Table 3 Electrochemical parameters of NiCo(O) oxides prepared using different added amounts of ammonia/different pH values.
Samples codes | NiCo(O) .1mL | NiCo(O) .2mL | NiCo(O) .5mL | NiCo(O) .10mL |
---|---|---|---|---|
Specific capacitance (F g-1) | 120 | 253 | 105 | 70 |
Energy density (WhKg-1) | 20 | 37.8 | 17.6 | 11.8 |
Power density (WKg-1) | 528 | 538 | 519 | 536 |