3 papers
quant-ph2026
Programmable Cavity Squeezing for Distributed Sensing in a Tweezer Array
Youssef Trifa, Marco Fattori, Luca Pezzè
Field sensing with state-of-the-art atom interferometers is restricted to the use of uncorrelated devices op- erating in parallel. We can overcome this limitation by using distribu…
quant-ph2026
A geometric criterion for optimal measurements in multiparameter quantum metrology
Jing Yang, Satoya Imai, Luca Pezzè
Determining when the multiparameter quantum Cramér--Rao bound (QCRB) is saturable with experimentally relevant single-copy measurements is a central open problem in quantum metrolo…
quant-ph2025
Semi-classical geometric tensor in multiparameter quantum information
Satoya Imai, Jing Yang, Luca Pezzè
The discrepancy between quantum distinguishability in Hilbert space and classical distinguishability in probability space is expressed by the gap between the quantum and classical…