| 无水溶胶凝胶法制备LiFe1-xCoxPO4/C正极材料及其性能研究 |
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| 引用本文： | 朱贵华,吴晓霞.无水溶胶凝胶法制备LiFe1-xCoxPO4/C正极材料及其性能研究[J].保山学院学报,2011(5):24-26. |
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| 作者姓名： | 朱贵华 吴晓霞 |
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| 作者单位： | 南京晓庄学院生物化工与环境工程学院 |
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| 摘 要： | 在无水溶胶凝胶法基础上,以Fe3+盐为铁源,添加聚乙二醇-400作为表面活性剂,制备了掺杂钴的LiFePO4/C正极材料(LiFe1-xCoxPO4/C,x=0,0.05,0.1)。并通过XRD、SEM、恒流充放电等方法研究了不同钴掺杂量对LiFePO4/C结构、形貌和电化学性能的影响。
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| 关 键 词： | 溶胶-凝胶法 钴掺杂 正极材料 电化学性能 |
Study on Cathode Material LiFe1-xCoxPO4/C Synthesized by Non-aqueous Sol-gel method and Its Performance |
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| ZHU Gui-hua WU Xiao-xia.Study on Cathode Material LiFe1-xCoxPO4/C Synthesized by Non-aqueous Sol-gel method and Its Performance[J].Journal of Baoshan Teachers College,2011(5):24-26. |
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| Authors: | ZHU Gui-hua WU Xiao-xia |
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| Institution: | (School of Biochemical and Environmental Engineering, Nanjing Xiaozhuang University,Nanjing,Jiangsu 211171,China) |
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| Abstract: | LiFe1-xCoxPO4/C(x=0,0.05,0.1),cathode material was synthesized for Li-ion batteries by sol-gel method with Fe(III) salt as Fe source and with PEG-400 as assistant.The effect of different amount of Co on the crystal structure,morphology and electrochemical performance of the samples were studied by XRD,SEM and galvanostatic charge-discharge methods.The characterization of to structure and performance of LiFePO4/C. |
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| Keywords: | sol-gel method cathode materials doping Co electrochemical performance |
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