activity
20062023
most citedA Spin Entanglement Witness for Quantum Gravity

852 citations · 3k across the 47 of their papers we have counts for

collaborators

47 papers

cond-mat.mtrl-sci2023★ 11 cited

Tensor gradiometry with a diamond magnetometer

A. J. Newman, S. M. Graham, A. M. Edmonds +3

Vector magnetometry provides more information than scalar measurements for magnetic surveys utilized in space, defense, medical, geological and industrial applications. These areas…

physics.optics2023

Additive GaN solid immersion lenses for enhanced photon extraction efficiency from diamond color centers

Xingrui Cheng, Nils Kolja Wessling, Saptarsi Ghosh +9

Effective light extraction from optically active solid-state spin centres inside high-index semiconductor host crystals is an important factor in integrating these pseudo-atomic ce…

quant-ph2023★ 25 cited

Long Spin Coherence and Relaxation Times in Nanodiamonds Milled from Polycrystalline C Diamond

James E March, Benjamin D Wood, Colin J Stephen +8

The negatively charged nitrogen-vacancy centre (NV) in diamond has been utilized in a wide variety of sensing applications. The centre's long spin coherence and relaxation time…

physics.app-ph2022★ 58 cited

Fiber-coupled Diamond Magnetometry with an Unshielded 30 pT/ Sensitivity

S. M. Graham, A. T. M. A. Rahman, L. Munn +9

Ensembles of nitrogen vacancy centres (NVCs) in diamond can be employed for sensitive magnetometry. In this work we present a fiber-coupled NVC magnetometer with an unshielded sens…

quant-ph2022★ 10 cited

Real-time adaptive estimation of decoherence timescales for a single qubit

Muhammad Junaid Arshad, Christiaan Bekker, Ben Haylock +12

Characterising the time over which quantum coherence survives is critical for any implementation of quantum bits, memories and sensors. The usual method for determining a quantum s…

hep-ex2022

Snowmass White Paper: Precision Studies of Spacetime Symmetries and Gravitational Physics

Eric Adelberger, Dmitry Budker, Ron Folman +12

High-energy physics is primarily concerned with uncovering the laws and principles that govern nature at the fundamental level. Research in this field usually relies on probing the…