## Wikipedia - Sovratensione (elettrochimica) (it) Wikipedia - جهد زائد (ar) overpotential, $$\eta$$

https://doi.org/10.1351/goldbook.O04358
@[email protected] of the potential of an electrode from its equilibrium value required to cause a given current to flow through the electrode.
Source:
Green Book, 2nd ed., p. 60 [Terms] [Book]