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. 2015 Jan 30;5:8151. doi: 10.1038/srep08151

Figure 7.

Figure 7

(a) Specific capacitance retention of the V3G1 electrode as a function of cycle number, measured by CV at a scan rate of 200 mV s−1 in 1 M Na2SO4 solution. (b) EIS analysis of the V3G1 electrode at the initial stage and after 5000 cycles.