Functionalization Effects on EDLCs

Cyclic voltammogram comparison of unmodified AC fabric and pseudocapacitive peak generated by addition of AQ functionality on carbon surface. Testing carried out in 1M HjSOl at 0.1 

(Source Pognon, G. et al. 2011. Journal of Power Sources, 196,4117-4122. With permission.) 

Top Plot of total capacitance, AQ capacitance, and EDLC capacitance of modified AC cloth as function of AQ loading. Bottom Persistence of total capacitance for CV at increasing scan rates where BP, BP 8, and BP9 represent 0 wt%, 11 wt%, and 14 wt%, respectively. Source Pognon, G. et al. 2011. Journal of Power Sources, 196,4117-4122. With permission.) 

In addition to the large remaining EDLC component, a pseudocapacitive component is introduced by the functionality that almost doubles the overall capacitance at both low scan rate (10 mV.s i) and at faster scan rates (100 

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