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锂离子电池负极材料Li4Ti5O12的研究进展
游时利, 方玲, 许海涛, 王煜
重庆大学 化学化工学院, 重庆 401331
摘要:
Li4Ti5O12材料具有稳定、安全、寿命长等显著优点,是锂离子电池负极材料的研究热点。介绍了Li4Ti5O12的结构特点和储能机制,对制备Li4Ti5O12的高温固相合成法、微波合成法、溶胶凝胶法以及其他制备方法进行讨论和概述,同时对离子掺杂、表面包覆和形貌调控等改性研究进行了总结和评述。最后,对Li4Ti5O12的发展前景进行了展望。
关键词:  锂离子电池  Li4Ti5O12  制备方法  改性
DOI:10.11835/j.issn.1000-582X.2018.12.011
分类号:TQ174
基金项目:中央高校基本科研基金(0301005202017);国家青年千人计划(0220002102003);国家自然科学基金资助项目(21373280,21403019);北京分子科学国家实验室和重庆大学百人计划(0903005203205);机械传动国家重点实验室项目(SKLMT-ZZKT-2017M11)。
Progress in the research on anode material Li4Ti5O12 for Li-ion batteries
YOU Shili, FANG Ling, XU Haitao, WANG Yu
School of Chemistry and Chemical Engineering, Chongqing University, Chongqing 401331, P. R. China
Abstract:
The material Li4Ti5O12 with its advantages of stability, safety, long life, etc., has been the research focus of anode material for lithium ion batteries. In this paper, the structural features and energy storage mechanism of Li4Ti5O12 were introduced. The solid state method, microwave method, sol-gel method and other preparation methods of Li4Ti5O12 were discussed and summarized. And some modification methods of Li4Ti5O12, such as ion doping, surface coating and morphological control, were summarized and reviewed as well. Finally, the prospects for the development of Li4Ti5O12 were discussed.
Key words:  lithium ion battery  Li4Ti5O12  preparation method  modification
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