Perfect spin filtering controlled by an electric field in a bilayer graphene junction: Effect of layer-dependent exchange energy

Jatiyanon Kitakorn¹, Tang I-Ming², Soodchomshom Bumned^{1, †,}

Plot of spin-magnetic effect as a function of Fermi energy E. (a) Spin polarization S_P and (b) tunneling magnetoresistance TMR. There is no magnetic effect for large Fermi energy E.