Fig. 3: Optical pump-THz probe fluence-dependent measurements of Fe5GeTe2 films.
From: Light-driven electrodynamics and demagnetization in FenGeTe2 (n = 3, 5) thin films

a, b Fluence dependence of the 80 K pump-probe trace for F5GT films of 3 and 15 ML, respectively. c Fluence evolution of the pump-probe trace at fixed probe delays for the 3 and 15 ML films of F5GT at 80 K.