The<i>in situ</i>formation of defective CoOOH catalysts from semi-oxidized Co for alkaline oxygen evolution reaction
Lan Wang, Ya Pan, Dan Wu, Xiaokang Liu, Linlin Cao, Wei Zhang, Honglei Chen, Tong Liu, Dong Liu, Tao Chen, Tao Ding, Yi Wang, Chenglong Ding, Caitao Kang, Changli Li, Jingfu He, Tao Yao
Abstract
Semi-oxidized Co pre-catalysts are oxidized and self-assembled into defective CoOOH with a much higher O vacancy density during the OER, benefiting the bonding of oxygen species on the catalyst surface and promoting the catalytic activity.
Topics & Concepts
CatalysisIn situOxygenOxygen evolutionChemistryVacancy defectRedoxInorganic chemistryCrystallographyPhysical chemistryOrganic chemistryElectrochemistryElectrodeElectrocatalysts for Energy ConversionAdvanced battery technologies researchCatalytic Processes in Materials Science