Fig. 7
From: Xylan derived carbon sphere/graphene composite film with low resistance for supercapacitor electrode
Two electrode system: a CV curves of aXCS/rGO-AA, b GCD curves of aXCS/rGO-AA, c Areal capacitance of aXCS/rGO-AA under various current density, d Ragone plot of aXCS/rGO-AA