典型文献
High-voltage LiCoO2 cathodes for high-energy-density lithium-ion battery
文献摘要:
As the earliest commercial cathode material for lithium-ion batteries,lithium cobalt oxide(LiCoO2)shows various advantages,including high theoretical capacity,excellent rate capability,compressed electrode density,etc.Until now,it still plays an important role in the lithium-ion battery market.Due to these advantages,further increasing the charging cutoff voltage of LiCoO2 to guarantee higher energy density is an irresistible development trend of LiCoO2 cathode materials in the future.However,using high charging cutoff voltage may induce a lot of negative effects,especially the rapid decay of cycle capacity.These are mainly caused by rapid destruction of crystal structure and aggravation of interface side reaction at high voltage during the cycle.Therefore,how to maintain a stable crystal structure of LiCoO2 to ensure the excellent long cycle performance at high voltage is a hot research issue in the further application of LiCoO2.In this review,we summarized the failure causes and extensive solutions of LiCoO2 at high voltage and promoted some new mod-ification strategies.Moreover,the development trend of solving the failure problem of high-voltage LiCoO2 in the future such as defect engineering and high-temperature shock technique is also discussed.
文献关键词:
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作者姓名:
Jing-Chao Zhang;Zhe-Dong Liu;Cui-Hua Zeng;Jia-Wei Luo;Yi-Da Deng;Xiao-Ya Cui;Ya-Nan Chen
作者机构:
School of Materials Science and Engineering,Tianjin University,Tianjin 300072,China;Beijing Frontier Research Center for Biological Structures,Tsinghua University,Beijing 100084,China;Ministry of Education Key Laboratory of Protein Sciences,Beijing Advanced Innovation Center for Structural Biology,School of Life Sciences,Tsinghua University,Beijing 100084,China
文献出处:
引用格式:
[1]Jing-Chao Zhang;Zhe-Dong Liu;Cui-Hua Zeng;Jia-Wei Luo;Yi-Da Deng;Xiao-Ya Cui;Ya-Nan Chen-.High-voltage LiCoO2 cathodes for high-energy-density lithium-ion battery)[J].稀有金属(英文版),2022(12):3946-3956
A类:
irresistible
B类:
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AB值:
0.564904
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