Figure 5
From: Dressed Gain from the Parametrically Amplified Four-Wave Mixing Process in an Atomic Vapor

AT splitting of the Stokes (a) and anti-stokes (b) gain peaks in the probe channel versus Δ2 by varying the pump detuning Δ1.
(a1,b1) Theoretical predictions corresponding to (a,b), respectively. The dotted lines are guides for eyes.