Electrodeposition of Polypyrrole/Reduced Graphene Oxide/Iron Oxide Nanocomposite as Supercapacitor Electrode Material

Figure 3

(a) Cyclic voltammograms (at 50 mV/s) and (b) charge/discharge curves (at 0.5 A/g) for PPy, PPy/RGO, and PPy/RGO/Fe₂O₃ nanocomposite and (c) charge discharge curves of PPy/RGO/Fe₂O₃ at a different current density.

(a)

(b)

(c)