electrocatalytic reduction

water electrolysis

ma cm

overall water

electrochemical

membrane water

mv dec

hydrogen evolution reaction

overpotential mv

Energy and Environmental Science

Finding an active and robust non-platinum catalyst toward the alkaline hydrogen evolution reaction (HER) operating at an ampere-level current density is important for emerging anion exchange membrane (AEM) water electrolysis but challenging.

Engineering a local potassium cation concentrated microenvironment toward the ampere-level current density hydrogen evolution reaction