Electroanalytical currents#

Diffusion-limited currents: the Cottrell equation, Heyrovský’s polarography and the Ilkovič equation, and the Randles-Ševčík peak current of cyclic voltammetry.

The Cottrell equation: current decay after a potential step

The Cottrell equation: current decay after a potential step

Heyrovský’s polarography and the Ilkovič equation

Heyrovský's polarography and the Ilkovič equation

The Randles-Ševčík equation: peak current in cyclic voltammetry

The Randles-Ševčík equation: peak current in cyclic voltammetry