Figure 1
From: Critical behavior of the van der Waals bonded high T C ferromagnet Fe3GeTe2

(a) Temperature dependence of magnetization M(T) for Fe3GeTe2 under H = 1000 Oe, the inset shows the isothermal magnetization M(H) at 2 K. (b) Initial magnetization M-H and (c) Arrott plots M 2 vs H/M around T C for Fe3GeTe2.