锂离子电池正极材料Li_(3)V_(2)(PO_(4))_(3)的改性研究进展  

Research progress on modification of Li_(3)V_(2)(PO_(4))_(3)cathode material for Li-ion battery

作　　者：金艳 李冲 谢德龙[1] 谢于辉 吴华 梅毅[1] Jin Yan;Li Chong;Xie Delong;Xie Yuhui;Wu Hua;Mei Yi(Yunnan Provincial Key Laboratory of Energy Saving in Phosphorus Chemical Engineering and New Phosphorus Materials,The Higher Educational Key Laboratory for Phosphorus Chemical Engineering of Yunnan Province,Faculty of Chemical Engineering,Kunming University of Science and Technology,Kunming 650500;Institute for Chemical and Bioengineering,Department of Chemistry and Applied Biosciences,ETH-Zurich,Zurich 8093,Switzerlan)

机构地区：[1]昆明理工大学化学工程学院,云南省磷化工节能与新材料重点实验室,云南省高校磷化工重点实验室,昆明650500 [2]苏黎世瑞士联邦理工大学化学与生物工程系,瑞士苏黎世8093

出　　处：《化工新型材料》2022年第8期57-60,共4页New Chemical Materials

基　　金：国家自然科学基金(21663015、51603096)。

摘　　要：单斜晶型的Li_(3)V_(2)(PO_(4))_(3)材料具有197mAh/g的理论容量、4.1V的工作电压,以及良好的循环性能,是一种极具发展潜力的锂离子电池正极材料。综述了近几年来Li_(3)V_(2)(PO_(4))_(3)材料改性研究的最新进展,并分析了改性研究过程中存在的问题。The monoclinic Li_(3)V_(2)(PO_(4))_(3) material has theoretical capacity of 197 mAh/g,the working voltage of 4.1 V and good cycle performance,making it to be promising cathode candidate for Li-ion battery.The crystal structure,charge-discharge mechanism and preparation method of Li_(3)V_(2)(PO_(4))_(3) cathode material were introduced.Then,the latest progress in the research of Li_(3)V_(2)(PO_(4))_(3) modification in recent years was reviewed,and discussed the problems existed in the modification research process.

关 键 词：Li_(3)V_(2)(PO_(4)_(3)) 正极材料 晶体结构 充放电机理 改性研究 

分 类 号：TM912.9[电气工程—电力电子与电力传动]