Figure 5. Electrochemical performances of the NDPC-0.5 in organic electrolyte: (A) CV curves at different scan rates, (B) GCD curves at different current densities, (C) gravimetric capacitance and volumetric capacitance, (D) Ragone plots. (E) Cycle stability at 10 A g-1 of NDPC-0.5//NDPC-0.5.