CV results of a CNF during cycling test and specific capacitances. (a) CV curves of a CNF/CF electrode (5 nm of Fe) during the cycling test. (b) Specific capacitances of a CNF/CF electrode as function of the number of cycles.
Gao et al. Nanoscale Research Letters 2012 7:651 doi:10.1186/1556-276X-7-651