特殊形貌的Li_2MnO_3及富锂锰基正极材料研究  

Research progress of special morphological Li_2MnO_3 and lithium-rich manganese-based cathode materials

作　　者：雷丹 李世友[1] 薛宇宙[1] 李春雷[1] LEI Dan;LI Shi-you;XUE Yu-zhou;LI Chun-lei(College of Petrochemical Technology,Lanzhou University of Technology,Lanzhou Gansu 730050,China)

机构地区：[1]兰州理工大学石油化工学院,甘肃兰州730050

出　　处：《电源技术》2018年第4期601-604,共4页Chinese Journal of Power Sources

基　　金：国家自然科学基金(21566021);甘肃省中青年人才科技创新成果转化扶持项目(201401)

摘　　要：Li_2MnO_3及富锂锰基正极材料具有较高的容量,是锂离子电池正极材料的研究热点。综述了采用不同方法制备特殊形貌的Li_2MnO_3、富锂锰基正极材料以及通过掺杂和包覆来改善其电化学性能的研究进展,并对Li_2MnO_3及富锂锰基正极材料的研究趋势进行了展望。Li2MnO3 and lithium-rich manganese-based cathode materials gradually become the research focus of lithium ion battery cathode material because of its high capacity.The research progress of preparing special morphological Li2MnO3 and lithium-rich manganese-based cathode materials using different methods and improving its electrochemical properties by doping and coating was summarized.Besides,the research trend of Li2MnO3 and lithium-rich manganese-based cathode materials was prospected.

关 键 词：LI2MNO3 富锂锰基正极材料 特殊形貌 改性方法 

分 类 号：TM912[电气工程—电力电子与电力传动]