Figure 9

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 the temperature T. We take other parameters as \(\Delta _a^{\prime }=\Delta _{m_2}=\omega _{\phi }\) in all four plots.