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Charge-discharge Behavior of Surface-coated LiMn2O3.95F0.05 Cathode Materials at High Temperature
引用本文:ZhaoYongCHEN YanRongLI ZuoLongYU. Charge-discharge Behavior of Surface-coated LiMn2O3.95F0.05 Cathode Materials at High Temperature[J]. 中国化学快报, 2003, 14(12): 1296-1298
作者姓名:ZhaoYongCHEN YanRongLI ZuoLongYU
作者单位:[1]CollegeofMicroelectronicsandSolidStateElectronics,UniversityofElectronicScienceandTechnologyofChina,Chengdu610054 [2]Research&DevelopmentCenterforFunctionalMaterials,ChengduInstituteofOrganicChemistry,ChineseAcademyofSciences,Chengdu610041
摘    要:With inorganic salts such as LiNO3, Li2CO3, surface-coated LiMn2O3.95F0.05 were prepared by melt-impregnation method. When these surface-coated LiMn2O3.95F0.05 were used as cathode materials, their charge-discharge characters were carefully compared. As a result, they exhibited good charge-discharge properties at 50℃ high temperature. Especially, LiNO3 surface-coated LiMn2O3.9F50.05 retained nearly 80% initial reversible capacity after 130 cycles at 50℃.

关 键 词:表面包覆 电荷放电行为 LiMn2O3.95F0.05 阴极材料 无机盐 锰酸锂 锂离子畜电池

Charge-discharge Behavior of Surface-coated LiMn2O3.95F0.05 Cathode Materials at High Temperature
Zhao Yong CHEN,Yan Rong LI,Zuo Long YU. Charge-discharge Behavior of Surface-coated LiMn2O3.95F0.05 Cathode Materials at High Temperature[J]. Chinese Chemical Letters, 2003, 14(12): 1296-1298
Authors:Zhao Yong CHEN  Yan Rong LI  Zuo Long YU
Abstract:With inorganic salts such as LiNO3, Li2CO3, surface-coated LiMn2O3.95F0.05 were prepared by melt-impregnation method. When these surface-coated LiMn2O3.95F0.05 were used as cathode materials, their charge-discharge characters were carefully compared. As a result, they exhibited good charge-discharge properties at 50oC high temperature. Especially, LiNO3 surface-coated LiMn2O3.95F0.05 retained nearly 80% initial reversible capacity after 130 cycles at 50oC.
Keywords:Inorganic salts   surface-coated LiMn2O3.95F0.05.
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