首页|Recent advances in vacancy engineering for reliable lithium-sulfur batteries

Recent advances in vacancy engineering for reliable lithium-sulfur batteries

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The high-energy-density and low-cost features endow lithium-sulfur batteries with broad application pro-spects.However,many drawbacks,especially the detri-mental shuttle effect,have hindered the further development of LSBs.In response,a lot of new structures have been applied to suppress the shuttle effect and pro-mote the development of LSBs.Recently,vacancy engi-neering has gained the attention of researchers due to its unique electronic structure.This review aims to analyze the application of vacancy engineering in LSBs.Firstly,the electrochemistry of LSBs has been systematically dis-cussed and the existing challenges as well as improvement tactics of LSBs have also been presented.Subsequently,the preparation methods and characterization technologies of various vacancies are summarized,including oxygen vacancies,sulfur vacancies,selenium vacancies,other anion vacancies,cation vacancies,etc.The latest applications of vacancy engineering in LSBs are also summarized in this review.Finally,some prospects and insights for further investigation and practical application of vacancy engineering in LSBs are put forward.

Lithium-sulfur batteries(LSBs)DefectsVacancy engineeringElectronic structureShuttle effect

Wen-Dong Liu、Xiao Tang、Jun-An Feng、Chao-Yue Zhang、Hao Liu、Chuan Shi、Xiao-Xian Zhao、Jian-Jun Song

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College of Physics,School of Chemistry and Chemical Engineering,Qingdao University,Qingdao 266071,China

Faculty of Science,Centre for Clean Energy Technology,School of Mathematical and Physical Sciences,University of Technology Sydney,Sydney,NSW 2007,Australia

Department of Chemistry,College of Science,Hebei Agricultural University,Baoding 071001,China

Qingdao Postdoctoral Applied Research Project山东省自然科学基金中国博士后科学基金

QDBSH20220202040ZR2021QE1922018M63074

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(2)
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