Symmetry-Dependent Spin Transport Properties and Spin-Filter Effects in Zigzag-Edged Germanene Nanoribbons

Figure 7

(a) - curves for the odd ZGeNRs with different widths in AP configuration. (b) - curves for the even ZGeNRs with different widths in AP configuration. (c) Spin polarization (SP) of the even ZGeNRs. (d) Rectifying ratio of spin-up current of the even ZGeNRs with the increase of applied bias.

(a)

(b)

(c)

(d)