| 正极材料Li2MSiO4(M=Fe、Mn)的研究进展 |
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| 引用本文： | 刘晓彤,赵海雷,王捷,何见超. 正极材料Li2MSiO4(M=Fe、Mn)的研究进展[J]. 电池, 2011, 41(2): 108-111 |
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| 作者姓名： | 刘晓彤 赵海雷 王捷 何见超 |
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| 作者单位： | 北京科技大学材料科学与工程学院;新能源材料与技术北京市重点实验室; |
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| 基金项目： | 教育部新世纪优秀人才支持计划(NCET-07-0072); 广东省产学研项目(2009A090100020) |
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| 摘 要： | 对近年来有关正极材料Li2MSiO4(M=Fe、Mn)的结构特征、电化学性能中存在的问题(如电导率低、容量衰减等)及性能改善的方法(如掺杂、包覆等)进行了综述.总结了对结构认识存在分歧的原因及合成方法对材料性能的影响.
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| 关 键 词： | 锂离子电池 正极材料 硅酸锰锂(Li2MnSiO4) 硅酸铁锂(Li2FeSiO4) |
Research progress in cathode material Li_2MSiO_4(M=Fe,Mn) |
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| LIU Xiao-tong,ZHAO Hai-lei,WANG Jie,HE Jian-chao. Research progress in cathode material Li_2MSiO_4(M=Fe,Mn)[J]. Battery Bimonthly, 2011, 41(2): 108-111 |
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| Authors: | LIU Xiao-tong ZHAO Hai-lei WANG Jie HE Jian-chao |
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| Affiliation: | LIU Xiao-tong1,ZHAO Hai-lei1,2,WANG Jie1,HE Jian-chao1(1.School of Materials Science and Engineering,University of Science and Technology Beijing,Beijing 100083,China,2.Beijing Key Lab of New Energy Materials and Technology,China) |
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| Abstract: | The structure characteristics,problems in electrochemical performance(such as low conductivity and capacity decay) and methods to improve the performance(such as doping and coating) about cathode material Li2MSiO4(M=Fe,Mn) in recent years were summarized.The reasons led to the differences in recognizing of structure and effects of synthesizing methods to the performance of material were summarized. |
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| Keywords: | Li-ion battery cathode material lithium manganese silicate(Li2MnSiO4) lithium iron silicate(Li2FeSiO4) |
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