Quantum weak measurement amplifies dispersion signal of Rydberg atomic system
Sign Up to like & getrecommendations! Published in 2025 at "Communications Physics"
DOI: 10.1038/s42005-025-02014-3
Abstract: This paper presents a scheme to amplify dispersion signal of Rydberg atomic microwave detection system, using a quantum weak measurement technique together with improved dimensionless pointer. The scheme effectively mitigates the impact of technical noise… read more here.
Keywords: quantum weak; rydberg atomic; signal rydberg; dispersion signal ... See more keywords
Quantum Weak Invariants: Dynamical Evolution of Fluctuations and Correlations
Sign Up to like & getrecommendations! Published in 2020 at "Entropy"
DOI: 10.3390/e22111219
Abstract: Weak invariants are time-dependent observables with conserved expectation values. Their fluctuations, however, do not remain constant in time. On the assumption that time evolution of the state of an open quantum system is given in… read more here.
Keywords: evolution; quantum weak; time; invariants dynamical ... See more keywords