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The temperature dependence of the magnetic resonance spectra of nitrogen-vacancy (NV-) ensembles in the range of 280-330 K was studied. Four samples prepared under different conditions were studied with NV- concentrations ranging from 10…

Mesoscale and Nanoscale Physics · Physics 2010-10-12 V. M. Acosta , E. Bauch , M. P. Ledbetter , A. Waxman , L. S. Bouchard , D. Budker

Nitrogen-vacancy (NV) center in diamond is an ideal candidate for quantum sensors because of its excellent optical and coherence property. However, previous studies are usually conducted at low or room temperature. The lack of full…

The contactless temperature measurement at micro/nanoscale is vital to a broad range of fields in modern science and technology. The nitrogen vacancy (NV) center, a kind of diamond defect with unique spin-dependent photoluminescence, has…

We demonstrate a novel method based on the Zeeman splitting of electronic spins to improve the performance for temperature sensing of negatively-charged nitrogen-vacancy (NV) centers in multiple-poly diamond. The theoretical model for…

Quantum Physics · Physics 2022-12-21 Li Xing , Xiaojuan Feng , Jintao Zhang , Zheng Wang

The nitrogen-vacancy (NV) center in diamond has been recognized as a high-sensitivity nanometer-scale metrology platform. Thermometry has been a recent focus, with attention largely confined to room temperature applications. Thermometry has…

Mesoscale and Nanoscale Physics · Physics 2019-07-31 M. Fukami , C. G. Yale , P. Andrich , X. Liu , F. J. Heremans , P. F. Nealey , D. D. Awschalom

Quantum sensors based on Nitrogen Vacancy (NV) centers in diamond are highly capable of sensing multiple physical quantities. In this study, we use amplitude-modulated lock-in detection of optically detected magnetic resonance of NV…

Quantum Physics · Physics 2024-09-02 Sonia Sarkar , Namita Agrawal , Dasika Shishir , Kasturi Saha

The nitrogen-vacancy (NV) center is a well utilized system for quantum technology, in particular quantum sensing and microscopy. Fully employing the NV center's capabilities for metrology requires a strong understanding of the behavior of…

Mesoscale and Nanoscale Physics · Physics 2019-03-13 M. S. J. Barson , P. M. Reddy , S. Yang , N. B. Manson , J. Wrachtrup , M. W. Doherty

Many applications of nitrogen-vacancy (NV) centers in diamond crucially rely on a spectrally narrow and stable optical zero-phonon line transition. Though many impressive proof-of-principle experiments have been demonstrated, much work…

Quantum Physics · Physics 2021-07-21 Albert Liu , Steven T. Cundiff , Diogo B. Almeida , Ronald Ulbricht

Nitrogen-vacancy centers in diamond are attractive as quantum sensors owing to their remarkable optical and spin properties under ambient conditions. Here we experimentally demonstrated a hybrid fiber-based thermometer coupled with…

Instrumentation and Detectors · Physics 2019-07-29 Shao-Chun Zhang , Shen Li , Bo Du , Yang Dong , Yu Zheng , Hao-Bin Lin , Bo-Wen Zhao , Wei Zhu , Guan-Zhong Wang , Xiang-Dong Chen , Guang-Can Guo , Fang-Wen Sun

Temperature-dependent nitrogen-vacancy (NV)-center relaxometry is an established tool to characterize paramagnetic molecules near to a sensing diamond, gaining momentum in different fields of science. However, recent results indicate that…

Quantum Physics · Physics 2023-09-22 Isabel Cardoso Barbosa , Jonas Gutsche , Dennis Lönard , Stefan Dix , Artur Widera

The negatively-charged nitrogen-vacancy (NV) center in diamond is at the frontier of quantum nano-metrology and bio-sensing. Recent attention has focused on the application of high-sensitivity thermometry using the spin resonances of NV…

Quantum Physics · Physics 2015-02-26 Taras Plakhotnik , Marcus W. Doherty , Jared H. Cole , Robert Chapman , Neil B. Manson

We presented a high-sensitivity temperature detection using an implanted single Nitrogen-Vacancy center array in diamond. The high-order Thermal Carr-Purcell-Meiboom-Gill (TCPMG) method was performed on the implanted single nitrogen vacancy…

Diamond samples of defects with negative charged nitrogen-vacancy (NV) centers are promising solid state spin sensors suitable for quantum information processing, high sensitive measurements of magnetic, electric and thermal fields in…

Mesoscale and Nanoscale Physics · Physics 2022-03-16 Zheng Wang , Jintao Zhang , Xiaojuan Feng , Li Xing

Nitrogen-vacancy centers in diamond allow measurement of environment properties such as temperature, magnetic and electric fields at nanoscale level, of utmost relevance for several research fields, ranging from nanotechnologies to…

Temperature sensing with nitrogen vacancy (NV) centers using quantum techniques is very promising and further development is expected. Recently, the optically detected magnetic resonance (ODMR) spectrum of a high-density ensemble of the NV…

The temperature dependence of the zero-field splitting (ZFS) between the $|m_{s}=0\rangle$ and $|m_{s}=\pm 1\rangle$ levels of the nitrogen-vacancy (NV) center's electronic ground-state spin triplet can be used as a robust nanoscale…

Mesoscale and Nanoscale Physics · Physics 2023-06-09 M. C. Cambria , G. Thiering , A. Norambuena , H. T. Dinani , A. Gardill , I. Kemeny , V. Lordi , A. Gali , J. R. Maze , S. Kolkowitz

Temperature sensing at the nanoscale is a significant experimental challenge. Here, we report an approach using dressed states to make a leading quantum sensor (the nitrogen vacancy (NV) center in diamond) selectively sensitive to…

Mesoscale and Nanoscale Physics · Physics 2024-06-10 Nathaniel M Beaver , Paul Stevenson

Significant attention has been recently focused on the realization of high precision nano-thermometry using the spin-resonance temperature shift of the negatively charged nitrogen-vacancy (NV-) center in diamond. However, the precise…

We demonstrate an all-optical thermometer based on an ensemble of silicon-vacancy centers (SiVs) in diamond by utilizing a temperature dependent shift of the SiV optical zero-phonon line transition frequency, $\Delta\lambda/\Delta T=…

The nitrogen-vacancy center in diamond has been broadly applied in quantum sensing since it is sensitive to different physical quantities. Meanwhile, it is difficult to isolate disturbances from unwanted physical quantities in practical…

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