| 锂离子电池正极材料磷酸铁锂的改性研究 |
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| 引用本文： | 沈孟锋,李凝,付憧津,卢娜,王俊芳. 锂离子电池正极材料磷酸铁锂的改性研究[J]. 电源技术, 2011, 35(10): 1299-1301,1312 |
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| 作者姓名： | 沈孟锋 李凝 付憧津 卢娜 王俊芳 |
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| 作者单位： | 浙江师范大学工学院,浙江金华,321004 |
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| 基金项目： | 浙江省新苗人才计划资助(2010R404035) |
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| 摘 要： | 磷酸铁锂(LiFePO4)作为新兴的一种Li+动力电池正极材料,具有安全性好、价格低廉、循环性能好、结构稳定等其他锂离子材料无可比拟的优点,是现代商业化锂离子电池首选的正极活性材料.综述了LiFePO4正极材料的充放电机理及提高LiFePO4电化学性能的改性现状:表面包覆、掺杂金属离子及纳米颗粒改性.最后指出利用纳米粒...
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| 关 键 词： | 锂离子电池 磷酸铁锂 改性 电化学性能 |
Modification of lithium iron phosphate of lithium-ion battery cathode material |
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| SHEN Meng-feng,LI Ning,FU Chong-jin,LU Na,WANG Jun-fang. Modification of lithium iron phosphate of lithium-ion battery cathode material[J]. Chinese Journal of Power Sources, 2011, 35(10): 1299-1301,1312 |
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| Authors: | SHEN Meng-feng LI Ning FU Chong-jin LU Na WANG Jun-fang |
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| Affiliation: | SHEN Meng-feng,LI Ning,FU Chong-jin,LU Na,WANG Jun-fang (College of Engineering,Zhejiang Normal University,Jinhua Zhejiang 321004,China) |
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| Abstract: | Lithium iron phosphate(LiFePO4) is a new cathode material for Li+ battery with a better safety,lower cost, better cycle performance,and structural stability advantages than that of other lithium-ion materials,which is a choice of an active cathode material in modern commercial lithium-ion battery firstly.The charge and discharge mechanism of LiFePO4 cathode material was reviewed in this text,and the modification including surface coat, doping metal ions and nanoparticles to improve the electrochemical perfo... |
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| Keywords: | lithium-ion battery LiFePO4 modification electrochemical performance |
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