Recent progress made in the mechanism comprehension and design of electrocatalysts for alkaline water splitting

被引:1346
作者
Hu, Congling [1 ]
Zhang, Lei [2 ]
Gong, Jinlong [1 ]
机构
[1] Tianjin Univ, Collaborat Innovat Ctr Chem Sci & Engn Tianjin, Sch Chem Engn & Technol, Minist Educ,Key Lab Green Chem Technol, Tianjin 300072, Peoples R China
[2] Western Univ, Dept Mech & Mat Engn, London, ON N6A 5B9, Canada
关键词
HYDROGEN EVOLUTION REACTION; SINGLE-CRYSTAL SURFACES; OXYGEN EVOLUTION; HIGHLY EFFICIENT; METAL-FREE; ELECTROLYSIS CELLS; TRANSITION-METALS; STABLE CATALYSTS; NANOSHEET ARRAYS; ATOMIC-HYDROGEN;
D O I
10.1039/c9ee01202h
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Alkaline water splitting is an attractive method for sustainable hydrogen production. Owing to the sluggish kinetics of alkaline water reduction and oxidation, it is crucial to understand the mechanism of the hydrogen evolution reaction/oxygen evolution reaction (HER/OER) and construct efficient electrocatalysts based on the structure-activity relationship. This review describes the fundamentals of the alkaline HER and OER, the design of noble and nonnoble HER electrocatalysts with low energy barriers, OER electrocatalysts based on binding energy, electronic structure, lattice oxygen, and surface reconstruction as well as the recent developments of bifunctional HER/OER electrocatalysts. Future perspectives towards alkaline water splitting electrocatalysts are also proposed.
引用
收藏
页码:2620 / 2645
页数:26
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