivier A, Paolone V, Perdue GN, Plows KJ, Ramírez MA, Ransome RD, Ray H, Schellman H, Solano Salinas CJ, Su H, Sultana M, Syrotenko VS, Valencia E, Vaughan NH, Waldron AV, Wascko MO, Wret C, Yaeggy B, Zazueta L. Simultaneous Measurement of Proton and Lepton Kinematics in Quasielasticlike ν_{μ}-Hydrocarbon Interactions from 2 to 20 GeV. PHYSICAL REVIEW LETTERS 2022; 129:021803. [PMID: 35867435 DOI: 10.1103/physrevlett.129.021803] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/23/2022] [Revised: 05/25/2022] [Accepted: 06/21/2022] [Indexed: 06/15/2023]
Abstract
Neutrino charged-current quasielastic-like scattering, a reaction category extensively used in neutrino oscillation measurements, probes nuclear effects that govern neutrino-nucleus interactions. This Letter reports the first measurement of the triple-differential cross section for ν_{μ} quasielastic-like reactions using the hydrocarbon medium of the MINERvA detector exposed to a wideband beam spanning 2≤E_{ν}≤20 GeV. The measurement maps the correlations among transverse and longitudinal muon momenta and summed proton kinetic energies, and compares them to predictions from a state-of-art simulation. Discrepancies are observed that likely reflect shortfalls with modeling of pion and nucleon intranuclear scattering and/or spectator nucleon ejection from struck nuclei. The separate determination of leptonic and hadronic variables can inform experimental approaches to neutrino-energy estimation.
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Affiliation(s)
- D Ruterbories
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - S Akhter
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - Z Ahmad Dar
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
| | - F Akbar
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - V Ansari
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - M V Ascencio
- Sección Física, Departamento de Ciencias, Pontificia Universidad Católica del Perú, Apartado 1761 Lima, Perú
| | | | - A Bashyal
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - A Bercellie
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - M Betancourt
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Bodek
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - J L Bonilla
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana No. 5, Colonia Centro, Guanajuato 36000, Guanajuato, México
| | - A Bravar
- University of Geneva, 1211 Geneva 4, Switzerland
| | - H Budd
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - G Caceres
- Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro 22290-180, Brazil
| | - T Cai
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - M F Carneiro
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
- Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro 22290-180, Brazil
| | - G A Díaz
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - H da Motta
- Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro 22290-180, Brazil
| | - J Felix
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana No. 5, Colonia Centro, Guanajuato 36000, Guanajuato, México
| | - L Fields
- Department of Physics, University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - A Filkins
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
| | - R Fine
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - A M Gago
- Sección Física, Departamento de Ciencias, Pontificia Universidad Católica del Perú, Apartado 1761 Lima, Perú
| | - H Gallagher
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
| | - P K Gaur
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - A Ghosh
- Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro 22290-180, Brazil
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - S M Gilligan
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - R Gran
- Department of Physics, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - E Haase
- Department of Physics, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - D A Harris
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
- York University, Department of Physics and Astronomy, Toronto, Ontario M3J 1P3, Canada
| | - S Henry
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - K Jacobsen
- Department of Physics, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - D Jena
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Jena
- Department of Physical Sciences, IISER Mohali, Knowledge City, SAS Nagar, Mohali-140306 Punjab, India
| | - J Kleykamp
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - A Klustová
- The Blackett Laboratory, Imperial College London, London SW7 2BW, United Kingdom
| | - M Kordosky
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
| | - D Last
- Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
| | - A Lozano
- Centro Brasileiro de Pesquisas Físicas, Rua Dr. Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro 22290-180, Brazil
| | - X-G Lu
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
- Oxford University, Department of Physics, Oxford OX1 3PJ, United Kingdom
| | - E Maher
- Massachusetts College of Liberal Arts, 375 Church Street, North Adams, Massachusetts 01247, USA
| | - S Manly
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - W A Mann
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
| | - C Mauger
- Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
| | - K S McFarland
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - A M McGowan
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - B Messerly
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - J Miller
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - O Moreno
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana No. 5, Colonia Centro, Guanajuato 36000, Guanajuato, México
| | - J G Morfín
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Naples
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - J K Nelson
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
| | - C Nguyen
- University of Florida, Department of Physics, Gainesville, Florida 32611, USA
| | - A Olivier
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - V Paolone
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - G N Perdue
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - K-J Plows
- Oxford University, Department of Physics, Oxford OX1 3PJ, United Kingdom
| | - M A Ramírez
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana No. 5, Colonia Centro, Guanajuato 36000, Guanajuato, México
- Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
| | - R D Ransome
- Rutgers, The State University of New Jersey, Piscataway, New Jersey 08854, USA
| | - H Ray
- University of Florida, Department of Physics, Gainesville, Florida 32611, USA
| | - H Schellman
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - C J Solano Salinas
- Facultad de Ciencias, Universidad Nacional de Ingeniería, Apartado 31139, Lima, Perú
| | - H Su
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - M Sultana
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - V S Syrotenko
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
| | - E Valencia
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana No. 5, Colonia Centro, Guanajuato 36000, Guanajuato, México
| | - N H Vaughan
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - A V Waldron
- The Blackett Laboratory, Imperial College London, London SW7 2BW, United Kingdom
| | - M O Wascko
- The Blackett Laboratory, Imperial College London, London SW7 2BW, United Kingdom
| | - C Wret
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - B Yaeggy
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - L Zazueta
- Department of Physics, William and Mary, Williamsburg, Virginia 23187, USA
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4
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Carneiro MF, Ruterbories D, Ahmad Dar Z, Akbar F, Andrade DA, Ascencio MV, Badgett W, Bashyal A, Bercellie A, Betancourt M, Bonin K, Bravar A, Budd H, Caceres G, Cai T, da Motta H, Díaz GA, Felix J, Fields L, Filkins A, Fine R, Gago AM, Ghosh A, Gran R, Hahn D, Harris DA, Henry S, Hylen J, Jena S, Jena D, Joe C, King B, Kleykamp J, Kordosky M, Last D, Le T, LeClerc J, Lozano A, Lu XG, Maher E, Manly S, Mann WA, McFarland KS, McGivern CL, McGowan AM, Messerly B, Miller J, Morfín JG, Murphy M, Naples D, Nelson JK, Nguyen C, Norrick A, Olivier A, Paolone V, Perdue GN, Riehecky P, Schellman H, Schlabach P, Solano Salinas CJ, Su H, Sultana M, Syrotenko VS, Torretta D, Wret C, Yaeggy B, Yonehara K, Zazueta L. High-Statistics Measurement of Neutrino Quasielasticlike Scattering at 6 GeV on a Hydrocarbon Target. PHYSICAL REVIEW LETTERS 2020; 124:121801. [PMID: 32281855 DOI: 10.1103/physrevlett.124.121801] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/20/2019] [Revised: 02/01/2020] [Accepted: 02/05/2020] [Indexed: 06/11/2023]
Abstract
We measure neutrino charged-current quasielasticlike scattering on hydrocarbon at high statistics using the wideband Neutrinos at the Main Injector beam with neutrino energy peaked at 6 GeV. The double-differential cross section is reported in terms of muon longitudinal (p_{∥}) and transverse (p_{⊥}) momentum. Cross section contours versus lepton momentum components are approximately described by a conventional generator-based simulation, however, discrepancies are observed for transverse momenta above 0.5 GeV/c for longitudinal momentum ranges 3-5 and 9-20 GeV/c. The single differential cross section versus momentum transfer squared (dσ/dQ_{QE}^{2}) is measured over a four-decade range of Q^{2} that extends to 10 GeV^{2}. The cross section turnover and falloff in the Q^{2} range 0.3-10 GeV^{2} is not fully reproduced by generator predictions that rely on dipole form factors. Our measurement probes the axial-vector content of the hadronic current and complements the electromagnetic form factor data obtained using electron-nucleon elastic scattering. These results help oscillation experiments because they probe the importance of various correlations and final-state interaction effects within the nucleus, which have different effects on the visible energy in detectors.
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Affiliation(s)
- M F Carneiro
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
- Centro Brasileiro de Pesquisas Físicas, Rua Doutor Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro, 22290-180, Brazil
| | - D Ruterbories
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - Z Ahmad Dar
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - F Akbar
- AMU Campus, Aligarh, Uttar Pradesh 202001, India
| | - D A Andrade
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana 5, Colonia Centro, Guanajuato 36000, Mexico
| | - M V Ascencio
- Sección Física, Departamento de Ciencias, Pontificia Universidad Católica del Perú, Apartado 1761, Lima, Perú
| | - W Badgett
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Bashyal
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - A Bercellie
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - M Betancourt
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - K Bonin
- Department of Physics, University of Minnesota Duluth, Duluth, Minnesota 55812, USA
| | - A Bravar
- Département de Physique Nucléaire et Corpusculaire, University of Geneva, 1211 Geneva 4, Switzerland
| | - H Budd
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - G Caceres
- Centro Brasileiro de Pesquisas Físicas, Rua Doutor Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro, 22290-180, Brazil
| | - T Cai
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - H da Motta
- Centro Brasileiro de Pesquisas Físicas, Rua Doutor Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro, 22290-180, Brazil
| | - G A Díaz
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
- Sección Física, Departamento de Ciencias, Pontificia Universidad Católica del Perú, Apartado 1761, Lima, Perú
| | - J Felix
- Campus León y Campus Guanajuato, Universidad de Guanajuato, Lascurain de Retana 5, Colonia Centro, Guanajuato 36000, Mexico
| | - L Fields
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Filkins
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - R Fine
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - A M Gago
- Sección Física, Departamento de Ciencias, Pontificia Universidad Católica del Perú, Apartado 1761, Lima, Perú
| | - A Ghosh
- Centro Brasileiro de Pesquisas Físicas, Rua Doutor Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro, 22290-180, Brazil
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - R Gran
- Department of Physics, University of Minnesota Duluth, Duluth, Minnesota 55812, USA
| | - D Hahn
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D A Harris
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
- Department of Physics and Astronomy, Toronto, Ontario, M3J 1P3 Canada
| | - S Henry
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - J Hylen
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Jena
- Department of Physical Sciences, IISER Mohali, Knowledge City, SAS Nagar, Mohali 140306, Punjab, India
| | - D Jena
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Joe
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - B King
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - J Kleykamp
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - M Kordosky
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - D Last
- Department of Physics and Astronomy, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA
| | - T Le
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
- Rutgers, The State University of New Jersey, Piscataway, New Jersey 08854, USA
| | - J LeClerc
- University of Florida, Department of Physics, Gainesville, Florida 32611, USA
| | - A Lozano
- Centro Brasileiro de Pesquisas Físicas, Rua Doutor Xavier Sigaud 150, Urca, Rio de Janeiro, Rio de Janeiro, 22290-180, Brazil
| | - X-G Lu
- Oxford University, Department of Physics, Oxford OX1 3PJ, United Kingdom
| | - E Maher
- Department of Physics, Massachusetts College of Liberal Arts, 375 Church Street, North Adams, Massachusetts 01247, USA
| | - S Manly
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - W A Mann
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
| | - K S McFarland
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - C L McGivern
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - A M McGowan
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - B Messerly
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - J Miller
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - J G Morfín
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Murphy
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Naples
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - J K Nelson
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - C Nguyen
- University of Florida, Department of Physics, Gainesville, Florida 32611, USA
| | - A Norrick
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - A Olivier
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - V Paolone
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - G N Perdue
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P Riehecky
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - H Schellman
- Department of Physics, Oregon State University, Corvallis, Oregon 97331, USA
| | - P Schlabach
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C J Solano Salinas
- Facultad de Ciencias, Universidad Nacional de Ingeniería, Apartado 31139, Lima, Perú
| | - H Su
- Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - M Sultana
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - V S Syrotenko
- Physics Department, Tufts University, Medford, Massachusetts 02155, USA
| | - D Torretta
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Wret
- Department of Physics and Astronomy, University of Rochester, Rochester, New York 14627, USA
| | - B Yaeggy
- Departamento de Física, Universidad Técnica Federico Santa María, Avenida España 1680 Casilla 110-V, Valparaíso, Chile
| | - K Yonehara
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - L Zazueta
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
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7
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Adamson P, Ader C, Andrews M, Anfimov N, Anghel I, Arms K, Arrieta-Diaz E, Aurisano A, Ayres DS, Backhouse C, Baird M, Bambah BA, Bays K, Bernstein R, Betancourt M, Bhatnagar V, Bhuyan B, Bian J, Biery K, Blackburn T, Bocean V, Bogert D, Bolshakova A, Bowden M, Bower C, Broemmelsiek D, Bromberg C, Brunetti G, Bu X, Butkevich A, Capista D, Catano-Mur E, Chase TR, Childress S, Choudhary BC, Chowdhury B, Coan TE, Coelho JAB, Colo M, Cooper J, Corwin L, Cronin-Hennessy D, Cunningham A, Davies GS, Davies JP, Del Tutto M, Derwent PF, Deepthi KN, Demuth D, Desai S, Deuerling G, Devan A, Dey J, Dharmapalan R, Ding P, Dixon S, Djurcic Z, Dukes EC, Duyang H, Ehrlich R, Feldman GJ, Felt N, Fenyves EJ, Flumerfelt E, Foulkes S, Frank MJ, Freeman W, Gabrielyan M, Gallagher HR, Gebhard M, Ghosh T, Gilbert W, Giri A, Goadhouse S, Gomes RA, Goodenough L, Goodman MC, Grichine V, Grossman N, Group R, Grudzinski J, Guarino V, Guo B, Habig A, Handler T, Hartnell J, Hatcher R, Hatzikoutelis A, Heller K, Howcroft C, Huang J, Huang X, Hylen J, Ishitsuka M, Jediny F, Jensen C, Jensen D, Johnson C, Jostlein H, Kafka GK, et alAdamson P, Ader C, Andrews M, Anfimov N, Anghel I, Arms K, Arrieta-Diaz E, Aurisano A, Ayres DS, Backhouse C, Baird M, Bambah BA, Bays K, Bernstein R, Betancourt M, Bhatnagar V, Bhuyan B, Bian J, Biery K, Blackburn T, Bocean V, Bogert D, Bolshakova A, Bowden M, Bower C, Broemmelsiek D, Bromberg C, Brunetti G, Bu X, Butkevich A, Capista D, Catano-Mur E, Chase TR, Childress S, Choudhary BC, Chowdhury B, Coan TE, Coelho JAB, Colo M, Cooper J, Corwin L, Cronin-Hennessy D, Cunningham A, Davies GS, Davies JP, Del Tutto M, Derwent PF, Deepthi KN, Demuth D, Desai S, Deuerling G, Devan A, Dey J, Dharmapalan R, Ding P, Dixon S, Djurcic Z, Dukes EC, Duyang H, Ehrlich R, Feldman GJ, Felt N, Fenyves EJ, Flumerfelt E, Foulkes S, Frank MJ, Freeman W, Gabrielyan M, Gallagher HR, Gebhard M, Ghosh T, Gilbert W, Giri A, Goadhouse S, Gomes RA, Goodenough L, Goodman MC, Grichine V, Grossman N, Group R, Grudzinski J, Guarino V, Guo B, Habig A, Handler T, Hartnell J, Hatcher R, Hatzikoutelis A, Heller K, Howcroft C, Huang J, Huang X, Hylen J, Ishitsuka M, Jediny F, Jensen C, Jensen D, Johnson C, Jostlein H, Kafka GK, Kamyshkov Y, Kasahara SMS, Kasetti S, Kephart K, Koizumi G, Kotelnikov S, Kourbanis I, Krahn Z, Kravtsov V, Kreymer A, Kulenberg C, Kumar A, Kutnink T, Kwarciancy R, Kwong J, Lang K, Lee A, Lee WM, Lee K, Lein S, Liu J, Lokajicek M, Lozier J, Lu Q, Lucas P, Luchuk S, Lukens P, Lukhanin G, Magill S, Maan K, Mann WA, Marshak ML, Martens M, Martincik J, Mason P, Matera K, Mathis M, Matveev V, Mayer N, McCluskey E, Mehdiyev R, Merritt H, Messier MD, Meyer H, Miao T, Michael D, Mikheyev SP, Miller WH, Mishra SR, Mohanta R, Moren A, Mualem L, Muether M, Mufson S, Musser J, Newman HB, Nelson JK, Niner E, Norman A, Nowak J, Oksuzian Y, Olshevskiy A, Oliver J, Olson T, Paley J, Pandey P, Para A, Patterson RB, Pawloski G, Pearson N, Perevalov D, Pershey D, Peterson E, Petti R, Phan-Budd S, Piccoli L, Pla-Dalmau A, Plunkett RK, Poling R, Potukuchi B, Psihas F, Pushka D, Qiu X, Raddatz N, Radovic A, Rameika RA, Ray R, Rebel B, Rechenmacher R, Reed B, Reilly R, Rocco D, Rodkin D, Ruddick K, Rusack R, Ryabov V, Sachdev K, Sahijpal S, Sahoo H, Samoylov O, Sanchez MC, Saoulidou N, Schlabach P, Schneps J, Schroeter R, Sepulveda-Quiroz J, Shanahan P, Sherwood B, Sheshukov A, Singh J, Singh V, Smith A, Smith D, Smolik J, Solomey N, Sotnikov A, Sousa A, Soustruznik K, Stenkin Y, Strait M, Suter L, Talaga RL, Tamsett MC, Tariq S, Tas P, Tesarek RJ, Thayyullathil RB, Thomsen K, Tian X, Tognini SC, Toner R, Trevor J, Tzanakos G, Urheim J, Vahle P, Valerio L, Vinton L, Vrba T, Waldron AV, Wang B, Wang Z, Weber A, Wehmann A, Whittington D, Wilcer N, Wildberger R, Wildman D, Williams K, Wojcicki SG, Wood K, Xiao M, Xin T, Yadav N, Yang S, Zadorozhnyy S, Zalesak J, Zamorano B, Zhao A, Zirnstein J, Zwaska R. First Measurement of Electron Neutrino Appearance in NOvA. PHYSICAL REVIEW LETTERS 2016; 116:151806. [PMID: 27127961 DOI: 10.1103/physrevlett.116.151806] [Show More Authors] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/19/2016] [Indexed: 06/05/2023]
Abstract
We report results from the first search for ν_{μ}→ν_{e} transitions by the NOvA experiment. In an exposure equivalent to 2.74×10^{20} protons on target in the upgraded NuMI beam at Fermilab, we observe 6 events in the Far Detector, compared to a background expectation of 0.99±0.11(syst) events based on the Near Detector measurement. A secondary analysis observes 11 events with a background of 1.07±0.14(syst). The 3.3σ excess of events observed in the primary analysis disfavors 0.1π<δ_{CP}<0.5π in the inverted mass hierarchy at the 90% C.L.
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Affiliation(s)
- P Adamson
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Ader
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Andrews
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - N Anfimov
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - I Anghel
- Argonne National Laboratory, Argonne, Illinois 60439, USA
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - K Arms
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - E Arrieta-Diaz
- Department of Physics, Southern Methodist University, Dallas, Texas 75275, USA
| | - A Aurisano
- Department of Physics, University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - D S Ayres
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - C Backhouse
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Baird
- Indiana University, Bloomington, Indiana 47405, USA
| | - B A Bambah
- School of Physics, University of Hyderabad, Hyderabad 500 046, India
| | - K Bays
- California Institute of Technology, Pasadena, California 91125, USA
| | - R Bernstein
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Betancourt
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - V Bhatnagar
- Department of Physics, Panjab University, Chandigarh 106 014, India
| | - B Bhuyan
- Department of Physics, IIT Guwahati, Guwahati 781 039, India
| | - J Bian
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - K Biery
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - T Blackburn
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - V Bocean
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Bogert
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Bolshakova
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - M Bowden
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Bower
- Indiana University, Bloomington, Indiana 47405, USA
| | - D Broemmelsiek
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Bromberg
- Department of Physics and Astronomy, Michigan State University, East Lansing, Michigan 48824, USA
| | - G Brunetti
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - X Bu
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Butkevich
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - D Capista
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - E Catano-Mur
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - T R Chase
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - S Childress
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - B C Choudhary
- Department of Physics & Astrophysics, University of Delhi, Delhi 110007, India
| | - B Chowdhury
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - T E Coan
- Department of Physics, Southern Methodist University, Dallas, Texas 75275, USA
| | - J A B Coelho
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - M Colo
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - J Cooper
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - L Corwin
- South Dakota School of Mines and Technology, Rapid City, South Dakota 57701, USA
| | - D Cronin-Hennessy
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - A Cunningham
- Physics Department, University of Texas at Dallas, 800 W. Campbell Road, Richardson, Texas 75083-0688, USA
| | - G S Davies
- Indiana University, Bloomington, Indiana 47405, USA
| | - J P Davies
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - M Del Tutto
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P F Derwent
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - K N Deepthi
- School of Physics, University of Hyderabad, Hyderabad 500 046, India
| | - D Demuth
- Math, Science and Technology Department, University of Minnesota-Crookston, Crookston, Minnesota 56716, USA
| | - S Desai
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - G Deuerling
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Devan
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - J Dey
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Dharmapalan
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - P Ding
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Dixon
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - Z Djurcic
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - E C Dukes
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - H Duyang
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - R Ehrlich
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - G J Feldman
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - N Felt
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - E J Fenyves
- Physics Department, University of Texas at Dallas, 800 W. Campbell Road, Richardson, Texas 75083-0688, USA
| | - E Flumerfelt
- Department of Physics and Astronomy, University of Tennessee, 1408 Circle Drive, Knoxville, Tennessee 37996, USA
| | - S Foulkes
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M J Frank
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - W Freeman
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Gabrielyan
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - H R Gallagher
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - M Gebhard
- Indiana University, Bloomington, Indiana 47405, USA
| | - T Ghosh
- Instituto de Física, Universidade Federal de Goiás, Goiánia, Goiás 74690-900, Brazil
| | - W Gilbert
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - A Giri
- Department of Physics, IIT Hyderabad, Hyderabad 502 205, India
| | - S Goadhouse
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - R A Gomes
- Instituto de Física, Universidade Federal de Goiás, Goiánia, Goiás 74690-900, Brazil
| | - L Goodenough
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - M C Goodman
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - V Grichine
- Nuclear Physics Department, Lebedev Physical Institute, Leninsky Prospect 53, 119991 Moscow, Russia
| | - N Grossman
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Group
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - J Grudzinski
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - V Guarino
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - B Guo
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - A Habig
- Department of Physics and Astronomy, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - T Handler
- Department of Physics and Astronomy, University of Tennessee, 1408 Circle Drive, Knoxville, Tennessee 37996, USA
| | - J Hartnell
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - R Hatcher
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Hatzikoutelis
- Department of Physics and Astronomy, University of Tennessee, 1408 Circle Drive, Knoxville, Tennessee 37996, USA
| | - K Heller
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - C Howcroft
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Huang
- Department of Physics, University of Texas at Austin, 1 University Station C1600, Austin, Texas 78712, USA
| | - X Huang
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - J Hylen
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Ishitsuka
- Indiana University, Bloomington, Indiana 47405, USA
| | - F Jediny
- Czech Technical University in Prague, Brehova 7, 115 19 Prague 1, Czech Republic
| | - C Jensen
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Jensen
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - C Johnson
- Indiana University, Bloomington, Indiana 47405, USA
| | - H Jostlein
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - G K Kafka
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - Y Kamyshkov
- Department of Physics and Astronomy, University of Tennessee, 1408 Circle Drive, Knoxville, Tennessee 37996, USA
| | - S M S Kasahara
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - S Kasetti
- School of Physics, University of Hyderabad, Hyderabad 500 046, India
| | - K Kephart
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - G Koizumi
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Kotelnikov
- Nuclear Physics Department, Lebedev Physical Institute, Leninsky Prospect 53, 119991 Moscow, Russia
| | - I Kourbanis
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - Z Krahn
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - V Kravtsov
- Department of Physics, Southern Methodist University, Dallas, Texas 75275, USA
| | - A Kreymer
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - Ch Kulenberg
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - A Kumar
- Department of Physics, Panjab University, Chandigarh 106 014, India
| | - T Kutnink
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - R Kwarciancy
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - J Kwong
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - K Lang
- Department of Physics, University of Texas at Austin, 1 University Station C1600, Austin, Texas 78712, USA
| | - A Lee
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - W M Lee
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - K Lee
- Physics and Astronomy Department, UCLA, Box 951547, Los Angeles, California 90095-1547, USA
| | - S Lein
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - J Liu
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - M Lokajicek
- Institute of Physics, Czech Academy of Sciences, Prague, Czech Republic
| | - J Lozier
- California Institute of Technology, Pasadena, California 91125, USA
| | - Q Lu
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P Lucas
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Luchuk
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - P Lukens
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - G Lukhanin
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S Magill
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - K Maan
- Department of Physics, Panjab University, Chandigarh 106 014, India
| | - W A Mann
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - M L Marshak
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - M Martens
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - J Martincik
- Czech Technical University in Prague, Brehova 7, 115 19 Prague 1, Czech Republic
| | - P Mason
- Department of Physics and Astronomy, University of Tennessee, 1408 Circle Drive, Knoxville, Tennessee 37996, USA
| | - K Matera
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - M Mathis
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - V Matveev
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - N Mayer
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - E McCluskey
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Mehdiyev
- Department of Physics, University of Texas at Austin, 1 University Station C1600, Austin, Texas 78712, USA
| | - H Merritt
- Indiana University, Bloomington, Indiana 47405, USA
| | - M D Messier
- Indiana University, Bloomington, Indiana 47405, USA
| | - H Meyer
- Physics Division, Wichita State University, 1845 Fairmout Street, Wichita, Kansas 67220, USA
| | - T Miao
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Michael
- California Institute of Technology, Pasadena, California 91125, USA
| | - S P Mikheyev
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - W H Miller
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - S R Mishra
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - R Mohanta
- School of Physics, University of Hyderabad, Hyderabad 500 046, India
| | - A Moren
- Department of Physics and Astronomy, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - L Mualem
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Muether
- Physics Division, Wichita State University, 1845 Fairmout Street, Wichita, Kansas 67220, USA
| | - S Mufson
- Indiana University, Bloomington, Indiana 47405, USA
| | - J Musser
- Indiana University, Bloomington, Indiana 47405, USA
| | - H B Newman
- California Institute of Technology, Pasadena, California 91125, USA
| | - J K Nelson
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - E Niner
- Indiana University, Bloomington, Indiana 47405, USA
| | - A Norman
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - J Nowak
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - Y Oksuzian
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - A Olshevskiy
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - J Oliver
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - T Olson
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - J Paley
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P Pandey
- Department of Physics & Astrophysics, University of Delhi, Delhi 110007, India
| | - A Para
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R B Patterson
- California Institute of Technology, Pasadena, California 91125, USA
| | - G Pawloski
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - N Pearson
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - D Perevalov
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Pershey
- California Institute of Technology, Pasadena, California 91125, USA
| | - E Peterson
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - R Petti
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - S Phan-Budd
- Department of Physics, Winona State University, P.O. Box 5838, Winona, Minnesota 55987, USA
| | - L Piccoli
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - A Pla-Dalmau
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R K Plunkett
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Poling
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - B Potukuchi
- Department of Physics and Electronics, University of Jammu, Jammu Tawi, 180 006 Jammu & Kashmir, India
| | - F Psihas
- Indiana University, Bloomington, Indiana 47405, USA
| | - D Pushka
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - X Qiu
- Department of Physics, Stanford University, Stanford, California 94305, USA
| | - N Raddatz
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - A Radovic
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - R A Rameika
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Ray
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - B Rebel
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Rechenmacher
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - B Reed
- South Dakota School of Mines and Technology, Rapid City, South Dakota 57701, USA
| | - R Reilly
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - D Rocco
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - D Rodkin
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - K Ruddick
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - R Rusack
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - V Ryabov
- Nuclear Physics Department, Lebedev Physical Institute, Leninsky Prospect 53, 119991 Moscow, Russia
| | - K Sachdev
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - S Sahijpal
- Department of Physics, Panjab University, Chandigarh 106 014, India
| | - H Sahoo
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - O Samoylov
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - M C Sanchez
- Argonne National Laboratory, Argonne, Illinois 60439, USA
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - N Saoulidou
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P Schlabach
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - J Schneps
- Department of Physics and Astonomy, Tufts University, Medford, Massachusetts 02155, USA
| | - R Schroeter
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - J Sepulveda-Quiroz
- Argonne National Laboratory, Argonne, Illinois 60439, USA
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - P Shanahan
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - B Sherwood
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - A Sheshukov
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - J Singh
- Department of Physics, Panjab University, Chandigarh 106 014, India
| | - V Singh
- Department of Physics, Banaras Hindu University, Varanasi 221 005, India
| | - A Smith
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - D Smith
- South Dakota School of Mines and Technology, Rapid City, South Dakota 57701, USA
| | - J Smolik
- Czech Technical University in Prague, Brehova 7, 115 19 Prague 1, Czech Republic
| | - N Solomey
- Physics Division, Wichita State University, 1845 Fairmout Street, Wichita, Kansas 67220, USA
| | - A Sotnikov
- Joint Institute for Nuclear Research Joliot-Curie, 6 Dubna, Moscow Region 141980, Russia
| | - A Sousa
- Department of Physics, University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - K Soustruznik
- Charles University in Prague, Faculty of Mathematics and Physics, Institute of Particle and Nuclear Physics, Prague, Czech Republic
| | - Y Stenkin
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - M Strait
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - L Suter
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - R L Talaga
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - M C Tamsett
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - S Tariq
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - P Tas
- Charles University in Prague, Faculty of Mathematics and Physics, Institute of Particle and Nuclear Physics, Prague, Czech Republic
| | - R J Tesarek
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R B Thayyullathil
- Department of Physics, Cochin University of Science and Technology, Kochi 682 022, India
| | - K Thomsen
- Department of Physics and Astronomy, University of Minnesota-Duluth, Duluth, Minnesota 55812, USA
| | - X Tian
- Department of Physics and Astronomy, University of South Carolina, Columbia, South Carolina 29208, USA
| | - S C Tognini
- Instituto de Física, Universidade Federal de Goiás, Goiánia, Goiás 74690-900, Brazil
| | - R Toner
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - J Trevor
- California Institute of Technology, Pasadena, California 91125, USA
| | - G Tzanakos
- Department of Physics, University of Athens, Athens 15771, Greece
| | - J Urheim
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Vahle
- Department of Physics, College of William & Mary, Williamsburg, Virginia 23187, USA
| | - L Valerio
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - L Vinton
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - T Vrba
- Czech Technical University in Prague, Brehova 7, 115 19 Prague 1, Czech Republic
| | - A V Waldron
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - B Wang
- Department of Physics, Southern Methodist University, Dallas, Texas 75275, USA
| | - Z Wang
- Department of Physics, University of Virginia, Charlottesville, Virginia 22904, USA
| | - A Weber
- Subdepartment of Particle Physics, University of Oxford, Oxford OX1 3RH, United Kingdom
- Rutherford Appleton Laboratory, Science and Technology Facilities Council, Didcot OX11 0QX, United Kingdom
| | - A Wehmann
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | | | - N Wilcer
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - R Wildberger
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - D Wildman
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - K Williams
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - S G Wojcicki
- Department of Physics, Stanford University, Stanford, California 94305, USA
| | - K Wood
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - M Xiao
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
| | - T Xin
- Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, USA
| | - N Yadav
- Department of Physics, IIT Guwahati, Guwahati 781 039, India
| | - S Yang
- Department of Physics, University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - S Zadorozhnyy
- Institute for Nuclear Research of Russian Academy of Sciences, 7a 60th October Anniversary Prospect, Moscow 117312, Russia
| | - J Zalesak
- Institute of Physics, Czech Academy of Sciences, Prague, Czech Republic
| | - B Zamorano
- Department of Physics and Astronomy, University of Sussex, Falmer, Brighton BN1 9QH, United Kingdom
| | - A Zhao
- Argonne National Laboratory, Argonne, Illinois 60439, USA
| | - J Zirnstein
- School of Physics and Astronomy, University of Minnesota-Twin Cities, Minneapolis, Minnesota 55455, USA
| | - R Zwaska
- Fermi National Accelerator Laboratory, Batavia, Illinois 60510, USA
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