Sumithra Kannadasan In square wave pulse voltammetry, a deposited sample at high current density shows more evolution in KOH electrolyte due to a combination of factors such as the choice of electrode material, electrolyte composition, electrode surface morphology, mass transport, electrode kinetics, and specific redox reactions.
Osteryoung, J. G., & Osteryoung, R. A. (1985). Square wave voltammetry. Analytical chemistry, 57(1), 101-110.