Fig. 4: Memory effect in “saturated” magnetization, at 10 K.
From: Magnetic memory and distinct spin populations in ferromagnetic Co3Sn2S2

a Three magnetization loops, red : Bmax = 4.8 T, green: Bmax = 1.5 T and blue: Bmax = 0.5 T. b Zoom in positive magnetization at low field. c Bmax dependence of the absolute value of magnetization at ± 50 mT (depending on Bmax sign).