Results 1 to 10 of about 116,407 (269)

A coherence-protection scheme for quantum sensors based on ultra-shallow single nitrogen-vacancy centers in diamond [PDF]

Nature Communications
High spatial resolution quantum sensing of near-surface nitrogen vacancy (NV) centers in diamond has enabled detection of magnetic, electrical, and thermal signals at the nanoscale.
Anton Pershin, András Tárkányi, Vladimir Verkhovlyuk, Viktor Ivády, Adam Gali   +4 more
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Scalable nanoscale positioning of highly coherent color centers in prefabricated diamond nanostructures [PDF]

Nature Communications
Nanophotonic devices in color center-containing hosts provide efficient readout, control, and entanglement of the embedded emitters. Yet control over color center formation – in number, position, and coherence – in nanophotonic devices remains a ...
Sunghoon Kim, Paz London, Daipeng Yang, Lillian B. Hughes, Jeffrey Ahlers, Simon Meynell, William J. Mitchell, Kunal Mukherjee, Ania C. Bleszynski Jayich   +8 more
doaj   +2 more sources

Probing NV and SiV charge state dynamics using high-voltage nanosecond pulse and photoluminescence spectral analysis

Materials for Quantum Technology, 2023
Nitrogen-vacancy (NV) and silicon-vacancy (SiV) color defects in diamond are promising systems for applications in quantum technology. The NV and SiV centers have multiple charge states, and their charge states have different electronic, optical and spin
Artur Pambukhchyan, Sizhe Weng, Indu Aravind, Stephen B Cronin, Susumu Takahashi   +4 more
doaj   +1 more source

Creation of NV centers over a millimeter-sized region by intense single-shot ultrashort laser irradiation

APL Photonics, 2023
Recently, ultrashort laser processing has attracted attention for creating nitrogen-vacancy (NV) centers because this method can create single NV centers in spatially-controlled positions, which is an advantage for quantum information devices.
Masanori Fujiwara, Shunsuke Inoue, Shin-ichiro Masuno, Haining Fu, Shigeki Tokita, Masaki Hashida, Norikazu Mizuochi   +6 more
doaj   +1 more source

Ensemble Negatively-Charged Nitrogen-Vacancy Centers in Type-Ib Diamond Created by High Fluence Electron Beam Irradiation

Quantum Beam Science, 2021
Electron beam irradiation into type-Ib diamond is known as a good method for the creation of high concentration negatively-charged nitrogen-vacancy (NV−) centers by which highly sensitive quantum sensors can be fabricated.
Shuya Ishii, Seiichi Saiki, Shinobu Onoda, Yuta Masuyama, Hiroshi Abe, Takeshi Ohshima   +5 more
doaj   +1 more source

Optimization of the coherence properties of diamond samples with an intermediate concentration of NV centers

Results in Physics, 2021
The sensitivity of the nitrogen-vacancy (NV) color centers in diamond-based magnetometers strongly depends on the number of NV centers involved in the measurement.
O.R. Rubinas, V.V. Soshenko, S.V. Bolshedvorskii, A.I. Zeleneev, A.S. Galkin, S.A. Tarelkin, S.Y. Troschiev, V.V. Vorobyov, V.N. Sorokin, A.A. Sukhanov, V.G. Vins, A.N. Smolyaninov, A.V. Akimov   +12 more
doaj   +1 more source

Highly nitrogen-vacancy doped diamond nanostructures fabricated by ion implantation and optimum annealing

APL Materials, 2020
Nitrogen-vacancy (NV) centers in diamond photonic nanostructures have attracted much attention as efficient single photon emitters and quantum bits.
Hisashi Sumikura, Kazuyuki Hirama, Katsuhiko Nishiguchi, Akihiko Shinya, Masaya Notomi   +4 more
doaj   +1 more source

Indirect overgrowth as a synthesis route for superior diamond nano sensors

Scientific Reports, 2020
The negatively charged nitrogen-vacancy ( $$\hbox {NV}^{-}$$ NV - ) center shows excellent spin properties and sensing capabilities on the nanoscale even at room temperature.
Christoph Findler, Johannes Lang, Christian Osterkamp, Miloš Nesládek, Fedor Jelezko   +4 more
doaj   +1 more source

Tailored light emission from color centers in nanodiamond using self-assembled photonic crystals

Frontiers in Nanotechnology, 2022
The defect centers in solid-state materials especially the nitrogen-vacancy (NV) centers in diamond have shown a tremendous potential for their utilization in quantum technology applications.
Sachin Sharma, Ashish, Rajesh V. Nair
doaj   +1 more source

NV-centers in SiC: A solution for quantum computing technology?

Frontiers in Quantum Science and Technology, 2023
Spin S = 1 centers in diamond and recently in silicon carbide, have been identified as interesting solid-state qubits for various quantum technologies.
Khashayar Khazen, Khashayar Khazen, Hans Jurgen von Bardeleben   +2 more
doaj   +1 more source