0.7Li_2MnO_3-0.3LiNi_(1/2)Mn_(1/2)O_2的共沉淀制备及电化学性能

Coprecipitation preparation and electrochemical properties of 0.7Li_2MnO_3-0.3LiNi_(1/2)Mn_(1/2)O_2

本文通过共沉淀法合成了0.7Li2MnO3-0.3LiNi1/2Mn1/2O2这种正极材料,并对这种材料的结构、相组成和微观形貌进行了表征,并且进行了电化学性能测试。结果表明这种电极材料在循环测试中比容量能达到100mAh.g-1,后续循环稳定性较好。

0.7Li2MnO3-0.3LiNi1/2nMn1/2nI2 were synthesized via a co-precipitation reaction method, and their morphology,structure and electrochemical performance was focused in the paper. The results showed that the initial discharge capacity is 100mAh·g-1, and the subsequent cycles showed good stability.