Photon bunching and anti-bunching with two dipole-coupled atoms in an optical cavity
Zheng Ya-Mei, Hu Chang-Sheng, Yang Zhen-Biao, Wu Huai-Zhi†,
       

The equal-time correlation function g(2) (0) versus the dipolar coupling strength J for atom-cavity non-resonant interaction. Further parameters in units of g are (κ,Γ,γ,η) = (0.2,0.1,0.1,0.1).