锂离子电池正极材料LiFePO_4的研究现状及趋势  

The actual state of research and trend of anodic material LiFePO_4 of Li-ion battery

作　　者：王婷[1] 江涌[2] 刘红飞[1] 赵双群[1] 

机构地区：[1]宁夏大学物理电气信息学院,宁夏银川750021 [2]北方民族大学材料工程学院,宁夏银川750021

出　　处：《宁夏工程技术》2009年第1期24-27,共4页Ningxia Engineering Technology

基　　金：国家民委粉体材料与特种陶瓷重点开放实验室基金资助项目;2008年高等学校科研基金资助项目

摘　　要：系统介绍锂离子电池正极材料LiFePO_4的结构、工作原理及其优缺点.针对LiFePO_4存在的缺陷,从添加导电剂前驱体、掺杂改性及控制合成粒度等改性方面阐述了LiFePO_4的研究现状,并提出了未来该材料的研究方向.With systematical introduction of structure, working principle, advantages and disadvantages of LiFePO4 as a cathode material of lithium-ion battery, and also according to intrinsic defects of LiFePO4, research actuality of LiFePO4 is expatiated on adding the frontier of conductive substance, ion doping and controlling the compound of particle. Moreover, the main developing directions in future are presented.

关 键 词：锂离子电池 正极材料 LIFEPO4 改性 

分 类 号：O646.21[理学—物理化学]