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. Author manuscript; available in PMC: 2012 Apr 8.
Published in final edited form as: Anal Chim Acta. 2011 Feb 16;691(1-2):6–17. doi: 10.1016/j.aca.2011.02.025

Figure 1.

Figure 1

AFM topographical images and cross sections for (A) pristine EG and (B) anodized EG surfaces. Edge defects are generated on the anodized EG surface, leading to high electrochemical activity [80].