Length dependence of rectification in organic co-oligomer spin rectifiers
Hu Gui-Chao†, , Zhang Zhao, Li Ying, Ren Jun-Feng, Wang Chuan-Kui
       

Spin-dependent transmission near the Fermi energy at V = ± 1.0 V with (a), (b) N = 10 and (c), (d) N = 16. The window between the vertical dash-dot lines is the conducting bias window.