Material platforms for defect qubits and single-photon emitters
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 …
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 …
coherence time up to room temperature, which could be harnessed in several quantum …
Quantum information and algorithms for correlated quantum matter
Discoveries in quantum materials, which are characterized by the strongly quantum-
mechanical nature of electrons and atoms, have revealed exotic properties that arise from …
mechanical nature of electrons and atoms, have revealed exotic properties that arise from …
Quantum simulations of materials on near-term quantum computers
Quantum computers hold promise to enable efficient simulations of the properties of
molecules and materials; however, at present they only permit ab initio calculations of a few …
molecules and materials; however, at present they only permit ab initio calculations of a few …
Green's function formulation of quantum defect embedding theory
We present a Green's function formulation of the quantum defect embedding theory (QDET)
where a double counting scheme is rigorously derived within the G 0 W 0 approximation. We …
where a double counting scheme is rigorously derived within the G 0 W 0 approximation. We …
Recent advances in the ab initio theory of solid-state defect qubits
Á Gali - Nanophotonics, 2023 - degruyter.com
Solid-state defects acting as single photon sources and quantum bits are leading
contenders in quantum technologies. Despite great efforts, not all the properties and …
contenders in quantum technologies. Despite great efforts, not all the properties and …
Quantum defects by design
Optically active point defects in wide-bandgap crystals are leading building blocks for
quantum information technologies including quantum processors, repeaters, simulators, and …
quantum information technologies including quantum processors, repeaters, simulators, and …
Pressure and temperature dependence of the zero-field splitting in the ground state of NV centers in diamond: A first-principles study
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 …
tool in many important applications. The NV center has a polarizable spin S= 1 ground state …
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 …
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
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 …
identification of special point defects that can implement qubits and single photon emitters …