Nitrogen-induced deep reconstruction and formation of a high-valent nickel species γ-NiOOH surface layer on NiFe <sub>alloy</sub> /NiFeN pre-catalysts for efficient water oxidation
Gouda K. Helal, Zhenhang Xu, Wei Zuo, Jun Qian, Gongzhen Cheng, Pingping Zhao
Abstract
The development of a γ-NiOOH surface layer on NiFe alloy /NiFeN as well as Fe doping improved the adsorption energy of the oxygen-containing species and increased the OER catalytic activity.
Topics & Concepts
NickelCatalysisNitrogenLayer (electronics)Materials scienceChemical engineeringInorganic chemistryEnvironmental scienceChemistryEnvironmental chemistryMetallurgyNanotechnologyEngineeringOrganic chemistryCatalytic Processes in Materials ScienceSemiconductor materials and devicesAdvanced Data Storage Technologies