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quant-ph2020
Entanglement-Enhanced Optical Atomic Clock
Edwin Pedrozo-Peñafiel, Simone Colombo, Chi Shu +8
State-of-the-art atomic clocks are based on the precise detection of the energy difference between two atomic levels, measured as a quantum phase accumulated in a given time interv…
quant-ph2018
Impact of Non-Unitary Spin Squeezing on Atomic Clock Performance
Boris Braverman, Akio Kawasaki, Vladan Vuletic
Spin squeezing is a form of entanglement that can improve the stability of quantum sensors operating with multiple particles, by inducing inter-particle correlations that redistrib…