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Identifying weakly coupled nuclear spins around single electron spins is a key step of implementing quantum information processing using coupled electron-nuclei spin systems or sensing like single spin nuclear magnetic resonance detection…

Mesoscale and Nanoscale Physics · Physics 2015-01-08 Nan Zhao , Jörg Wrachtrup , Ren-Bao Liu

Nuclear magnetic resonance spectroscopy with solid-state spin sensors is a promising pathway for the detection of nuclear spins at the micro- and nanoscale. Although many nanoscale experiments rely on a single sensor spin for the detection…

Dynamic nuclear polarization (DNP) has revolutionized the field of NMR spectroscopy, expanding its reach and capabilities to investigate diverse materials, biomolecules, and complex dynamic processes. Bringing high-efficiency DNP to the…

Mesoscale and Nanoscale Physics · Physics 2024-02-27 Sahand Tabatabaei , Pritam Priyadarsi , Namanish Singh , Pardis Sahafi , Daniel Tay , Andrew Jordan , Raffi Budakian

Optically active spin defects in solids offer promising platforms to investigate nuclear spin clusters with high sensitivity and atomic-site resolution. To leverage near-surface defects for molecular structure analysis in chemical and…

We present a quantum mechanical theory of optically induced dynamic nuclear polarization applicable to quantum dots and other interacting spin systems. The exact steady state of the optically driven coupled electron-nuclear system is…

Mesoscale and Nanoscale Physics · Physics 2019-02-04 Thomas Nutz , Edwin Barnes , Sophia E. Economou

The polarisation dynamics of nuclear spins weakly coupled to an NV center is highly sensitive to the parameters of the microwave control and the nuclear Larmor frequency. What is commonly regarded as a challenge, we propose here as a…

Quantum Physics · Physics 2018-10-24 Q. Chen , Z. -Y. Wang , B. Tratzmiller , I. Schwartz , M. B. Plenio

In dissolution-dynamic nuclear polarization, nuclear spins are hyperpolarized at cryogenic temperatures using radicals and microwave irradiation. The hyperpolarized solid is dissolved with hot solvent and the solution is transferred to a…

Instrumentation and Detectors · Physics 2019-06-20 Karel Kouřil , Hana Kouřilová , Samuel Bartram , Malcolm H. Levitt , Benno Meier

We present an experimental and theoretical study of the optically detected magnetic resonance signals for ensembles of negatively charged nitrogen-vacancy (NV) centers in 13C isotopically enriched single-crystal diamond. We observe four…

Quantum Physics · Physics 2016-12-21 A. Jarmola , Z. Bodrog , P. Kehayias , M. Markham , J. Hall , D. J. Twitchen , V. M. Acosta , A. Gali , D. Budker

We recently showed that macroscopic nuclear spin ensembles prepared in coherent spin states can dramatically enhance the interaction rates of weakly interacting cosmic relics-such as dark matter and the cosmic neutrino background-through…

High Energy Physics - Phenomenology · Physics 2026-05-01 Marios Galanis , Onur Hosten , Asimina Arvanitaki , Savas Dimopoulos

Coherent control and optical readout of the electron spin of the $^{29}$SiV$^{-}$ center in diamond has been demonstrated in literature, with exciting prospects for implementations as memory nodes and spin qubits. Nuclear spins may be even…

Quantum Physics · Physics 2022-06-15 Hyma H. Vallabhapurapu , Chris Adambukulam , Andre Saraiva , Arne Laucht

Nuclear spins near group-IV defects in diamond are promising candidates for quantum memories in quantum network applications. Here, we demonstrate high-fidelity control of a single $^{13}$C nuclear spin coupled to a tin-vacancy (SnV) center…

Over the last two decades magic angle spinning dynamic nuclear polarization (MAS DNP) has revolutionized NMR for materials characterization, tackling its main limitation of intrinsically low sensitivity. Progress in theoretical…

Chemical Physics · Physics 2025-02-18 Daniel Jardon- Alvarez , Michal Leskes

Sensitive nanoscale magnetic resonance imaging (MRI) of target spins using nitrogen-vacancy (NV) centers in diamond will require a quantitative understanding of dominant noise at the surface. We probe this noise by applying dynamical…

Mesoscale and Nanoscale Physics · Physics 2014-07-11 Bryan A. Myers , Matthieu C. Dartiailh , Kenichi Ohno , Ananda Das , David D. Awschalom , Ania C. Bleszynski Jayich

Chemically induced dynamic nuclear polarization is a signature of spin order appearing in many photosynthetic reaction centers. Such polarization, significantly enhanced above thermal equilibrium, is known to result from the nuclear spin…

Quantum Physics · Physics 2015-06-12 I. K. Kominis

We demonstrate a novel method for coherent optical manipulation of individual nuclear spins in the solid state, mediated by the electronic states of a proximal quantum emitter. Specifically, using the nitrogen-vacancy (NV) color center in…

Quantum Physics · Physics 2020-04-22 M. L. Goldman , T. L. Patti , D. Levonian , S. F. Yelin , M. D. Lukin

We demonstrate nuclear magnetic resonance (NMR) spectroscopy of picoliter-volume solutions with a nanostructured diamond chip. Using optical interferometric lithography, diamond surfaces were nanostructured with dense, high-aspect-ratio…

Mesoscale and Nanoscale Physics · Physics 2017-11-01 P. Kehayias , A. Jarmola , N. Mosavian , I. Fescenko , F. M. Benito , A. Laraoui , J. Smits , L. Bougas , D. Budker , A. Neumann , S. R. J. Brueck , V. M. Acosta

Optically accessible spin-active nanomaterials are promising as quantum nanosensors for probing biological samples. However, achieving bioimaging-level brightness and high-quality spin properties for these materials is challenging and…

Creating dense and shallow nitrogen vacancy (NV) ensembles with good spin properties, is a prerequisite for developing diamond-based quantum sensors exhibiting better performance. Ion implantation is a key enabling tool for precisely…

Diamond-based quantum sensors have enabled high-resolution NMR spectroscopy at the microscale in scenarios where fast molecular motion averages out dipolar interactions among target nuclei. However, in samples with low-diffusion, ubiquitous…

Quantum Physics · Physics 2025-08-26 Carlos Munuera-Javaloy , Ander Tobalina , Jorge Casanova

Nuclear magnetic resonance (NMR) is a powerful method for determining the structure of molecules and proteins. While conventional NMR requires averaging over large ensembles, recent progress with single-spin quantum sensors has created the…

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