Thin, Flexible Supercapacitors Made from Carbon Nanofiber Electrodes Decorated at Room Temperature with Manganese Oxide Nanosheets

Figure 3

Cyclic voltammograms of composite (a) CNF- MnO₂ electrodes in 6 M KOH solution electrolyte, (b) in polyelectrolyte PVA-KOH gel, (c) CV performance of CNFs-MnO₂ electrode interfaced with PVA-H₄SiW₁₂O₄₀⋅nH₂O composite polyelectrolyte thin film, and (d) comparison of their specific capacitance plot against scan rates.

(a)

(b)

(c)

(d)