Phase-modulated quadrature squeezing in two coupled cavities containing a two-level system
Li Hao-Zhen1, 2, †, Zeng Ran1, Zhou Xue-Fang1, Bi Mei-Hua1, Xu Jing-Ping2, ‡, Yang Ya-Ping2
       

The variances of the phase quadrature (a) and the amplitude quadrature (b) as a function of both the phase difference and the detuning. The common parameters are the same as those in Fig. 2.