I read a paper about LiS battery and found activation energy. However, I don't know about irreversible potensial mentioned in formula (1).

If this way of calculation is true, it will be helpful for us, researching LiS battery. Please help me to learn and to know this formula is valid or not.

Quoted from Metal Coordinated Polymer as Three-Dimensional Network Binder for High Sulfur Loading Cathode of Lithium–Sulfur Battery