1
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Blankenship B, Li J, Jones Z, Parashar M, Zhao N, Singh H, Li R, Arvin S, Sarkar A, Yang R, Meier T, Rho Y, Ajoy A, Grigoropoulos CP. Spatially Resolved Quantum Sensing with High-Density Bubble-Printed Nanodiamonds. NANO LETTERS 2024; 24:9711-9719. [PMID: 39052913 PMCID: PMC11311541 DOI: 10.1021/acs.nanolett.4c02519] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/28/2024] [Revised: 07/19/2024] [Accepted: 07/22/2024] [Indexed: 07/27/2024]
Abstract
Nitrogen-vacancy (NV-) centers in nanodiamonds have emerged as a versatile platform for a wide range of applications, including bioimaging, photonics, and quantum sensing. However, the widespread adoption of nanodiamonds in practical applications has been hindered by the challenges associated with patterning them into high-resolution features with sufficient throughput. In this work, we overcome these limitations by introducing a direct laser-writing bubble printing technique that enables the precise fabrication of two-dimensional nanodiamond patterns. The printed nanodiamonds exhibit a high packing density and strong photoluminescence emission, as well as robust optically detected magnetic resonance (ODMR) signals. We further harness the spatially resolved ODMR of the nanodiamond patterns to demonstrate the mapping of two-dimensional temperature gradients using high frame rate widefield lock-in fluorescence imaging. This capability paves the way for integrating nanodiamond-based quantum sensors into practical devices and systems, opening new possibilities for applications involving high-resolution thermal imaging and biosensing.
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Affiliation(s)
- Brian
W. Blankenship
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Jingang Li
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Zachary Jones
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Advanced
Biofuels and Bioproducts Process Development Unit (ABPDU), Biological
Systems and Engineering Division, Lawrence
Berkeley National Laboratory, Berkeley, California 94720, United States
| | - Madhur Parashar
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Naichen Zhao
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Harpreet Singh
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Runxuan Li
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Sophia Arvin
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Adrisha Sarkar
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Rundi Yang
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Timon Meier
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Yoonsoo Rho
- Department
of Mechanical Engineering, Ulsan National
Institute of Science and Technology (UNIST), Ulsan 44919, Republic of Korea
| | - Ashok Ajoy
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Chemical
Sciences Division, Lawrence Berkeley National
Laboratory, Berkeley, California 94720, United States
- CIFAR
Azrieli Global Scholars Program, 661 University Avenue, Toronto, Ontario M5G 1M1, Canada
| | - Costas P. Grigoropoulos
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
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2
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Ru S, Jiang Z, Liang H, Kenny J, Cai H, Lyu X, Cernansky R, Zhou F, Yang Y, Watanabe K, Taniguch T, Li F, Koh TS, Liu X, Jelezko F, Bettiol AA, Gao W. Robust Nuclear Spin Polarization via Ground-State Level Anticrossing of Boron Vacancy Defects in Hexagonal Boron Nitride. PHYSICAL REVIEW LETTERS 2024; 132:266801. [PMID: 38996289 DOI: 10.1103/physrevlett.132.266801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/28/2023] [Revised: 12/23/2023] [Accepted: 05/30/2024] [Indexed: 07/14/2024]
Abstract
Nuclear spin polarization plays a crucial role in quantum information processing and quantum sensing. In this work, we demonstrate a robust and efficient method for nuclear spin polarization with boron vacancy (V_{B}^{-}) defects in hexagonal boron nitride (h-BN) using ground-state level anticrossing (GSLAC). We show that GSLAC-assisted nuclear polarization can be achieved with significantly lower laser power than excited-state level anticrossing, making the process experimentally more viable. Furthermore, we have demonstrated direct optical readout of nuclear spins for V_{B}^{-} in h-BN. Our findings suggest that GSLAC is a promising technique for the precise control and manipulation of nuclear spins in V_{B}^{-} defects in h-BN.
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Affiliation(s)
| | | | | | | | | | | | - Robert Cernansky
- Institute for Quantum Optics and Centre for Integrated Quantum Science and technology (IQST), Ulm University, Albert-Einstein-Allee 11, 89081 Ulm, Germany
| | | | | | | | | | | | | | | | - Fedor Jelezko
- Institute for Quantum Optics and Centre for Integrated Quantum Science and technology (IQST), Ulm University, Albert-Einstein-Allee 11, 89081 Ulm, Germany
| | | | - Weibo Gao
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore
- The Photonics Institute and Centre for Disruptive Photonic Technologies, Nanyang Technological University, Singapore 637371, Singapore
- Centre for Quantum Technologies, National University of Singapore, Singapore 117543, Singapore
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3
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Zeng K, Yu X, Plenio MB, Wang ZY. Wide-Band Unambiguous Quantum Sensing via Geodesic Evolution. PHYSICAL REVIEW LETTERS 2024; 132:250801. [PMID: 38996246 DOI: 10.1103/physrevlett.132.250801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/20/2023] [Accepted: 05/21/2024] [Indexed: 07/14/2024]
Abstract
We present a quantum sensing technique that utilizes a sequence of π pulses to cyclically drive the qubit dynamics along a geodesic path of adiabatic evolution. This approach effectively suppresses the effects of both decoherence noise and control errors while simultaneously removing unwanted resonance terms, such as higher harmonics and spurious responses commonly encountered in dynamical decoupling control. As a result, our technique offers robust, wide-band, unambiguous, and high-resolution quantum sensing capabilities for signal detection and individual addressing of quantum systems, including spins. To demonstrate its versatility, we showcase successful applications of our method in both low-frequency and high-frequency sensing scenarios. The significance of this quantum sensing technique extends to the detection of complex signals and the control of intricate quantum environments. By enhancing detection accuracy and enabling precise manipulation of quantum systems, our method holds considerable promise for a variety of practical applications.
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Affiliation(s)
- Ke Zeng
- Key Laboratory of Atomic and Subatomic Structure and Quantum Control (Ministry of Education), Guangdong Basic Research Center of Excellence for Structure and Fundamental Interactions of Matter, School of Physics, South China Normal University, Guangzhou 510006, China
| | - Xiaohui Yu
- Key Laboratory of Atomic and Subatomic Structure and Quantum Control (Ministry of Education), Guangdong Basic Research Center of Excellence for Structure and Fundamental Interactions of Matter, School of Physics, South China Normal University, Guangzhou 510006, China
| | | | - Zhen-Yu Wang
- Key Laboratory of Atomic and Subatomic Structure and Quantum Control (Ministry of Education), Guangdong Basic Research Center of Excellence for Structure and Fundamental Interactions of Matter, School of Physics, South China Normal University, Guangzhou 510006, China
- Guangdong Provincial Key Laboratory of Quantum Engineering and Quantum Materials, and Guangdong-Hong Kong Joint Laboratory of Quantum Matter, South China Normal University, Guangzhou 510006, China
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4
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Zalieckas J, Greve MM, Bellucci L, Sacco G, Håkonsen V, Tozzini V, Nifosì R. Quantum sensing of microRNAs with nitrogen-vacancy centers in diamond. Commun Chem 2024; 7:101. [PMID: 38710926 DOI: 10.1038/s42004-024-01182-7] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/30/2023] [Accepted: 04/16/2024] [Indexed: 05/08/2024] Open
Abstract
Label-free detection of nucleic acids such as microRNAs holds great potential for early diagnostics of various types of cancers. Measuring intrinsic biomolecular charge using methods based on field effect has been a promising way to accomplish label-free detection. However, the charges of biomolecules are screened by counter ions in solutions over a short distance (Debye length), thereby limiting the sensitivity of these methods. Here, we measure the intrinsic magnetic noise of paramagnetic counter ions, such as Mn2+, interacting with microRNAs using nitrogen-vacancy (NV) centers in diamond. All-atom molecular dynamics simulations show that microRNA interacts with the diamond surface resulting in excess accumulation of Mn ions and stronger magnetic noise. We confirm this prediction by observing an increase in spin relaxation contrast of the NV centers, indicating higher Mn2+ local concentration. This opens new possibilities for next-generation quantum sensing of charged biomolecules, overcoming limitations due to the Debye screening.
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Affiliation(s)
- Justas Zalieckas
- Department of Physics and Technology, University of Bergen, Bergen, Norway.
| | - Martin M Greve
- Department of Physics and Technology, University of Bergen, Bergen, Norway
| | - Luca Bellucci
- Istituto Nanoscienze - CNR, Pisa, Italy
- Lab NEST Scuola Normale Superiore, Pisa, Italy
| | - Giuseppe Sacco
- Scuola Internazionale Superiore di Studi Avanzati (SISSA), Trieste, Italy
| | - Verner Håkonsen
- NTNU NanoLab, Norwegian University of Science and Technology, Trondheim, Norway
| | - Valentina Tozzini
- Istituto Nanoscienze - CNR, Pisa, Italy
- Lab NEST Scuola Normale Superiore, Pisa, Italy
- Istituto Nazionale di Fisica Nucleare (INFN), sezione Pisa, Pisa, Italy
| | - Riccardo Nifosì
- Istituto Nanoscienze - CNR, Pisa, Italy.
- Lab NEST Scuola Normale Superiore, Pisa, Italy.
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5
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Rodgers LVH, Nguyen ST, Cox JH, Zervas K, Yuan Z, Sangtawesin S, Stacey A, Jaye C, Weiland C, Pershin A, Gali A, Thomsen L, Meynell SA, Hughes LB, Jayich ACB, Gui X, Cava RJ, Knowles RR, de Leon NP. Diamond surface functionalization via visible light-driven C-H activation for nanoscale quantum sensing. Proc Natl Acad Sci U S A 2024; 121:e2316032121. [PMID: 38451945 PMCID: PMC10945787 DOI: 10.1073/pnas.2316032121] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/14/2023] [Accepted: 01/08/2024] [Indexed: 03/09/2024] Open
Abstract
Nitrogen-vacancy (NV) centers in diamond are a promising platform for nanoscale NMR sensing. Despite significant progress toward using NV centers to detect and localize nuclear spins down to the single spin level, NV-based spectroscopy of individual, intact, arbitrary target molecules remains elusive. Such sensing requires that target molecules are immobilized within nanometers of NV centers with long spin coherence. The inert nature of diamond typically requires harsh functionalization techniques such as thermal annealing or plasma processing, limiting the scope of functional groups that can be attached to the surface. Solution-phase chemical methods can be readily generalized to install diverse functional groups, but they have not been widely explored for single-crystal diamond surfaces. Moreover, realizing shallow NV centers with long spin coherence times requires highly ordered single-crystal surfaces, and solution-phase functionalization has not yet been shown with such demanding conditions. In this work, we report a versatile strategy to directly functionalize C-H bonds on single-crystal diamond surfaces under ambient conditions using visible light, forming C-F, C-Cl, C-S, and C-N bonds at the surface. This method is compatible with NV centers within 10 nm of the surface with spin coherence times comparable to the state of the art. As a proof-of-principle demonstration, we use shallow ensembles of NV centers to detect nuclear spins from surface-bound functional groups. Our approach to surface functionalization opens the door to deploying NV centers as a tool for chemical sensing and single-molecule spectroscopy.
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Affiliation(s)
- Lila V. H. Rodgers
- Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ08540
| | - Suong T. Nguyen
- Department of Chemistry, Princeton University, Princeton, NJ08540
| | - James H. Cox
- Department of Chemistry, Princeton University, Princeton, NJ08540
| | - Kalliope Zervas
- Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ08540
| | - Zhiyang Yuan
- Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ08540
| | - Sorawis Sangtawesin
- School of Physics, Suranaree University of Technology, Nakhon Ratchasima30000, Thailand
- Center of Excellence in Advanced Functional Materials, Suranaree University of Technology, Nakhon Ratchasima30000, Thailand
| | - Alastair Stacey
- School of Physics, University of Melbourne, Parkville, VIC3010, Australia
- School of Science, RMIT University, Melbourne, VIC3000, Australia
| | - Cherno Jaye
- Materials Measurement Science Division, Material Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, MD20899
| | - Conan Weiland
- Materials Measurement Science Division, Material Measurement Laboratory, National Institute of Standards and Technology, Gaithersburg, MD20899
| | - Anton Pershin
- HUN-REN Wigner Research Centre for Physics, Institute for Solid State Physics and Optics, BudapestH-1525, Hungary
- MTA-WFK Lendület “Momentum” Semiconductor Nanostructures Research Group, BudapestH-1525, Hungary
| | - Adam Gali
- HUN-REN Wigner Research Centre for Physics, Institute for Solid State Physics and Optics, BudapestH-1525, Hungary
- MTA-WFK Lendület “Momentum” Semiconductor Nanostructures Research Group, BudapestH-1525, Hungary
- Department of Atomic Physics, Institute of Physics, Budapest University of Technology and Economics, BudapestH-1111, Hungary
| | - Lars Thomsen
- Australian Synchrotron, Australian Nuclear Science and Technology Organisation, Clayton, VIC3168, Australia
| | - Simon A. Meynell
- Physics Department, University of California, Santa Barbara, CA93106
| | - Lillian B. Hughes
- Materials Department, University of California, Santa Barbara, CA93106
| | | | - Xin Gui
- Department of Chemistry, Princeton University, Princeton, NJ08540
| | - Robert J. Cava
- Department of Chemistry, Princeton University, Princeton, NJ08540
| | | | - Nathalie P. de Leon
- Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ08540
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6
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González-Gutiérrez C, García-Pons D, Zueco D, Martínez-Pérez MJ. Scanning Spin Probe Based on Magnonic Vortex Quantum Cavities. ACS NANO 2024; 18:4717-4725. [PMID: 38271997 PMCID: PMC10867890 DOI: 10.1021/acsnano.3c06704] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/20/2023] [Revised: 01/15/2024] [Accepted: 01/18/2024] [Indexed: 01/27/2024]
Abstract
Performing nanoscale scanning electron paramagnetic resonance (EPR) requires three essential ingredients: First, a static magnetic field together with field gradients to Zeeman split the electronic energy levels with spatial resolution; second, a radio frequency (rf) magnetic field capable of inducing spin transitions; finally, a sensitive detection method to quantify the energy absorbed by spins. This is usually achieved by combining externally applied magnetic fields with inductive coils or cavities, fluorescent defects, or scanning probes. Here, we theoretically propose the realization of an EPR scanning sensor merging all three characteristics into a single device: the vortex core stabilized in ferromagnetic thin-film discs. On one hand, the vortex ground state generates a significant static magnetic field and field gradients. On the other hand, the precessional motion of the vortex core around its equilibrium position produces a circularly polarized oscillating magnetic field, which is enough to produce spin transitions. Finally, the spin-magnon coupling broadens the vortex gyrotropic frequency, suggesting a direct measure of the presence of unpaired electrons. Moreover, the vortex core can be displaced by simply using external magnetic fields of a few mT, enabling EPR scanning microscopy with large spatial resolution. Our numerical simulations show that, by using low damping magnets, it is theoretically possible to detect single spins located on the disc's surface. Vortex nanocavities could also attain strong coupling to individual spin molecular qubits with potential applications to mediate qubit-qubit interactions or to implement qubit readout protocols.
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Affiliation(s)
- Carlos
A. González-Gutiérrez
- Instituto
de Nanociencia y Materiales de Aragón (INMA), CSIC-Universidad de Zaragoza, Zaragoza ES-50009, Spain
- Department
of Physics and Applied Physics, University
of Massachusetts, Lowell, Massachusetts 01854, United States
- Instituto
de Ciencias Físicas, Universidad
Nacional Autónoma de México, Av. Universidad s/n, Cuernavaca, Morelos 62210, México
| | - David García-Pons
- Instituto
de Nanociencia y Materiales de Aragón (INMA), CSIC-Universidad de Zaragoza, Zaragoza ES-50009, Spain
| | - David Zueco
- Instituto
de Nanociencia y Materiales de Aragón (INMA), CSIC-Universidad de Zaragoza, Zaragoza ES-50009, Spain
| | - María José Martínez-Pérez
- Instituto
de Nanociencia y Materiales de Aragón (INMA), CSIC-Universidad de Zaragoza, Zaragoza ES-50009, Spain
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7
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Mokhtari M, Khoshbakht S, Ziyaei K, Akbari ME, Moravveji SS. New classifications for quantum bioinformatics: Q-bioinformatics, QCt-bioinformatics, QCg-bioinformatics, and QCr-bioinformatics. Brief Bioinform 2024; 25:bbae074. [PMID: 38446742 PMCID: PMC10939336 DOI: 10.1093/bib/bbae074] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/21/2023] [Revised: 11/14/2023] [Accepted: 02/07/2021] [Indexed: 03/08/2024] Open
Abstract
Bioinformatics has revolutionized biology and medicine by using computational methods to analyze and interpret biological data. Quantum mechanics has recently emerged as a promising tool for the analysis of biological systems, leading to the development of quantum bioinformatics. This new field employs the principles of quantum mechanics, quantum algorithms, and quantum computing to solve complex problems in molecular biology, drug design, and protein folding. However, the intersection of bioinformatics, biology, and quantum mechanics presents unique challenges. One significant challenge is the possibility of confusion among scientists between quantum bioinformatics and quantum biology, which have similar goals and concepts. Additionally, the diverse calculations in each field make it difficult to establish boundaries and identify purely quantum effects from other factors that may affect biological processes. This review provides an overview of the concepts of quantum biology and quantum mechanics and their intersection in quantum bioinformatics. We examine the challenges and unique features of this field and propose a classification of quantum bioinformatics to promote interdisciplinary collaboration and accelerate progress. By unlocking the full potential of quantum bioinformatics, this review aims to contribute to our understanding of quantum mechanics in biological systems.
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Affiliation(s)
- Majid Mokhtari
- Department of Bioinformatics, Kish International Campus, University of Tehran, Kish Island, Iran
| | - Samane Khoshbakht
- Department of Bioinformatics, Kish International Campus, University of Tehran, Kish Island, Iran
- Duke Molecular Physiology Institute, Duke University School of Medicine-Cardiology, Durham, NC, 27701, USA
| | - Kobra Ziyaei
- Department of Fisheries, Faculty of Natural Resources, University of Tehran, Karaj, Iran
| | | | - Sayyed Sajjad Moravveji
- Department of Bioinformatics, Kish International Campus, University of Tehran, Kish Island, Iran
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8
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Amrein P, Bruckmaier F, Jia F, Bucher DB, Zaitsev M, Littin S. Optimal bi-planar gradient coil configurations for diamond nitrogen-vacancy based diffusion-weighted NMR experiments. MAGMA (NEW YORK, N.Y.) 2023; 36:921-932. [PMID: 37578612 PMCID: PMC10667408 DOI: 10.1007/s10334-023-01111-0] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/27/2023] [Revised: 07/03/2023] [Accepted: 07/04/2023] [Indexed: 08/15/2023]
Abstract
INTRODUCTION Diffusion weighting in optically detected magnetic resonance experiments involving diamond nitrogen-vacancy (NV) centers can provide valuable microstructural information. Bi-planar gradient coils employed for diffusion weighting afford excellent spatial access, essential for integrating the NV-NMR components. Nevertheless, owing to the polar tilt of roughly [Formula: see text] of the diamond NV center, the primary magnetic field direction must be taken into account accordingly. METHODS To determine the most effective bi-planar gradient coil configurations, we conducted an investigation into the impact of various factors, including the square side length, surface separation, and surface orientation. This was accomplished by generating over 500 bi-planar surface configurations using automated methods. RESULTS We successfully generated and evaluated coil layouts in terms of sensitivity and field accuracy. Interestingly, inclined bi-planar orientations close to the NV-NMR setup's requirement, showed higher sensitivity for the transverse gradient channels than horizontal or vertical orientations. We fabricated a suitable solution as a three-channel bi-planar double-layered PCB system and experimentally validated the sensitivities at [Formula: see text] and [Formula: see text] for the transverse [Formula: see text] and [Formula: see text] gradients, and [Formula: see text] for the [Formula: see text] gradient. DISCUSSION We found that the chosen relative bi-planar tilt of [Formula: see text] represents a reasonable compromise in terms of overall performance and allows for easier coil implementation with a straight, horizontal alignment within the overall experimental setup.
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Affiliation(s)
- Philipp Amrein
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Killianstrasse 5a, 79106, Freiburg, Germany.
| | - Fleming Bruckmaier
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748, Garching, Germany
| | - Feng Jia
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Killianstrasse 5a, 79106, Freiburg, Germany
| | - Dominik B Bucher
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748, Garching, Germany
| | - Maxim Zaitsev
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Killianstrasse 5a, 79106, Freiburg, Germany
| | - Sebastian Littin
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, University Medical Center Freiburg, Faculty of Medicine, University of Freiburg, Killianstrasse 5a, 79106, Freiburg, Germany
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9
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Blankenship B, Jones Z, Zhao N, Singh H, Sarkar A, Li R, Suh E, Chen A, Grigoropoulos CP, Ajoy A. Complex Three-Dimensional Microscale Structures for Quantum Sensing Applications. NANO LETTERS 2023; 23:9272-9279. [PMID: 37811908 PMCID: PMC10603797 DOI: 10.1021/acs.nanolett.3c02251] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/15/2023] [Revised: 09/28/2023] [Indexed: 10/10/2023]
Abstract
We present a novel method for fabricating highly customizable three-dimensional structures hosting quantum sensors based on nitrogen vacancy (NV) centers using two-photon polymerization. This approach overcomes challenges associated with structuring traditional single-crystal quantum sensing platforms and enables the creation of complex, fully three-dimensional, sensor assemblies with submicroscale resolutions (down to 400 nm) and large fields of view (>1 mm). By embedding NV center-containing nanoparticles in exemplary structures, we demonstrate high sensitivity optical sensing of temperature and magnetic fields at the microscale. Our work showcases the potential for integrating quantum sensors with advanced manufacturing techniques, facilitating the incorporation of sensors into existing microfluidic and electronic platforms, and opening new avenues for widespread utilization of quantum sensors in various applications.
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Affiliation(s)
- Brian
W. Blankenship
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Zachary Jones
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Advanced
Biofuels and Bioproducts Process Development Unit, E. O. Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
| | - Naichen Zhao
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Harpreet Singh
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Adrisha Sarkar
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
| | - Runxuan Li
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Erin Suh
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Alan Chen
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Costas P. Grigoropoulos
- Laser
Thermal Laboratory, Department of Mechanical Engineering, University of California, Berkeley, California 94720, United States
| | - Ashok Ajoy
- Department
of Chemistry, University of California, Berkeley, California 94720, United States
- Chemical
Sciences Division, Lawrence Berkeley National
Laboratory, Berkeley, California 94720, United States
- CIFAR
Azrieli Global Scholars Program, 661 University Avenue, Toronto, ON M5G 1M1, Canada
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10
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Arunkumar N, Olsson KS, Oon JT, Hart CA, Bucher DB, Glenn DR, Lukin MD, Park H, Ham D, Walsworth RL. Quantum Logic Enhanced Sensing in Solid-State Spin Ensembles. PHYSICAL REVIEW LETTERS 2023; 131:100801. [PMID: 37739376 DOI: 10.1103/physrevlett.131.100801] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/08/2022] [Revised: 05/11/2023] [Accepted: 05/15/2023] [Indexed: 09/24/2023]
Abstract
We demonstrate quantum logic enhanced sensitivity for a macroscopic ensemble of solid-state, hybrid two-qubit sensors. We achieve over a factor of 30 improvement in the single-shot signal-to-noise ratio, translating to an ac magnetic field sensitivity enhancement exceeding an order of magnitude for time-averaged measurements. Using the electronic spins of nitrogen vacancy (NV) centers in diamond as sensors, we leverage the on-site nitrogen nuclear spins of the NV centers as memory qubits, in combination with homogeneous and stable bias and control fields, ensuring that all of the ∼10^{9} two-qubit sensors are sufficiently identical to permit global control of the NV ensemble spin states. We find quantum logic sensitivity enhancement for multiple measurement protocols with varying optimal sensing intervals, including XY8 and DROID-60 dynamical decoupling, as well as correlation spectroscopy, using an applied ac magnetic field signal. The results are independent of the nature of the target signal and broadly applicable to measurements using NV centers and other solid-state spin ensembles. This work provides a benchmark for macroscopic ensembles of quantum sensors that employ quantum logic or quantum error correction algorithms for enhanced sensitivity.
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Affiliation(s)
- Nithya Arunkumar
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
- John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts 02138, USA
- Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA
| | - Kevin S Olsson
- Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA
- Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA
- Intelligence Community Postdoctoral Research Fellowship Program, University of Maryland, College Park, Maryland 20742, USA
| | - Jner Tzern Oon
- Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA
- Department of Physics, University of Maryland, College Park, Maryland 20742, USA
| | - Connor A Hart
- Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA
- Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA
| | - Dominik B Bucher
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
- Department of Chemistry, Technical University of Munich, Lichtenbergstraße 4, 85748 Garching, Germany
| | - David R Glenn
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - Mikhail D Lukin
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
| | - Hongkun Park
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
- Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, USA
| | - Donhee Ham
- John A. Paulson School of Engineering and Applied Sciences, Harvard University, Cambridge, Massachusetts 02138, USA
| | - Ronald L Walsworth
- Department of Physics, Harvard University, Cambridge, Massachusetts 02138, USA
- Quantum Technology Center, University of Maryland, College Park, Maryland 20742, USA
- Department of Electrical and Computer Engineering, University of Maryland, College Park, Maryland 20742, USA
- Department of Physics, University of Maryland, College Park, Maryland 20742, USA
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11
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Rizzato R, Schalk M, Mohr S, Hermann JC, Leibold JP, Bruckmaier F, Salvitti G, Qian C, Ji P, Astakhov GV, Kentsch U, Helm M, Stier AV, Finley JJ, Bucher DB. Extending the coherence of spin defects in hBN enables advanced qubit control and quantum sensing. Nat Commun 2023; 14:5089. [PMID: 37607945 PMCID: PMC10444786 DOI: 10.1038/s41467-023-40473-w] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2023] [Accepted: 07/26/2023] [Indexed: 08/24/2023] Open
Abstract
Negatively-charged boron vacancy centers ([Formula: see text]) in hexagonal Boron Nitride (hBN) are attracting increasing interest since they represent optically-addressable qubits in a van der Waals material. In particular, these spin defects have shown promise as sensors for temperature, pressure, and static magnetic fields. However, their short spin coherence time limits their scope for quantum technology. Here, we apply dynamical decoupling techniques to suppress magnetic noise and extend the spin coherence time by two orders of magnitude, approaching the fundamental T1 relaxation limit. Based on this improvement, we demonstrate advanced spin control and a set of quantum sensing protocols to detect radiofrequency signals with sub-Hz resolution. The corresponding sensitivity is benchmarked against that of state-of-the-art NV-diamond quantum sensors. This work lays the foundation for nanoscale sensing using spin defects in an exfoliable material and opens a promising path to quantum sensors and quantum networks integrated into ultra-thin structures.
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Affiliation(s)
- Roberto Rizzato
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany.
- University of Bari, Department of Physics "M. Merlin", Via Amendola 173, Bari, 70125, Italy.
| | - Martin Schalk
- Walter Schottky Institute, TUM School of Natural Sciences, Am Coulombwall 4, Garching bei München, 85748, Germany
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, München, D-80799, Germany
| | - Stephan Mohr
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany
| | - Jens C Hermann
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, München, D-80799, Germany
| | - Joachim P Leibold
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany
- Technical University of Munich, TUM School of Natural Sciences, Department of Physics, James-Franck-Str. 1, Garching bei München, 85748, Germany
| | - Fleming Bruckmaier
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany
| | - Giovanna Salvitti
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany
- University of Bologna, Department of Chemistry "G. Ciamician", Via Selmi, 2, Bologna, 40126, Italy
| | - Chenjiang Qian
- Walter Schottky Institute, TUM School of Natural Sciences, Am Coulombwall 4, Garching bei München, 85748, Germany
| | - Peirui Ji
- Walter Schottky Institute, TUM School of Natural Sciences, Am Coulombwall 4, Garching bei München, 85748, Germany
| | - Georgy V Astakhov
- Helmholtz-Zentrum Dresden-Rossendorf, Institute of Ion Beam Physics and Materials Research, Bautzner Landstraße 400, Dresden, 01328, Germany
| | - Ulrich Kentsch
- Helmholtz-Zentrum Dresden-Rossendorf, Institute of Ion Beam Physics and Materials Research, Bautzner Landstraße 400, Dresden, 01328, Germany
| | - Manfred Helm
- Helmholtz-Zentrum Dresden-Rossendorf, Institute of Ion Beam Physics and Materials Research, Bautzner Landstraße 400, Dresden, 01328, Germany
- TU Dresden, 01062, Dresden, Germany
| | - Andreas V Stier
- Walter Schottky Institute, TUM School of Natural Sciences, Am Coulombwall 4, Garching bei München, 85748, Germany
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, München, D-80799, Germany
| | - Jonathan J Finley
- Walter Schottky Institute, TUM School of Natural Sciences, Am Coulombwall 4, Garching bei München, 85748, Germany
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, München, D-80799, Germany
| | - Dominik B Bucher
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, Lichtenbergstraße 4, Garching bei München, 85748, Germany.
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, München, D-80799, Germany.
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12
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Bruckmaier F, Allert RD, Neuling NR, Amrein P, Littin S, Briegel KD, Schätzle P, Knittel P, Zaitsev M, Bucher DB. Imaging local diffusion in microstructures using NV-based pulsed field gradient NMR. SCIENCE ADVANCES 2023; 9:eadh3484. [PMID: 37595048 PMCID: PMC10438442 DOI: 10.1126/sciadv.adh3484] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/16/2023] [Accepted: 07/20/2023] [Indexed: 08/20/2023]
Abstract
Understanding diffusion in microstructures plays a crucial role in many scientific fields, including neuroscience, medicine, or energy research. While magnetic resonance (MR) methods are the gold standard for diffusion measurements, spatial encoding in MR imaging has limitations. Here, we introduce nitrogen-vacancy (NV) center-based nuclear MR (NMR) spectroscopy as a powerful tool to probe diffusion within microscopic sample volumes. We have developed an experimental scheme that combines pulsed gradient spin echo (PGSE) with optically detected NV-NMR spectroscopy, allowing local quantification of molecular diffusion and flow. We demonstrate correlated optical imaging with spatially resolved PGSE NV-NMR experiments probing anisotropic water diffusion within an individual model microstructure. Our optically detected PGSE NV-NMR technique opens up prospects for extending the current capabilities of investigating diffusion processes with the future potential of probing single cells, tissue microstructures, or ion mobility in thin film materials for battery applications.
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Affiliation(s)
- Fleming Bruckmaier
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748 Garching, Germany
| | - Robin D. Allert
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748 Garching, Germany
| | - Nick R. Neuling
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748 Garching, Germany
| | - Philipp Amrein
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, Faculty of Medicine, University of Freiburg, Freiburg, Germany
| | - Sebastian Littin
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, Faculty of Medicine, University of Freiburg, Freiburg, Germany
| | - Karl D. Briegel
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748 Garching, Germany
| | - Philip Schätzle
- Department of Sustainable Systems Engineering (INATECH), University of Freiburg, Emmy-Noether-Str. 2, 79110 Freiburg, Germany
| | - Peter Knittel
- Fraunhofer Institute for Applied Solid State Physics, Tullastr. 72, 79108 Freiburg, Germany
| | - Maxim Zaitsev
- Division of Medical Physics, Department of Diagnostic and Interventional Radiology, Faculty of Medicine, University of Freiburg, Freiburg, Germany
| | - Dominik B. Bucher
- Department of Chemistry, TUM School of Natural Sciences, Technical University of Munich, 85748 Garching, Germany
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, 80799 München, Germany
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13
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Jiang Z, Cai H, Cernansky R, Liu X, Gao W. Quantum sensing of radio-frequency signal with NV centers in SiC. SCIENCE ADVANCES 2023; 9:eadg2080. [PMID: 37196081 DOI: 10.1126/sciadv.adg2080] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/08/2022] [Accepted: 04/12/2023] [Indexed: 05/19/2023]
Abstract
Silicon carbide is an emerging platform for quantum technologies that provides wafer scale and low-cost industrial fabrication. The material also hosts high-quality defects with long coherence times that can be used for quantum computation and sensing applications. Using an ensemble of nitrogen-vacancy centers and an XY8-2 correlation spectroscopy approach, we demonstrate a room-temperature quantum sensing of an artificial AC field centered at ~900 kHz with a spectral resolution of 10 kHz. Implementing the synchronized readout technique, we further extend the frequency resolution of our sensor to 0.01 kHz. These results pave the first steps for silicon carbide quantum sensors toward low-cost nuclear magnetic resonance spectrometers with a wide range of practical applications in medical, chemical, and biological analysis.
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Affiliation(s)
- Zhengzhi Jiang
- Joint School of National University of Singapore and Tianjin University, International Campus of Tianjin University, Binhai New City, Fuzhou 350207, P. R. China
- Department of Chemistry, National University of Singapore, Singapore 117543, Singapore
| | - Hongbing Cai
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore
- The Photonics Institute and Centre for Disruptive Photonic Technologies, Nanyang Technological University, Singapore 637371, Singapore
| | - Robert Cernansky
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore
- Institute for Quantum Optics and IQST, Ulm University, Albert-Einstein-Allee 11, Ulm D-89081, Germany
| | - Xiaogang Liu
- Joint School of National University of Singapore and Tianjin University, International Campus of Tianjin University, Binhai New City, Fuzhou 350207, P. R. China
- Department of Chemistry, National University of Singapore, Singapore 117543, Singapore
- Institute of Materials Research and Engineering, Agency for Science, Technology and Research, Singapore 138634, Singapore
| | - Weibo Gao
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore 637371, Singapore
- The Photonics Institute and Centre for Disruptive Photonic Technologies, Nanyang Technological University, Singapore 637371, Singapore
- Centre for Quantum Technologies, National University of Singapore, Singapore 117543, Singapore
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14
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Homrighausen J, Horsthemke L, Pogorzelski J, Trinschek S, Glösekötter P, Gregor M. Edge-Machine-Learning-Assisted Robust Magnetometer Based on Randomly Oriented NV-Ensembles in Diamond. SENSORS (BASEL, SWITZERLAND) 2023; 23:1119. [PMID: 36772156 PMCID: PMC9920683 DOI: 10.3390/s23031119] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 12/02/2022] [Revised: 01/06/2023] [Accepted: 01/12/2023] [Indexed: 06/18/2023]
Abstract
Quantum magnetometry based on optically detected magnetic resonance (ODMR) of nitrogen vacancy centers in nano- or micro-diamonds is a promising technology for precise magnetic-field sensors. Here, we propose a new, low-cost and stand-alone sensor setup that employs machine learning on an embedded device, so-called edge machine learning. We train an artificial neural network with data acquired from a continuous-wave ODMR setup and subsequently use this pre-trained network on the sensor device to deduce the magnitude of the magnetic field from recorded ODMR spectra. In our proposed sensor setup, a low-cost and low-power ESP32 microcontroller development board is employed to control data recording and perform inference of the network. In a proof-of-concept study, we show that the setup is capable of measuring magnetic fields with high precision and has the potential to enable robust and accessible sensor applications with a wide measuring range.
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Affiliation(s)
- Jonas Homrighausen
- Department of Engineering Physics, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
| | - Ludwig Horsthemke
- Department of Electrical Engineering and Computer Science, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
| | - Jens Pogorzelski
- Department of Electrical Engineering and Computer Science, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
| | - Sarah Trinschek
- Department of Engineering Physics, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
| | - Peter Glösekötter
- Department of Electrical Engineering and Computer Science, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
| | - Markus Gregor
- Department of Engineering Physics, Münster University of Applied Sciences, Stegerwaldstraße 39, 48565 Steinfurt, Germany
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15
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Chen Y, Lin Q, Cheng H, Huang H, Shao J, Ye Y, Liu GS, Chen L, Luo Y, Chen Z. Nanodiamond-Based Optical-Fiber Quantum Probe for Magnetic Field and Biological Sensing. ACS Sens 2022; 7:3660-3670. [PMID: 36454224 DOI: 10.1021/acssensors.2c00670] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/05/2022]
Abstract
Owing to the unique electronic spin properties, nitrogen-vacancy (NV) centers hosted in diamond have emerged as a powerful quantum tool for detecting various physical parameters and biological species. In this work, an optical-fiber quantum probe, configured by chemically modifying nanodiamonds on the surface of a cone fiber tip, is developed. Based on the continuous-wave optically detected magnetic resonance method and lock-in amplification technique, it is found that the sensing performance of probes can be engineered by varying the nanodiamond dispersion concentration and modification duration during the chemical modification process. Combined with a pair of magnetic flux concentrators, the magnetic field detection sensitivity has reached 0.57 nT/Hz1/2@1 Hz, a new record among the fiber magnetometers based on nanodiamonds. Taking Gd3+ as the demo, the capability of probes in paramagnetic species detection is also demonstrated experimentally. Our work provides a new approach to develop NV centers as quantum probes featuring high integration, multifunction, high sensitivity, etc.
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Affiliation(s)
- Yaofei Chen
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Qianyu Lin
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Hongda Cheng
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Huanhuan Huang
- Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Jie Shao
- Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Yingying Ye
- Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Gui-Shi Liu
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Lei Chen
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China
| | - Yunhan Luo
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China.,Key Laboratory of Optoelectronic Information and Sensing Technologies of Guangdong Higher Educational Institutes, Jinan University, Guangzhou, Guangdong 510632, China
| | - Zhe Chen
- Guangdong Provincial Key Laboratory of Optical Fiber Sensing and Communications, Jinan University, Guangzhou, Guangdong 510632, China.,Department of Optoelectronic Engineering, Jinan University, Guangzhou, Guangdong 510632, China.,Key Laboratory of Optoelectronic Information and Sensing Technologies of Guangdong Higher Educational Institutes, Jinan University, Guangzhou, Guangdong 510632, China
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16
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Allert RD, Bruckmaier F, Neuling NR, Freire-Moschovitis FA, Liu KS, Schrepel C, Schätzle P, Knittel P, Hermans M, Bucher DB. Microfluidic quantum sensing platform for lab-on-a-chip applications. LAB ON A CHIP 2022; 22:4831-4840. [PMID: 36398977 DOI: 10.1039/d2lc00874b] [Citation(s) in RCA: 8] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/16/2023]
Abstract
Lab-on-a-chip (LOC) applications have emerged as invaluable physical and life sciences tools. The advantages stem from advanced system miniaturization, thus, requiring far less sample volume while allowing for complex functionality, increased reproducibility, and high throughput. However, LOC applications necessitate extensive sensor miniaturization to leverage these inherent advantages fully. Atom-sized quantum sensors are highly promising to bridge this gap and have enabled measurements of temperature, electric and magnetic fields on the nano- to microscale. Nevertheless, the technical complexity of both disciplines has so far impeded an uncompromising combination of LOC systems and quantum sensors. Here, we present a fully integrated microfluidic platform for solid-state spin quantum sensors, like the nitrogen-vacancy (NV) center in diamond. Our platform fulfills all technical requirements, such as fast spin manipulation, enabling full quantum sensing capabilities, biocompatibility, and easy adaptability to arbitrary channel and chip geometries. To illustrate the vast potential of quantum sensors in LOC systems, we demonstrate various NV center-based sensing modalities for chemical analysis in our microfluidic platform, ranging from paramagnetic ion detection to high-resolution microscale NV-NMR. Consequently, our work opens the door for novel chemical analysis capabilities within LOC devices with applications in electrochemistry, high-throughput reaction screening, bioanalytics, organ-on-a-chip, or single-cell studies.
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Affiliation(s)
- R D Allert
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
| | - F Bruckmaier
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
| | - N R Neuling
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
| | - F A Freire-Moschovitis
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
| | - K S Liu
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
| | - C Schrepel
- LightFab GmbH, Talbotstr. 25, 52068 Aachen, Germany
| | - P Schätzle
- Department of Sustainable Systems Engineering (INATECH), University of Freiburg, Emmy-Noether-Str. 2, 79110 Freiburg, Germany
| | - P Knittel
- Fraunhofer Institute for Applied Solid State Physics, Tullastr. 72, 79108 Freiburg, Germany
| | - M Hermans
- LightFab GmbH, Talbotstr. 25, 52068 Aachen, Germany
| | - D B Bucher
- Technical University of Munich, TUM School of Natural Sciences, Department of Chemistry, 85748 Garching b. München, Germany.
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, 80799 München, Germany
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17
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Janitz E, Herb K, Völker LA, Huxter WS, Degen CL, Abendroth JM. Diamond surface engineering for molecular sensing with nitrogen-vacancy centers. JOURNAL OF MATERIALS CHEMISTRY. C 2022; 10:13533-13569. [PMID: 36324301 PMCID: PMC9521415 DOI: 10.1039/d2tc01258h] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/28/2022] [Accepted: 08/06/2022] [Indexed: 05/20/2023]
Abstract
Quantum sensing using optically addressable atomic-scale defects, such as the nitrogen-vacancy (NV) center in diamond, provides new opportunities for sensitive and highly localized characterization of chemical functionality. Notably, near-surface defects facilitate detection of the minute magnetic fields generated by nuclear or electron spins outside of the diamond crystal, such as those in chemisorbed and physisorbed molecules. However, the promise of NV centers is hindered by a severe degradation of critical sensor properties, namely charge stability and spin coherence, near surfaces (< ca. 10 nm deep). Moreover, applications in the chemical sciences require methods for covalent bonding of target molecules to diamond with robust control over density, orientation, and binding configuration. This forward-looking Review provides a survey of the rapidly converging fields of diamond surface science and NV-center physics, highlighting their combined potential for quantum sensing of molecules. We outline the diamond surface properties that are advantageous for NV-sensing applications, and discuss strategies to mitigate deleterious effects while simultaneously providing avenues for chemical attachment. Finally, we present an outlook on emerging applications in which the unprecedented sensitivity and spatial resolution of NV-based sensing could provide unique insight into chemically functionalized surfaces at the single-molecule level.
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Affiliation(s)
- Erika Janitz
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
| | - Konstantin Herb
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
| | - Laura A Völker
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
| | - William S Huxter
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
| | - Christian L Degen
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
| | - John M Abendroth
- Department of Physics, ETH Zürich Otto-Stern-Weg 1 8093 Zürich Switzerland
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18
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Quantum Optimal Control: Practical Aspects and Diverse Methods. J Indian Inst Sci 2022. [DOI: 10.1007/s41745-022-00311-2] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/14/2022]
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19
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Lyu X, Tan Q, Wu L, Zhang C, Zhang Z, Mu Z, Zúñiga-Pérez J, Cai H, Gao W. Strain Quantum Sensing with Spin Defects in Hexagonal Boron Nitride. NANO LETTERS 2022; 22:6553-6559. [PMID: 35960708 DOI: 10.1021/acs.nanolett.2c01722] [Citation(s) in RCA: 15] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/15/2023]
Abstract
Hexagonal boron nitride is not only a promising functional material for the development of two-dimensional optoelectronic devices but also a good candidate for quantum sensing thanks to the presence of quantum emitters in the form of atom-like defects. Their exploitation in quantum technologies necessitates understanding their coherence properties as well as their sensitivity to external stimuli. In this work, we probe the strain configuration of boron vacancy centers (VB-) created by ion implantation in h-BN flakes thanks to wide-field spatially resolved optically detected magnetic resonance and submicro Raman spectroscopy. Our experiments demonstrate the ability of VB- for quantum sensing of strain and, given the omnipresence of h-BN in 2D-based devices, open the door for in situ imaging of strain under working conditions.
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Affiliation(s)
- Xiaodan Lyu
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
- The Photonics Institute and Centre for Disruptive Photonic Technologies, Nanyang Technological University, 637371, Singapore
| | - Qinghai Tan
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Lishu Wu
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Chusheng Zhang
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Zhaowei Zhang
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Zhao Mu
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Jesús Zúñiga-Pérez
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
- MajuLab, International Research Laboratory IRL 3654, CNRS, Université Côte d'Azur, Sorbonne Université, National University of Singapore, Nanyang Technological University, 637371, Singapore
| | - Hongbing Cai
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Weibo Gao
- Division of Physics and Applied Physics, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
- The Photonics Institute and Centre for Disruptive Photonic Technologies, Nanyang Technological University, 637371, Singapore
- Centre for Quantum Technologies, National University of Singapore, 3 Science Drive 2, 117543, Singapore
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20
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Allert RD, Briegel KD, Bucher DB. Advances in nano- and microscale NMR spectroscopy using diamond quantum sensors. Chem Commun (Camb) 2022; 58:8165-8181. [PMID: 35796253 PMCID: PMC9301930 DOI: 10.1039/d2cc01546c] [Citation(s) in RCA: 9] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2022] [Accepted: 06/01/2022] [Indexed: 11/21/2022]
Abstract
Quantum technologies have seen a rapid developmental surge over the last couple of years. Though often overshadowed by quantum computation, quantum sensors show tremendous potential for widespread applications in chemistry and biology. One system stands out in particular: the nitrogen-vacancy (NV) center in diamond, an atomic-sized sensor allowing the detection of nuclear magnetic resonance (NMR) signals at unprecedented length scales down to a single proton. In this article, we review the fundamentals of NV center-based quantum sensing and its distinct impact on nano- and microscale NMR spectroscopy. Furthermore, we highlight possible future applications of this novel technology ranging from energy research, materials science, to single-cell biology, and discuss the associated challenges of these rapidly developing NMR sensors.
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Affiliation(s)
- Robin D Allert
- Technical University of Munich, Department of Chemistry, Lichtenbergstr. 4, 85748 Garching b. München, Germany.
| | - Karl D Briegel
- Technical University of Munich, Department of Chemistry, Lichtenbergstr. 4, 85748 Garching b. München, Germany.
| | - Dominik B Bucher
- Technical University of Munich, Department of Chemistry, Lichtenbergstr. 4, 85748 Garching b. München, Germany.
- Munich Center for Quantum Science and Technology (MCQST), Schellingstr. 4, 80799 München, Germany
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21
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Abstract
NMR is a noninvasive, molecular-level spectroscopic technique widely used for chemical characterization. However, it lacks the sensitivity to probe the small number of spins at surfaces and interfaces. Here, we use nitrogen vacancy (NV) centers in diamond as quantum sensors to optically detect NMR signals from chemically modified thin films. To demonstrate the method's capabilities, aluminum oxide layers, common supports in catalysis and materials science, are prepared by atomic layer deposition and are subsequently functionalized by phosphonate chemistry to form self-assembled monolayers. The surface NV-NMR technique detects spatially resolved NMR signals from the monolayer, indicates chemical binding, and quantifies molecular coverage. In addition, it can monitor in real time the formation kinetics at the solid-liquid interface. With our approach, we show that NV quantum sensors are a surface-sensitive NMR tool with femtomole sensitivity for in situ analysis in catalysis, materials, and biological research.
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22
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Wang H, Zhang S, McLaughlin NJ, Flebus B, Huang M, Xiao Y, Liu C, Wu M, Fullerton EE, Tserkovnyak Y, Du CR. Noninvasive measurements of spin transport properties of an antiferromagnetic insulator. SCIENCE ADVANCES 2022; 8:eabg8562. [PMID: 34995122 PMCID: PMC8741188 DOI: 10.1126/sciadv.abg8562] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 02/02/2021] [Accepted: 11/15/2021] [Indexed: 06/14/2023]
Abstract
Antiferromagnetic insulators (AFIs) are of substantial interest because of their potential in the development of next-generation spintronic devices. One major effort in this emerging field is to harness AFIs for long-range spin information communication and storage. Here, we report a noninvasive method to optically access the intrinsic spin transport properties of an archetypical AFI α-Fe2O3 via nitrogen-vacancy (NV) quantum spin sensors. By NV relaxometry measurements, we successfully detect the frequency-dependent dynamic fluctuations of the spin density of α-Fe2O3 along the Néel order parameter, from which an intrinsic spin diffusion constant of α-Fe2O3 is experimentally measured in the absence of external spin biases. Our results highlight the significant opportunity offered by NV centers in diagnosing the underlying spin transport properties in a broad range of high-frequency magnetic materials such as two-dimensional magnets, spin liquids, and magnetic Weyl semimetals, which are challenging to access by the conventional measurement techniques.
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Affiliation(s)
- Hailong Wang
- Center for Memory and Recording Research, University of California, San Diego, La Jolla, CA 92093, USA
| | - Shu Zhang
- Department of Physics and Astronomy, University of California, Los Angeles, Los Angeles, CA 90095,, USA
| | - Nathan J. McLaughlin
- Department of Physics, University of California, San Diego, La Jolla, CA 92093, USA
| | - Benedetta Flebus
- Department of Physics, The University of Texas at Austin, Austin, TX 78712, USA
- Department of Physics, Boston College, Chestnut Hill, MA 02467, USA
| | - Mengqi Huang
- Department of Physics, University of California, San Diego, La Jolla, CA 92093, USA
| | - Yuxuan Xiao
- Center for Memory and Recording Research, University of California, San Diego, La Jolla, CA 92093, USA
| | - Chuanpu Liu
- Department of Physics, Colorado State University, Fort Collins, CO 80523, USA
| | - Mingzhong Wu
- Department of Physics, Colorado State University, Fort Collins, CO 80523, USA
| | - Eric E. Fullerton
- Center for Memory and Recording Research, University of California, San Diego, La Jolla, CA 92093, USA
| | - Yaroslav Tserkovnyak
- Department of Physics and Astronomy, University of California, Los Angeles, Los Angeles, CA 90095,, USA
| | - Chunhui Rita Du
- Center for Memory and Recording Research, University of California, San Diego, La Jolla, CA 92093, USA
- Department of Physics, University of California, San Diego, La Jolla, CA 92093, USA
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23
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Zhang T, Pramanik G, Zhang K, Gulka M, Wang L, Jing J, Xu F, Li Z, Wei Q, Cigler P, Chu Z. Toward Quantitative Bio-sensing with Nitrogen-Vacancy Center in Diamond. ACS Sens 2021; 6:2077-2107. [PMID: 34038091 DOI: 10.1021/acssensors.1c00415] [Citation(s) in RCA: 38] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
The long-dreamed-of capability of monitoring the molecular machinery in living systems has not been realized yet, mainly due to the technical limitations of current sensing technologies. However, recently emerging quantum sensors are showing great promise for molecular detection and imaging. One of such sensing qubits is the nitrogen-vacancy (NV) center, a photoluminescent impurity in a diamond lattice with unique room-temperature optical and spin properties. This atomic-sized quantum emitter has the ability to quantitatively measure nanoscale electromagnetic fields via optical means at ambient conditions. Moreover, the unlimited photostability of NV centers, combined with the excellent diamond biocompatibility and the possibility of diamond nanoparticles internalization into the living cells, makes NV-based sensors one of the most promising and versatile platforms for various life-science applications. In this review, we will summarize the latest developments of NV-based quantum sensing with a focus on biomedical applications, including measurements of magnetic biomaterials, intracellular temperature, localized physiological species, action potentials, and electronic and nuclear spins. We will also outline the main unresolved challenges and provide future perspectives of many promising aspects of NV-based bio-sensing.
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Affiliation(s)
- Tongtong Zhang
- Department of Electrical and Electronic Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Goutam Pramanik
- UGC DAE Consortium for Scientific Research, Kolkata Centre, Sector III, LB-8, Bidhan Nagar, Kolkata 700106, India
| | - Kai Zhang
- Department of Electrical and Electronic Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Michal Gulka
- Institute of Organic Chemistry and Biochemistry, Czech Academy of Sciences, 166 10 Prague, Czech Republic
| | - Lingzhi Wang
- Department of Electrical and Electronic Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Jixiang Jing
- Department of Electrical and Electronic Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Feng Xu
- Department of Electrical and Electronic Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China
| | - Zifu Li
- National Engineering Research Center for Nanomedicine, Key Laboratory of Molecular Biophysics of Ministry of Education, Hubei Key Laboratory of Bioinorganic Chemistry and Materia Medical, College of Life Science and Technology, Huazhong University of Science and Technology, 430074 Wuhan, China
| | - Qiang Wei
- College of Polymer Science and Engineering, College of Biomedical Engineering, State Key Laboratory of Polymer Materials and Engineering, Sichuan University, 610065 Chengdu, China
| | - Petr Cigler
- Institute of Organic Chemistry and Biochemistry, Czech Academy of Sciences, 166 10 Prague, Czech Republic
| | - Zhiqin Chu
- Department of Electrical and Electronic Engineering, Joint Appointment with School of Biomedical Sciences, The University of Hong Kong, Pokfulam Road, Hong Kong, China
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24
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Xu J, Zhong C, Han X, Jin D, Jiang L, Zhang X. Coherent Gate Operations in Hybrid Magnonics. PHYSICAL REVIEW LETTERS 2021; 126:207202. [PMID: 34110202 DOI: 10.1103/physrevlett.126.207202] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/06/2020] [Revised: 04/21/2021] [Accepted: 04/22/2021] [Indexed: 06/12/2023]
Abstract
Electromagnonics-the hybridization of spin excitations and electromagnetic waves-has been recognized as a promising candidate for coherent information processing in recent years. Among its various implementations, the lack of available approaches for real-time manipulation on the system dynamics has become a common and urgent limitation. In this work, by introducing a fast and uniform modulation technique, we successfully demonstrate a series of benchmark coherent gate operations in hybrid magnonics, including semiclassical analogies of Landau-Zener transitions, Rabi oscillations, Ramsey interference, and controlled mode swap operations. Our approach lays the groundwork for dynamical manipulation of coherent signals in hybrid magnonics and can be generalized to a broad range of applications.
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Affiliation(s)
- Jing Xu
- Center for Nanoscale Materials, Argonne National Laboratory, Lemont, Illinois 60439, USA
| | - Changchun Zhong
- Pritzker School of Molecular Engineering, University of Chicago, Chicago, Illinois 60637, USA
| | - Xu Han
- Center for Nanoscale Materials, Argonne National Laboratory, Lemont, Illinois 60439, USA
| | - Dafei Jin
- Center for Nanoscale Materials, Argonne National Laboratory, Lemont, Illinois 60439, USA
| | - Liang Jiang
- Pritzker School of Molecular Engineering, University of Chicago, Chicago, Illinois 60637, USA
| | - Xufeng Zhang
- Center for Nanoscale Materials, Argonne National Laboratory, Lemont, Illinois 60439, USA
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25
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Cai M, Guo Z, Shi F, Li C, Wang M, Ji W, Wang P, Du J. Parallel optically detected magnetic resonance spectrometer for dozens of single nitrogen-vacancy centers using laser-spot lattice. THE REVIEW OF SCIENTIFIC INSTRUMENTS 2021; 92:045107. [PMID: 34243467 DOI: 10.1063/5.0039110] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/30/2020] [Accepted: 03/31/2021] [Indexed: 06/13/2023]
Abstract
We develop a parallel optically detected magnetic resonance (PODMR) spectrometer to address, manipulate, and read out an array of single nitrogen-vacancy (NV) centers in diamond in parallel. In this spectrometer, we use an array of micro-lenses to generate a 20 × 20 laser-spot lattice (LSL) on the objective focal plane and then align the LSL with an array of single NV centers. The quantum states of NV centers are manipulated by a uniform microwave field from a Ω-shape coplanar coil. As an experimental demonstration, we observe 80 NV centers in the field of view. Among them, magnetic resonance (MR) spectra and Rabi oscillations of 18 NV centers along the external magnetic field are measured in parallel. These results can be directly used to realize parallel quantum sensing and multiple times speedup compared with the confocal technique. Regarding the nanoscale MR technique, PODMR will be crucial for a high throughput single molecular MR spectrum and imaging.
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Affiliation(s)
- Mingcheng Cai
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Zhongzhi Guo
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Fazhan Shi
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Chunxing Li
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Mengqi Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Wei Ji
- Laboratory of Interdisciplinary Research, Institute of Biophysics, Chinese Academy of Sciences, Beijing 100101, China
| | - Pengfei Wang
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
| | - Jiangfeng Du
- Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
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26
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Korchak S, Jagtap AP, Glöggler S. Signal-enhanced real-time magnetic resonance of enzymatic reactions at millitesla fields. Chem Sci 2020; 12:314-319. [PMID: 34163599 PMCID: PMC8178804 DOI: 10.1039/d0sc04884d] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022] Open
Abstract
The phenomenon of nuclear magnetic resonance (NMR) is widely applied in biomedical and biological science to study structures and dynamics of proteins and their reactions. Despite its impact, NMR is an inherently insensitive phenomenon and has driven the field to construct spectrometers with increasingly higher magnetic fields leading to more detection sensitivity. Here, we are demonstrating that enzymatic reactions can be followed in real-time at millitesla fields, three orders of magnitude lower than the field of state-of-the-art NMR spectrometers. This requires signal-enhancing samples via hyperpolarization. Within seconds, we have enhanced the signals of 2-13C-pyruvate, an important metabolite to probe cancer metabolism, in 22 mM concentrations (up to 10.1% ± 0.1% polarization) and show that such a large signal allows for the real-time detection of enzymatic conversion of pyruvate to lactate at 24 mT. This development paves the pathways for biological studies in portable and affordable NMR systems with a potential for medical diagnostics. We demonstrate that metabolism can be monitored in real-time with magnetic resonance at milli-tesla fields that are 1000 fold lower than state-of-the-art high field spectrometers.![]()
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Affiliation(s)
- Sergey Korchak
- NMR Signal Enhancement Group, Max-Planck-Insitute for Biophysical Chemistry Am Faßberg 11 37077 Göttingen Germany .,Center for Biostructural Imaging of Neurodegeneration of UMG Von-Siebold-Str. 3A 37075 Göttingen Germany
| | - Anil P Jagtap
- NMR Signal Enhancement Group, Max-Planck-Insitute for Biophysical Chemistry Am Faßberg 11 37077 Göttingen Germany .,Center for Biostructural Imaging of Neurodegeneration of UMG Von-Siebold-Str. 3A 37075 Göttingen Germany
| | - Stefan Glöggler
- NMR Signal Enhancement Group, Max-Planck-Insitute for Biophysical Chemistry Am Faßberg 11 37077 Göttingen Germany .,Center for Biostructural Imaging of Neurodegeneration of UMG Von-Siebold-Str. 3A 37075 Göttingen Germany
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27
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Weggler T, Ganslmayer C, Frank F, Eilert T, Jelezko F, Michaelis J. Determination of the Three-Dimensional Magnetic Field Vector Orientation with Nitrogen Vacany Centers in Diamond. NANO LETTERS 2020; 20:2980-2985. [PMID: 32182080 DOI: 10.1021/acs.nanolett.9b04725] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/10/2023]
Abstract
Absolute knowledge about the magnetic field orientation plays a crucial role in single spin-based quantum magnetometry and the application toward spin-based quantum computation. In this paper, we reconstruct the three-dimensional orientation of an arbitrary static magnetic field with individual nitrogen vacancy (NV) centers in diamond. We determine the polar and the azimuthal angle of the magnetic field orientation relative to the diamond lattice. Therefore, we use information from the photoluminescence anisotropy of the NV, together with a simple pulsed optically detected magnetic resonance experiment. Our nanoscopic magnetic field determination is generally applicable and does not rely on special prerequisites such as strongly coupled nuclear spins or particular controllable fields. Hence, our presented results open up new paths for precise NMR reconstructions and the modulation of the electron-electron spin interaction in EPR measurements by specifically tailored magnetic fields.
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Affiliation(s)
- Timo Weggler
- Institute for Biophysics and Center for Integrated Quantum Science and Technology (IQST), Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
| | - Christian Ganslmayer
- Institute for Biophysics, Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
| | - Florian Frank
- Institute for Quantum Optics, Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
| | - Tobias Eilert
- Institute for Biophysics, Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
| | - Fedor Jelezko
- Institute for Quantum Optics, Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
| | - Jens Michaelis
- Institute for Biophysics and Center for Integrated Quantum Science and Technology (IQST), Universität Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany
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28
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Affiliation(s)
| | - Jonathan P. Goss
- School of Engineering, University of Newcastle, Newcastle upon Tyne, NE1 7RU, U.K
| | - Ben L. Green
- Department of Physics, University of Warwick, Coventry, CV4 7AL, U.K
| | - Paul W. May
- School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Mark E. Newton
- Department of Physics, University of Warwick, Coventry, CV4 7AL, U.K
| | - Chloe V. Peaker
- Gemological Institute of America, 50 West 47th Street, New York, New York 10036, United States
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