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Nitrogen vacancy (NV) centers in diamond are widely deployed as local magnetic sensors, using coherent, single qubit control to measure both time-averaged fields and noise with nanoscale spatial resolution. Moving beyond single qubits to…

Quantum Physics · Physics 2025-04-18 Jared Rovny , Shimon Kolkowitz , Nathalie P. de Leon

As the ability to integrate single photon emitters into photonic architectures improves, so does the need to characterize and understand their interaction. Here, we use a scanning diamond nanocrystal to investigate the interplay between the…

The NV$^{-}$ color center in diamond has been demonstrated as a nanoscale sensor for quantum metrology. However, the properties that make it ideal for measuring, e.g., minute electric and magnetic fields also make it sensitive to…

Nanodiamond (ND) hosting nitrogen-vacancy (NV) centers is a promising platform for quantum sensing applications. Sensitivity of the applications using NV centers in NDs is often limited due to presence of paramagnetic impurity contents near…

Materials Science · Physics 2019-06-21 Zaili Peng , Timur Biktagirov , Franklin H. Cho , Uwe Gerstmann , Susumu Takahashi

Magnetic Resonance Imaging (MRI) can characterize and discriminate among tissues using their diverse physical and biochemical properties. Unfortunately, submicrometer screening of biological specimens is presently not possible, mainly due…

Mesoscale and Nanoscale Physics · Physics 2010-11-03 C. A. Meriles , L. Jiang , G. Goldstein , J. S. Hodges , J. R. Maze , M. D. Lukin , P. Cappellaro

Nitrogen vacancy (NV) centers in diamonds have been explored for realizing a wide range of sensing applications in the last decade due to their unique quantum properties. Here we realize a compact and portable magnetometer with an ensemble…

Quantum Physics · Physics 2024-02-27 Himanshu Kumar , Dasika Shishir , Maheshwar Mangat , Siddharth Tallur , Kasturi Saha

Small volume nuclear magnetic resonance spectroscopy (NMR) has recently made considerable progress due to rapid developments in the field of quantum sensing using nitrogen vacancy (NV) centers. These optically active defects in the diamond…

Quantum Physics · Physics 2021-11-19 Fleming Bruckmaier , Karl Briegel , Dominik B. Bucher

The negatively-charged nitrogen-vacancy (NV) center in diamond has been shown recently as an excellent sensor for external spins. Nevertheless, their optimum engineering in the near-surface region still requires quantitative knowledge in…

Mesoscale and Nanoscale Physics · Physics 2016-03-08 F. Favaro de Oliveira , S. A. Momenzadeh , D. Antonov , J. Scharpf , C. Osterkamp , B. Naydenov , F. Jelezko , A. Denisenko , J. Wrachtrup

We present the development of an optically detected magnetic resonance (ODMR) system, which enables us to perform the ODMR measurements of a single defect in solids at high frequencies and high magnetic fields. Using the high-frequency and…

Mesoscale and Nanoscale Physics · Physics 2015-02-12 Viktor Stepanov , Franklin H. Cho , Chathuranga Abeywardana , Susumu Takahashi

Nitrogen-Vacancy (NV) centers in diamond have been used in recent years for a wide range of applications, from nano-scale NMR to quantum computation. These applications depend strongly on the efficient readout of the NV center's spin state,…

Quantum Physics · Physics 2019-10-02 Idan Meirzada , Sigal A. Wolf , Alex Naiman , Uriel Levy , Nir Bar-Gill

Nitrogen-vacancy (NV-) color centers in diamond were created by implantation of 7 keV 15N (I = 1/2) ions into type IIa diamond. Optically detected magnetic resonance was employed to measure the hyperfine coupling of the NV- centers. The…

This paper presents a method for determination of the size distribution for diamond nanocrystals containing luminescent nitrogen-vacancy (NV) centers using the luminescence intensity only. We also revise the basic photo physical properties…

Quantum Physics · Physics 2018-03-06 Taras Plakhotnik , Haroon Aman

Arrays of NV centers in the diamond have the potential in the fields of chip-scale quantum information processing and nanoscale quantum sensing. However, determining their orientations one by one is resource intensive and time consuming.…

Applied Physics · Physics 2019-12-18 Xuerui Song , Fupan Feng , Chunxiao Cai , Guanzhong Wang , Wei Zhu , Wenting Diao , Chongdi Duan

The nitrogen-vacancy center (NV) in diamond, with its exceptional spin coherence and convenience in optical spin initialization and readout, is increasingly used both as a quantum sensor and as a building block for quantum networks.…

Negatively-charged nitrogen-vacancy (NV$^-$) centers in diamond have generated much recent interest for their use in sensing. The sensitivity improves when the NV ground-state microwave transitions are narrow, but these transitions suffer…

Among hundreds of impurities and defects in diamond, the nitrogen-vacancy (NV) center is one of the most interesting to be used as a platform for quantum technologies and nanosensing. Traditionally, synthetic diamond is irradiated with…

Nanodiamonds containing negatively charged nitrogen vacancy centres (${\text{NV}}^{-}$) have applications as localized sensors in biological material and have been proposed as a platform to probe the macroscopic limits of spatial…

The negatively charged nitrogen-vacancy (NV) center in nano- or micro- diamonds has emerged as a promising magnetic field sensor, as a candidate for hyper-polarizing paramagnetic species, as well as a tool for spin-mechanics at the…

Quantum Physics · Physics 2022-04-06 M. Perdriat , P. Huillery , C. Pellet-Mary , G. Hétet

Nuclear magnetic resonance (NMR) imaging with shallow nitrogen-vacancy (NV) centers in diamond offers an exciting route toward sensitive and localized chemical characterization at the nanoscale. Remarkable progress has been made to combat…

Nitrogen-vacancy (NV) centers in diamonds are a powerful tool for accurate magnetic field measurements. The key is precisely estimating the field-dependent splitting width of the optically detected magnetic resonance (ODMR) spectra of the…

Mesoscale and Nanoscale Physics · Physics 2023-07-11 Shuji Ito , Moeta Tsukamoto , Kensuke Ogawa , Tokuyuki Teraji , Kento Sasaki , Kensuke Kobayashi