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Single‑Atom Catalysts:Advances and Challenges in Metal‑Support Interactions for Enhanced Electrocatalysis

查看全文 作　　者：Yang [1]Mu;Tingting [2]Wang;Jian [3]Zhang;Changgong [1]Meng;Yifu [1]Zhang;Zongkui [2]Kou 高影响力作者 机构地区：[1]School of Chemical Engineering,Dalian University of Technology,Dalian 116024,Liaoning,China;[2]State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology,Wuhan 430070,Hubei,China;[3]School of Chemistry and Chemical Engineering,Huazhong University of Science and Technology,Wuhan 430074,Hubei,China高影响力机构 出　　处：《Electrochemical Energy Reviews》索引2022年第5卷第1期,共42页高影响力期刊 基　　金：supported by the National Natural Science Foundation of China(Grant No.21771030);the Natural Science Foundation of Liaoning Province(2020-MS-113). 摘　　要：Single-atom catalysts(SACs),which contain a single metal atom supported on a well-confined substrate,are among the most promising heterogeneous catalysts owing to their unique advantages,such as high intrinsic activity and selectivity,tunable bonds and coordination,abundant metal-containing active sites,and atomic economy.Since metal-support interactions(MSIs)in SACs exert a substantial influence on the catalytic properties,gaining a profound understanding and recognition of catalytic reactions depends greatly on investigating MSIs both experimentally and computationally.Hence,the engineer-ing and modulation of MSIs are regarded as one of the most efficient methods to rationally design SACs with disruptively enhanced catalytic properties.In this review,we track the recent advances in SACs from an MSI perspective.We then discuss the existing MSIs in SACs and elucidate the significant role of strong MSIs in catalytic properties and mechanisms.The chal-lenges hindering the rational design of supported SACs with strong MSIs,which are currently still far from being completely understood and overcome,are described.In addition,the correlation between strong MSIs and electrocatalytic activities in SACs,including an outlook to increase our understanding of MSIs,is discussed.Finally,the present review provides some perspectives and an in-depth understanding of strong MSIs to advance high-performing SACs. 关 键 词：Metal-support interaction Single-atom catalysts ELECTROCATALYSIS ORR and OER HER and HOR
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