Effect of exchange coupling on magnetic property in Sm–Co/<italic>α</italic>-Fe layered system

Effect of exchange coupling on magnetic property in Sm–Co/α-Fe layered system

Sang C X^{1, 2}, Zhao G P^{1, 2, †,}, Xia W X^{2, ‡,}, Wan X L¹, Morvan F J¹, Zhang X C¹, Xie L H¹, Zhang J², Du J², Yan A R², Liu P^{2, 3}

Calculated spatial distributions of magnetization direction for Sm–Co(10 nm)/Fe(2 nm) bilayers based on (a) analytical calculations and (b) 3D simulations with exchange coupling A^hs = 0.45 × 10⁻⁶ erg/cm.