activity
20032023
most citedExtremal entanglement and mixedness in continuous variable systems

684 citations · 4.8k across the 72 of their papers we have counts for

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Showing 2020 · quant-phShow all

5 papers · 2 filters

quant-ph2020★ 31 cited

Cavity optomechanics assisted by optical coherent feedback

Alfred Harwood, Matteo Brunelli, Alessio Serafini

We consider a wide family of optical coherent feedback loops acting on an optomechanical system operating in the linearized regime. We assess the efficacy of such loops in improvin…

quant-ph2020★ 6 cited

Quantum Estimation in Strong Fields: in situ ponderomotive sensing

A. S. Maxwell, A. Serafini, S. Bose +1

We develop a new framework to optimize and understand uncertainty from in situ strong field measurements of laser field parameters. We present the first derivation of quantum and c…

quant-ph2020★ 26 cited

Optimal estimation of time-dependent gravitational fields with quantum optomechanical systems

Sofia Qvarfort, A. Douglas K. Plato, David Edward Bruschi +4

We study the fundamental sensitivity that can be achieved with an ideal optomechanical system in the nonlinear regime for measurements of time-dependent gravitational fields. Using…

quant-ph2020★ 10 cited

Hydrogenic entanglement

Sofia Qvarfort, Sougato Bose, Alessio Serafini

Is there any entanglement in the simplest ubiquitous bound system? We study the solutions to the time-independent Schrödinger equation for a Hydrogenic system and devise two entang…

quant-ph2020★ 9 cited

Time-local optimal control for parameter estimation in the Gaussian regime

Alexander Predko, Francesco Albarelli, Alessio Serafini

Information about a classical parameter encoded in a quantum state can only decrease if the state undergoes a non-unitary evolution, arising from the interaction with an environmen…