Magnetic properties of L10 FePt thin film influenced by recoverable strains stemmed from the polarization of Pb(Mg1/3Nb2/3)O3–PbTiO3 substrate*

Project supported by the National Natural Science Foundation of China (Grant Nos. 11474167, 51701091, and 11504020) and the Start-up Funds of NUIST, China (Grant Nos. 2243141601035 and 2243141601018).

Liu Li-Wang1, Hu Cheng-Chao2, Xu Ye-Chuan1, Huang Hou-Bing3, Cao Jiang-Wei4, Liang Linyun5, Rao Wei-Feng1, †
       

(color online) Simulated magnetic domains structures of the L10 FePt (3 nm) thin film with the same reversible magnetic field H = 2.0 kOe but different compressive strains, (a) 0.00%, (b) −0.02%, (c) −0.03%, (d) −0.04%, (e) −0.05%, and (f) −0.06%, corresponding to the points O, P, Q, R, S, and T in Fig. 1(a).