聚阴离子型正硅酸盐锂离子电池正极材料的研究进展 Recent Advances in Polyanion Type Orthosilicate Cathode Materials for Lithium Ion Battery

综述了各种聚阴离子型正硅酸盐锂离子电池正极材料的研究现状，讨论了该类材料的结构与性能之间的关系，分析了其相变机制与可能的锂离子通道，并与其他聚阴离子体系材料进行了比较。同时对该类材料的合成方法和改善材料电化学性能的措施分别进行了总结和评述。 Recent progress on the polyanion type orthosilicate cathode materials for lithium ion battery is reviewed. The relationship between the structures and properties of orthosilicate cathode materials is discussed, and the phase transfor- mation mechanisms and possible lithium ion channels are analyzed. The synthesis methods and improving measures of electrochemical performance for electrode materials are summarized and prospected, respectively.