Synergistic enhancement in the capacitance of nickel and cobalt based mixed oxide supercapacitor prepared by electrodeposition

- Simple electrodeposition method to fabricate NiO/Co2O3 composite electrode.
- Specific capacitance in excess of 400 F g−1 for NiO/Co2O3 composite electrode.
- More than 50% capacitance retention after 200 cycles of continuous CV scan.