Synthesis and electrochemical properties of three-dimensional graphene/polyaniline composites for supercapacitor electrode materials*
Zhao Wen, He Da-Wei†, Wang Yong-Sheng, Du Xiang, Xin Hao
       
(a) Digital images of 3DGN and 3DGN/PANI after having been freeze-dried; (b) SEM image of 3DGN; (c) SEM image of 3DGN /PANI; (d) TEM image of 3DGN; (e) TEM image of 3DGN /PANI.