One-dimensional method of investigating the localized states in armchair graphene-like nanoribbons with defects
Xie Yang, Hu Zhi-Jian, Ding Wen-Hao, Lü Xiao-Long, Xie Hang
       

(color online) Electron density distribution of the localized state in a semi-infinite aGNR (N = 23, p = 9). Panel (a) shows the overhead view and panel (b) the side view of the 3D plot.