镍锰酸锂高电压电解液及界面电化学研究进展  

Research progress on high voltage electrolyte and interface electrochemical of LiNi_(0.5)Mn_(1.5)O_4-based batteries

作　　者：邓春晓[1,2,3] 刘文静[1] 王国冬[1,3] 代洋杰 范未峰[1,3] 

机构地区：[1]中国科学院成都有机化学研究所,四川成都610041 [2]中国科学院大学,北京100049 [3]四川兴能新材料有限公司,四川广元628317

出　　处：《电源技术》2016年第11期2249-2252,共4页Chinese Journal of Power Sources

摘　　要：尖晶石型镍锰酸锂LiNi_(0.5)Mn_(1.5)O_4(LNMO)因其高比能量密度、高电压的优势而成为动力系统动力源的研发热点。通过对比不同高压电解液添加剂,介绍了LNMO电极表面电化学反应机理以及对其界面反应的影响,利用不同分析仪器对LNMO表面电化学行为进行分析。分析了LNMO目前在研究中面临的问题,展望了LNMO正极材料电化学研究未来的发展方向。Spinel LiNi0.5Mn1.5O4 （LNMO） was a promising cathode material for the fast growing electric vehicle market as the energy source for its excellent performance of high specific energy density and high voltage. The reaction mechanism and the effects of LNMO electrode surface electrochemical reaction were introduced by comparing different high pressure electrolyte additive. LNMO surface electrochemical behavior was described through using different analytical instruments. Finally, the LNMO facing problems was analyzed currently, and electrochemistry of LNMO in future was pointed out.

关 键 词：LI Ni0.5Mn1.5O4 表面电化学 高电压电解液 锂离子电池 

分 类 号：TM912[电气工程—电力电子与电力传动]