Oxygen vacancy-induced efficient hydrogen spillover in Ni<sub>17</sub>W<sub>3</sub>/WO<sub>3−<i>x</i></sub>/MoO<sub>3−<i>x</i></sub> for a superior pH-universal hydrogen evolution reaction
Yiqing Sun, Yiwei Bao, Di Yin, Xiuming Bu, Yuxuan Zhang, Kaihang Yue, Xiaoshuang Qi, Ziyan Cai, Yongqiang Li, Xiulan Hu, Johnny C. Ho, Xianying Wang
Abstract
By regulating the oxygen vacancy in the WO 3− x /MoO 3− x support synergistically, the active phase transition can be accomplished at low voltage, resulting in fast intermediate hydrogen uptake/transfer/desorption kinetics on the prepared catalyst surface and interface.
Topics & Concepts
OxygenHydrogenVacancy defectDesorptionMaterials scienceCatalysisPhase (matter)Analytical Chemistry (journal)Hydrogen spilloverKineticsPhase transitionCrystallographyPhysical chemistryChemistryAdsorptionCondensed matter physicsPhysicsChromatographyBiochemistryOrganic chemistryQuantum mechanicsElectrocatalysts for Energy ConversionAdvanced battery technologies researchElectrochemical Analysis and Applications