Studies on Li-Mn-O spinel system (obtained from melt-impregnation method) as a cathode for 4 V lithium batteries -: Part V.: Enhancement of the elevated temperature performance of Li/LiMn2O4 cells

被引:36
作者
Xia, YJ [1 ]
Hideshima, Y [1 ]
Kumada, N [1 ]
Nagano, M [1 ]
Yoshio, M [1 ]
机构
[1] Saga Univ, Dept Appl Chem, Saga 8408502, Japan
关键词
lithium; lithium-ion batteries; spinel; manganese dioxide; elevated performance;
D O I
10.1016/S0378-7753(98)00005-6
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Stoichiometric LiMn2O4, metal-ion doped (Li+ and Co3+) spinels, Li1-xMn2-x-yMyO4, and fluorine substituted spinel, Li1-xMn2O4-zFz, are examined as cathodes in Li/organic electrolyte/LixMn2O4 cells containing various electrolytes at both room temperature and 50 degrees C. The elevated temperature performance is improved with the metal-ion doped and fluorine substituted spinels in LiBF4 base electrolyte solution. (C) 1998 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:24 / 28
页数:5
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