Parameters

Anode

Cathode

Reference

Charge transfer coefficient, α

0.5

0.5

[5] [34]

Pre-exponential factor, A

6.54 × 1011

2.35 × 1011

[38] [39]

Activation energy, E

137

140

[5] [39]

Equilibrium potential

……

Calculated

H2 reference concentration

……

Calculated

H2O reference concentration

……

Calculated

O2 reference concentration

……

Calculated