首页|Rational design of metal selenides nanomaterials for alkali metal ion(Li+/Na+/K+)batteries:current status and perspectives

Rational design of metal selenides nanomaterials for alkali metal ion(Li+/Na+/K+)batteries:current status and perspectives

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Recently,metal selenides have obtained wide-spread attention as electrode materials for alkali(Li+/Na+/K+)batteries due to their promising theoretical capacity and mechanism.Nevertheless,metal selenides,similar to metal oxides and sulfides,also suffer from severe volume explosion during repeated charge/discharge processes,which results in the structure collapse and the following pulverization of electrode materials.Hence,it leads to poor cycle stability and influencing their further application.In order to solve these issues,some special strategies,including elemental doping,coupling with carbon materi-als,synthesis of the bimetal selenides with heterostructure,etc.,have been gradually applied to design novel electrode materials with outstanding electrochemical performance.Herein,the recent research progress on metal selenides as anodes for alkali ion batteries is summarized,including the regulation of crystal structure,synthesis strategies,modi-fication methods,and electrochemical mechanisms and kinetics.Besides,the challenges of metal selenides and the perspective for future electrode material design are pro-posed.It is hoped to pave a way for the development of metal selenide electrode materials for the potential appli-cations for alkali metal ion(Li+/Na+/K+)batteries.

Rational designMetal selenidesNanostructureLi+batteriesNa+batteriesK+batteries

Rui Sun、Feng Xu、Cai-Hong Wang、Sheng-Jun Lu、Yu-Fei Zhang、Hao-Sen Fan

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College of Materials Science and Metallurgy Engineering,Guizhou University,Guiyang 550025,China

School of Chemistry and Chemical Engineering,Guangzhou University,Guangzhou 510006,China

National Natural Science Foundation of ChinaNational Natural Science Foundation of Chinathe"100-level"Innovative Talents Project of Guizhou Province,ChinaNatural Science Foundation of Guangdong ProvinceScience and Technology Planning Project of Guangzhou

5156300252101243[2016]56532020A1515010886202102010373

2024

稀有金属(英文版)
中国有色金属学会

稀有金属(英文版)

CSTPCDEI
影响因子:0.801
ISSN:1001-0521
年,卷(期):2024.43(5)
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