Designing of spin filter devices based on zigzag zinc oxide nanoribbon modified by edge defect |
(a) Spin-polarized band structure of 7-ZnONR; (b) spin-polarized PDOS of 7-ZnONR, Fermi level is set to be at zero; (c) Spin-polarized Bloch states of energy bands I, II, III, respectively, with isovalue being 0.2. |