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

Length dependence of (a) the eigenvalue and (b) the electronic localization of the spin-up LUMO. The results at both +1.0 V and −1.0 V are given. The rectangle in panel (a) indicates the bias window.