LiFePO4因具有价格低廉、性能稳定、安全和无毒等优点而备受关注.但LiFePO4电子电导率低、锂离子扩散系数小、低温性能差及振实密度低等缺点限制了其大规模应用.综述了近几年国内外在解决上述问题中的研究进展,包括导电剂包覆与掺杂、控制颗粒形状与粒度、颗粒纳米化、原子掺杂等方法,并展望了LiFePO4正极材料的研究方向和应用前景.
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