Material platforms for defect qubits and single-photon emitters

G Zhang, Y Cheng, JP Chou, A Gali - Applied Physics Reviews, 2020 - pubs.aip.org
Quantum technology has grown out of quantum information theory and now provides a
valuable tool that researchers from numerous fields can add to their toolbox of research …

Ab initio theory of the nitrogen-vacancy center in diamond

Á Gali - Nanophotonics, 2019 - degruyter.com
The nitrogen-vacancy (NV) center in diamond is a solid-state defect qubit with favorable
coherence time up to room temperature, which could be harnessed in several quantum …

Electronic Properties and Metrology Applications of the Diamond Center under Pressure

MW Doherty, VV Struzhkin, DA Simpson… - Physical review …, 2014 - APS
The negatively charged nitrogen-vacancy (NV−) center in diamond has realized new
frontiers in quantum technology. Here, the optical and spin resonances of the NV− center …

Measurement and control of single nitrogen-vacancy center spins above 600 K

DM Toyli, DJ Christle, A Alkauskas, BB Buckley… - Physical Review X, 2012 - APS
We study the spin and orbital dynamics of single nitrogen-vacancy (NV) centers in diamond
between room temperature and 700 K. We find that the ability to optically address and …

Pressure and temperature dependence of the zero-field splitting in the ground state of NV centers in diamond: A first-principles study

V Ivády, T Simon, JR Maze, IA Abrikosov, A Gali - Physical Review B, 2014 - APS
Nitrogen-vacancy centers in diamond (NV) attract great attention because they serve as a
tool in many important applications. The NV center has a polarizable spin S= 1 ground state …

Nanoscale Detection of a Single Fundamental Charge in Ambient Conditions Using the Center in Diamond

F Dolde, MW Doherty, J Michl, I Jakobi, B Naydenov… - Physical review …, 2014 - APS
Single charge nanoscale detection in ambient conditions is a current frontier in metrology
that has diverse interdisciplinary applications. Here, such single charge detection is …

Theory of the optical spin-polarization loop of the nitrogen-vacancy center in diamond

G Thiering, A Gali - Physical Review B, 2018 - APS
The nitrogen-vacancy (NV) center in diamond is of high importance in quantum information
processing applications. The operation of the NV center relies on the efficient optical …

First principles calculation of spin-related quantities for point defect qubit research

V Ivády, IA Abrikosov, A Gali - npj Computational Materials, 2018 - nature.com
Point defect research in semiconductors has gained remarkable new momentum due to the
identification of special point defects that can implement qubits and single photon emitters …

Photoionization of negatively charged NV centers in diamond: Theory and ab initio calculations

L Razinkovas, M Maciaszek, F Reinhard, MW Doherty… - Physical Review B, 2021 - APS
We present ab initio calculations of photoionization thresholds and cross sections of the
negatively charged nitrogen-vacancy (NV) center in diamond. We consider photoionization …

Ab initio description of highly correlated states in defects for realizing quantum bits

M Bockstedte, F Schütz, T Garratt, V Ivády… - npj Quantum …, 2018 - nature.com
Coupled localized electron spins hosted by defects in semiconductors implement quantum
bits with the potential to revolutionize nanoscale sensors and quantum information …