Promoted surface reconstruction of amorphous nickel boride electrocatalysts by boron dissolution for boosting the oxygen evolution reaction
Yunzhu Du, Xiyu He, Cheng Yan, Qiaodan Hu, Junliang Zhang, Fan Yang
Abstract
Boron dissolution promotes the surface reconstruction of NiB into γ-NiOOH. The dissolved B, in the form of BO 2 − , adsorbs on γ-NiOOH to reduce the energy barrier for alkaline OER to achieve a superior activity.
Topics & Concepts
BorideBoronDissolutionAmorphous solidMaterials scienceNickelBoosting (machine learning)Chemical engineeringOxygenOxygen evolutionMetallurgyNanotechnologyChemistryElectrochemistryCrystallographyComputer scienceOrganic chemistryPhysical chemistryEngineeringElectrodeMachine learningElectrocatalysts for Energy ConversionFuel Cells and Related MaterialsElectrochemical Analysis and Applications