A Treatment of the Absorption Spectrum for a Multiphoton 𝑉-Type Three-Level Atom Interacting with a Squeezed Coherent Field in the Presence of Nonlinearities

Figure 2

The evolution of the function 𝐴(𝜈) in a perfect cavity as a function of (𝜈−𝑘Ω)/𝜆₁𝜆₂ with 𝜆_1,2=1, Δ_1,2=0, 𝜒=0, Γ=0.1, 𝜍=0, 𝑓_1,2(𝑛)=1, 𝑇=100 and (a) 𝑘=1, (b) 𝑘=2, (c) 𝑘=3 with (1) 𝑟=1, 𝛼=1, (2) 𝑟=1.7,𝛼=√5.