Synthesis of Y-Tip Graphitic Nanoribbons from Alcohol Catalytic Chemical Vapor Deposition on Piezoelectric Substrate

Figure 4

(a) AFM image of an isolated Y-tip GNR, an inset of a GNR spot, and thickness profile of GNR and (b) AFM image of the same GNR on a different spot with the corresponding thickness and (c) thickness profile.