Sacrificial species approach to designing robust transition metal phosphide cathodes for alkaline water electrolysis in discontinuous operation
Ik-Sun Kim, Hyun‐Seok Cho, MinJoong Kim, Hyun-Jung Oh, Sang Yeon Lee, Yong-Kul Lee, Changsoo Lee, Jae Hun Lee, Won Chul Cho, Sang-Kyung Kim, Jong Hoon Joo, Changhee Kim
Abstract
The degradation of amorphous cobalt phosphides (CoP<sub>x</sub>) as an electrocatalyst for the hydrogen evolution reaction (HER) is studied in the discontinuous operation of alkaline water electrolysis cells (AWEs).
Topics & Concepts
PhosphideElectrolysisElectrocatalystCathodeAlkaline water electrolysisTransition metalElectrolysis of waterAmorphous solidCobaltMaterials scienceInorganic chemistryWater splittingMetalDegradation (telecommunications)HydrogenChemical engineeringChemistryMetallurgyElectrochemistryCatalysisElectrodePhysical chemistryElectrical engineeringEngineeringCrystallographyBiochemistryPhotocatalysisElectrolyteOrganic chemistryElectrocatalysts for Energy ConversionAdvanced battery technologies researchFuel Cells and Related Materials