Results 31 to 40 of about 35,042 (257)

Nanocavity enhanced diamond nitrogen-vacancy center zero phonon line emission [PDF]

open access: yes, 2011
Resonantly enhanced emission of the zero phonon line of a diamond nitrogen-vacancy center in single crystal diamond is demonstrated experimentally using a hybrid whispering gallery mode ...
Barclay, Paul E.   +4 more
core   +1 more source

Experimental unsupervised learning of non-Hermitian knotted phases with solid-state spins

open access: yesnpj Quantum Information, 2022
Non-Hermiticity has widespread applications in quantum physics. It brings about distinct topological phases without Hermitian counterparts, and gives rise to the fundamental challenge of phase classification. Here, we report an experimental demonstration
Yefei Yu   +7 more
doaj   +1 more source

Optical Superradiance from Nuclear Spin Environment of Single Photon Emitters [PDF]

open access: yes, 2010
We show that superradiant optical emission can be observed from the polarized nuclear spin ensemble surrounding a single photon emitter such as a single quantum dot (QD) or Nitrogen-Vacancy (NV) center.
A. V. Andreev   +5 more
core   +1 more source

Self-assembling hybrid diamond–biological quantum devices

open access: yesNew Journal of Physics, 2014
The realization of scalable arrangements of nitrogen vacancy (NV) centers in diamond remains a key challenge on the way towards efficient quantum information processing, quantum simulation and quantum sensing applications.
A Albrecht   +9 more
doaj   +1 more source

Optimizing NV magnetometry for Magnetoneurography and Magnetomyography applications

open access: yesFrontiers in Neuroscience, 2023
Magnetometers based on color centers in diamond are setting new frontiers for sensing capabilities due to their combined extraordinary performances in sensitivity, bandwidth, dynamic range, and spatial resolution, with stable operability in a wide range ...
Chen Zhang   +12 more
doaj   +1 more source

Strong polarization of individual nuclear spins weakly coupled to nitrogen-vacancy color centers in diamond

open access: yesNew Journal of Physics, 2019
We experimentally demonstrate high degree of polarization of ^13 C nuclear spins weakly interacting with nitrogen-vacancy (NV) centers in diamond. We combine coherent microwave excitation pulses with optical illumination to provide controlled relaxation ...
Jiwon Yun, Kiho Kim, Dohun Kim
doaj   +1 more source

Precise high-fidelity electron–nuclear spin entangling gates in NV centers via hybrid dynamical decoupling sequences

open access: yesNew Journal of Physics, 2020
Color centers in solids, such as the nitrogen-vacancy center in diamond, offer well-protected and well-controlled localized electron spins that can be employed in various quantum technologies.
Wenzheng Dong   +2 more
doaj   +1 more source

Nonclassical radiation from diamond nanocrystals [PDF]

open access: yes, 2001
The quantum properties of the fluorescence light emitted by diamond nanocrystals containing a single nitrogen-vacancy (NV) colored center is investigated. We have observed photon antibunching with very low background light.
Beveratos, Alexios   +4 more
core   +4 more sources

Nitrogen vacancy centers in diamond as angle-squared sensors [PDF]

open access: yesJournal of Physics: Condensed Matter, 2017
Nitrogen-vacancy (NV) centers are defects in diamonds, which, due to their electronic structure, have been extensively studied as magnetic field sensors. Such field detection applications usually employ the NV centers to detect field components aligned with the direction of the internally-defined spin axis of the NV center.
Dhingra, Shonali, D'Urso, Brian
openaire   +3 more sources

Quantum Repeaters with Encoding on Nitrogen-Vacancy-Center Platforms

open access: yesPhysical Review Applied, 2022
14 pages, 6 ...
Jing, Y, Razavi, M
openaire   +3 more sources

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