Amplitude-squared squeezing of superposition of coherent states-中国期刊网

摘要 Thispaperdiscussestheamplitude-squaredsqueezingforthesuperpositionoftwocoherentstateswiththeirphasedifferencesbeingseparatelyπ/2,3π/2,andπ,aswellasforthesuperpositionstateoftwopseudoclassicalstates.Accordingtotheanalysis,itisfoundthatthesuperpositionstateoftwocoherentstateswiththeirphasedifferencesπ/2and3π/2,andthesuperpositionstateoftwopseudoclassicalstatesbothdoexhibittheamplitude-squaredsqueezing.Also,somespecificstatesarefoundtoexhibitevenstrongersqueezingeffectswhenrelativephaseofthesuperpositionisequaltotheaveragephotonnumber.Amplitude-squaredsqueezingisdependentonthedifferenceinphasebetweentwocoherentstates.

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Amplitude-squared squeezing of superposition of coherent states

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Amplitude-squared squeezing of superposition of coherent states

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