Fig. 5From: Controllable Optical Bistability and Four-Wave Mixing in a Photonic-Molecule Optomechanicsa–d FWM intensity as a function of Δs for different pump power P at the red sideband (Δc=Δa=ωm) and J=1.0 κa. e–h FWM intensity as a function of Δs for different J under the red sideband and the pump power P=2.0 mW. i–l FWM intensity as a function of Δs for different pump power P at the blue sideband (Δc=Δa=−ωm) and J=1.0 κa. m–p FWM intensity as a function of Δs for different J under the blue sideband and the pump power P=2.0 mWBack to article page