activity
20042026
most citedCosmic Axion Spin Precession Experiment (CASPEr)

355 citations · 4.3k across the 75 of their papers we have counts for

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20 papers · 1 filter

quant-ph2024

An Improved Bound on Nonlinear Quantum Mechanics using a Cryogenic Radio Frequency Experiment

Oleksandr Melnychuk, Bianca Giaccone, Nicholas Bornman +9

There are strong arguments that quantum mechanics may be nonlinear in its dynamics. A discovery of nonlinearity would hint at a novel understanding of the interplay between gravity…

quant-ph2022★ 7 cited

Probing dynamics of a two-dimensional dipolar spin ensemble using single qubit sensor

Kristine Rezai, Soonwon Choi, Mikhail D. Lukin +1

Understanding the thermalization dynamics of quantum many-body systems at the microscopic level is among the central challenges of modern statistical physics. Here we experimentall…

quant-ph2022★ 11 cited

Experimental limit on non-linear state-dependent terms in quantum theory

Mark Polkovnikov, Alexander V. Gramolin, David E. Kaplan +2

We report the results of an experiment that searches for causal non-linear state-dependent terms in quantum field theory. Our approach correlates a binary macroscopic classical vol…

quant-ph2022★ 5 cited

Quantum Sensors for High Precision Measurements of Spin-dependent Interactions

Dmitry Budker, Thomas Cecil, Timothy E. Chupp +6

The applications of spin-based quantum sensors to measurements probing fundamental physics are surveyed. Experimental methods and technologies developed for quantum information sci…

quant-ph2021★ 29 cited

Surpassing the Energy Resolution Limit with ferromagnetic torque sensors

Andrea Vinante, Chris Timberlake, Dmitry Budker +3

We discuss the fundamental noise limitations of a ferromagnetic torque sensor based on a levitated magnet in the tipping regime. We evaluate the optimal magnetic field resolution t…

quant-ph2021★ 26 cited

Quantum sensitivity limits of nuclear magnetic resonance experiments searching for new fundamental physics

Deniz Aybas, Hendrik Bekker, John W. Blanchard +7

Nuclear magnetic resonance is a promising experimental approach to search for ultra-light axion-like dark matter. Searches such as the cosmic axion spin-precession experiments (CAS…