锂离子电池正极材料锰酸锂表面改性研究进展

Research Progress on Surface Modification of LiMn_2O_4 Cathode Material for Li-ion Batteries

尖晶石型锰酸锂是最有发展潜力的锂离子电池正极材料之一,但目前还存在初始容量较低、容量衰减快、高温性能差等问题。最近的研究表明,表面改性是提高其电化学性能的重要方法之一。本文阐述了近年来关于LiMn2O4在表面改性方面的最新研究进展。

Spinel LiMn2O4 is one of potential cathode materials for Li-ion batteries,but it has the shortage such as lower initial capacity、fast capacity fading and poor performance at elevated temperature at present.Recent research shows that surface modification is one of the important methods to improve the electrochemical properties.The research progress on surface modification of LiMn2O4 was introduced in this paper.