So some means were used to improve capability of LiMn_2O_4 and stability its crystal structure , such as doping metals (Co , Ni, Cr, Li), coating and new synthetic method.

• 虽然还存在容量较低、充放电稳定性较差、循环容量衰减严重等缺点,但可以通过掺杂改性、表面包覆或者采用新的合成方法来改善电化学性能。