Figure 7

Density plot of (a) \(C^{a\phi }\), (b) \(C^{m_1\phi }\), (c) \(C^{a m_1}\), (d) \(C^{m_1m_2}\) versus the normalized detuning \(\Delta _{m_1}/\omega _{\phi }\) and \(\Delta _{a}^{\prime }/\omega _{\phi }\). We consider other parameter \(\Delta _{m_2}=\omega _{\phi }\) in all four plots.