Fig. 5: Simualtion of pump-induced demagnetization and reflection.
From: Large ultrafast-modulated Voigt effect in noncollinear antiferromagnet Mn3Sn

Dynamic ΔP signals at 300 K (a) and 430 K (b), and dynamic ΔR signals at 300 K (c) and 430 K (d). The solid curves correspond to the fitting results. τes, τep, and τsp represent the energy transfer time in electronic-spin, electronic-lattice and spin-lattice system, respectively.