Controllable preparation of vertically standing graphene sheets and their wettability and supercapacitive properties

Zhou Hai-Tao¹, Yu Ning², Zou Fei¹, Yao Zhao-Hui², Gao Ge¹, Shen Cheng-Min^{3, †,}

A large-scale SEM image (a) and a zoom-in image (b) of VSG grown on copper foil. VSG shows a sheet-like structure. (c) Cross-sectional SEM image of VSG. (d) Raman spectroscopy of VSG.