Figure 3
From: Single-photon multi-ports router based on the coupled cavity optomechanical system

(a–c) Photon number Nr−, Nl−,
as function of δ′ for several values of g where γ = 0.01ωm. (d)
and
as function of δ′ with g = 0.04ωm. It is naturally satisfied normalized condition
. And ε = 0.0001ωm all the parameters were normalized by ωm.