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[1]于天恒,徐国锋,李建玲.富锂材料Li[Li0.2Mn0.54Co0.13Ni0.13]O2的ZrO2包覆及电化学性能[J].有色金属科学与工程,2017,(01):51-55.[doi:10.13264/j.cnki.ysjskx.2017.01.009]
 YU Tianheng,XU Guofeng,LI Jianling.Electrochemical performance of Li-rich material Li[Li0.2Mn0.54Co0.13Ni0.13]O2 by ZrO2 coating[J].,2017,(01):51-55.[doi:10.13264/j.cnki.ysjskx.2017.01.009]
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富锂材料Li[Li0.2Mn0.54Co0.13Ni0.13]O2的ZrO2包覆及电化学性能(/HTML)
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《有色金属科学与工程》[ISSN:1674-9669/CN:36-1311/TF]

卷:
期数:
2017年01期
页码:
51-55
栏目:
出版日期:
2017-01-30

文章信息/Info

Title:
Electrochemical performance of Li-rich material Li[Li0.2Mn0.54Co0.13Ni0.13]O2 by ZrO2 coating
作者:
于天恒徐国锋李建玲
北京科技大学冶金与生态工程学院,北京 100083
Author(s):
YU Tianheng XU Guofeng LI Jianling
School of Metallurgical and Ecological Engineering, University of Science and Technology Beijing, Beijing 100083, China
关键词:
富锂材料ZrO2包覆循环性能库伦效率界面
分类号:
TF111.52;TM911.14
DOI:
10.13264/j.cnki.ysjskx.2017.01.009
文献标志码:
A
摘要:
近几年,锂离子电池富锂材料xLi2MnO3·(1-x)LiMO2(M=Ni、Co、Mn等)由于其高放电比容量、高电压、低廉的价格受到人们越来越多的关注.但是,富锂材料循环性能差、倍率性能低、首圈充放电效率低和电压降等问题是阻止富锂材料商业化的几个主要原因。采用液相法合成富锂材料 Li[Li0.2Mn0.54Co0.13Ni0.13]O2,通过表面包覆一层ZrO2, 放电倍率1 C下循环100圈之后,2 % ZrO2包覆量的富锂材料的放电比容量比未包覆的放电比容量多53.8 mAh/g,大大提高富锂材料的循环性能.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2016-10-17基金项目:国家自然科学基金面上项目(51572024)通信作者:李建玲(1971- ),女,博士,教授,主要从事锂离子电池材料研究,E-mail: lijianling@ustb.edu.cn.
更新日期/Last Update: 2017-01-20