分析了尖晶石LiMn2O4容量衰减的原因:Jahn-Teller效应、Mn的溶解、有机电解液的分解、Li和Mn的错位、自放电及不稳定的两相结构等.从合成方法、掺杂及表面修饰等角度,介绍了抑制尖晶石LiMn2O4容量衰减和提高循环性能的方法.
作 者：万传云 WAN Chuan-yun 
作者单位：上海应用技术学院化学工程系,上海,200235
刊 名：电池  ISTIC PKU
英文刊名：BATTERY BIMONTHLY
年，卷(期)：2007 37(6)
分类号：TM912.9
关键词：锂离子电池   尖晶石LiMn2O4   容量衰减   正极材料 
机标分类号：TM9 TM2
机标关键词：尖晶石容量衰减性能改进performance improvement有机电解液循环性能两相结构合成方法表面修饰自放电效应溶解等角错位掺杂
基金项目：上海市重点学科建设项目
DOI：

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