Table 1. Electrochemical Data of the Catalysts.
s. no | catalyst | onset (V) | current density (mA) | Tafel slope (mV/dec) | overpotential (mV) | active surface area ECSA (cm–2) |
---|---|---|---|---|---|---|
1 | EPOP | 1.673 | 53 | 169 | 440 | 0.0568 |
2 | EPOP-600 | 1.70 | 22 | 177 | 470 | 0.0016 |
3 | EPOP-700 | 1.527 | 322 | 76 | 297 | 0.233 |
4 | EPOP-800 | 1.65 | 37 | 106 | 420 | 0.0598 |