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中国物理学会期刊

增、减光子奇偶相干态的Wigner函数

CSTR: 32037.14.aps.54.2704

Wigner functions for the photon-added and photon-depleted even and odd coherent states

CSTR: 32037.14.aps.54.2704
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  • 利用Fock态表象下的Wigner函数定义,重构了增、减光子奇偶相干态的Wigner函数,并据此 讨论了它们的非经典性质.结果表明:增光子奇偶相干态总呈现出非经典特征,而减光子奇 偶相干态分别仅在k为偶数和奇数时呈现出非经典特征.

     

    By using the definition of Wigner function in Fock states representation,Wigner functions for the photon_added and photon_depleted even and odd coherent states is reconstvucted. The results show that photon_added even and odd coherent stat es always demonstrate non_classical characteristics but photon_depleted even and odd coherent states demonstrate non_classical characteristics only when k t ake odd and even number respectively.

     

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