Fig. 3: Measured SBS spectra in the backscattering experiment.
From: Revealing crossed-beam energy transfer as the origin of asymmetric backscattering in hohlraums

a Time-resolved spectra of SBS backscattered light for beam A1 in case I. b Time-resolved spectra of SBS backscattered light for beam A2 in case I. c Time-resolved spectra of SBS backscattered light for beam A1 in case II. d Time-resolved spectra of SBS backscattered light for beam A2 in case II. Green lines are temporally-integrated spectra, and white lines are the spectrally-integrated powers.