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Related papers: NV- - N+ pair centre in 1b diamond

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The characteristic transition of the NV- centre at 637 nm is between ${}^3\mathrm{A}_2$ and ${}^3\mathrm{E}$ triplet states. There are also intermediate ${}^1\mathrm{A}_1$ and ${}^1\mathrm{E}$ singlet states, and the infrared transition at…

The nitrogen-vacancy (N-V) center in diamond is a widely-used platform for quantum information processing and metrology. The electron-spin state of N-V center could be initialized and readout optically, and manipulated by resonate microwave…

Quantum Physics · Physics 2019-12-16 Yumeng Song , Yu Tian , Zhiyi Hu , Feifei Zhou , Tengteng Xing , Dawei Lu , Bing Chen , Ya Wang , Nanyang Xu , Jiangfeng Du

This work is a theoretical investigation on the spin-polariton (polarized single photon) entanglement in nitrogen vacancy (NV) centers in diamond in order to interpret the results of two landmark experiments reported by the teams of Buckley…

General Physics · Physics 2012-02-23 Xiaodong Qi

The nitrogen-vacancy (NV) center in diamond is a promising quantum system for magnetometry applications exhibiting optical readout of minute energy shifts in its spin sub-levels. Key material requirements for NV ensembles are a high NV$^-$…

A high-nitrogen-concentration diamond sample was subject to 200-keV electron irradiation using a transmission electron microscope. The optical and spin-resonance properties of the nitrogen-vacancy (NV) color centers were investigated as a…

Quantum Physics · Physics 2012-08-10 Edwin Kim , Victor M. Acosta , Erik Bauch , Dmitry Budker , Philip R. Hemmer

Ensembles of nitrogen-vacancy (NV) centers in diamond are versatile quantum sensors with broad applications in the physical and life sciences. The concentration of neutral substitutional nitrogen ([N$_\text{s}^0$]) strongly influences…

We introduce an alternate route to dynamically polarize the nuclear spin host of nitrogen-vacancy (NV) centers in diamond. Our approach articulates optical, microwave and radio-frequency pulses to recursively transfer spin polarization from…

Quantum Physics · Physics 2014-12-18 Daniela Pagliero , Abdelghani Laraoui , Jacob D. Henshaw , Carlos A. Meriles

Spontaneous emission from crystal centers is influenced by both the photonic local density of states and non-radiative processes. Here we monitor the spontaneous emission of single nitrogen vacancy (NV) centers as their host diamond is…

Quantum Physics · Physics 2015-06-16 Faraz A Inam , Andrew M Edmonds , Michael J Steel , Stefania Castelletto

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

Electronic spins associated with the Nitrogen-Vacancy (NV) center in diamond offer an opportunity to study spin-related phenomena with extremely high sensitivity owing to their high degree of optical polarization. Here, we study both…

Quantum Physics · Physics 2023-07-03 Anand Patel , Zainab Chowdhry , Anil Prabhakar , A. Rathi , V. P. Bhallamudi

The negatively charged nitrogen-vacancy (NV) center in diamond is a leading solid-state quantum emitter, offering spin-photon interfaces over a wide temperature range with applications from electromagnetic sensing to bioimaging. While NV…

We report a study of the magnetic field dependence of photoluminescence of NV$^-$ centers (negatively charged nitrogen-vacancy centers) in diamond single crystals. In such a magnetic field dependence characteristic sharp features are…

Quantum Physics · Physics 2017-09-27 Sergei V. Anishchik , Konstantin L. Ivanov

Optically polarizable nitrogen-vacancy (NV) center in diamond enables the hyperpolarization of $^{13}$C nuclear spins at low magnetic field and room temperature. However, achieving a high level of polarization comparable to conventional…

Quantum Physics · Physics 2024-10-01 Vladimir V. Kavtanyuk , Changjae Lee , Keunhong Jeong , Jeong Hyun Shim

Sensing based on Nitrogen-Vacancy (NV) centers in nanodiamonds (NDs) offers significant potential across various applications. However, optimizing their quantum-optical properties remains challenging. This study focuses on enhancing and…

Under ambient conditions, spin impurities in solid-state systems are found in thermally-mixed states and are optically "dark", i.e., the spin states cannot be optically controlled. Nitrogen-vacancy (NV) centers in diamond are an exception…

Quantum Physics · Physics 2012-11-13 Chinmay Belthangady , N. Bar-Gill , L. M. Pham , K. Arai , D. Le Sage , P. Cappellaro , R. L. Walsworth

Nitrogen Vacancy (NV) centers in diamond are a platform for several important quantum technologies, including sensing, communication and elementary quantum processors. In this letter we demonstrate the creation of NV centers by implantation…

Quantum Physics · Physics 2021-08-11 K. Groot-Berning , G. Jacob , C. Osterkamp , F. Jelezko , F. Schmidt-Kaler

Dynamic nuclear polarization via contact with electronic spins has emerged as an attractive route to enhance the sensitivity of nuclear magnetic resonance (NMR) beyond the traditional limits imposed by magnetic field strength and…

Using a Hartman-Hahn protocol, we demonstrate spin polarization transfer from a single, optically-polarized nitrogen-vacancy (NV) center to the ensemble of paramagnetic defects hosted by an individual diamond nanocrystal. Owing to the…

Mesoscale and Nanoscale Physics · Physics 2017-03-14 Abdelghani Laraoui , Carlos A. Meriles

The long coherence time of a single nitrogen vacancy (NV) center spin in diamond is a crucial advantage for implementing quantum information processing. However, the realization of strong coupling between single NV spins is challenging.…

Quantum Physics · Physics 2021-05-19 Wei Xiong , Jiaojiao Chen , Baolong Fang , Mingfeng Wang , Liu Ye , J. Q. You

Nitrogen-Vacancy (NV) centers in diamond have been identified over the past few years as promising systems for a variety of applications, ranging from quantum information science to magnetic sensing. This relies on the unique optical and…

Quantum Physics · Physics 2018-12-19 I. Meirzada , Y. Hovav , S. A. Wolf , N. Bar-Gill