Quantum metrology in the joint measurement of multiple parameters encoded in non-commuting observables with SU(1,1) interferometer

Liu, YuhongLi, JiaminLi, XiaoyingOu, Zhe Yu JeffAssad, Syed2023-11-20September9781943580330http://hdl.handle.net/1885/306403Joint measurement of phase and amplitude modulations on a probe field is performed with an SU(1,1) interferometer. Signal-to-noise ratios in the joint measurement simultaneously beat the classical limit by 1dB.application/pdfen-AU© 2017 OSAQuantum metrology in the joint measurement of multiple parameters encoded in non-commuting observables with SU(1,1) interferometer201710.1364/FIO.2017.FTu5E.22022-08-07