| 球形LiFePO4材料碳包覆的研究 |
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| 引用本文： | 田地,单忠强,王国增,田建华.球形LiFePO4材料碳包覆的研究[J].功能材料,2009,40(7). |
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| 作者姓名： | 田地 单忠强 王国增 田建华 |
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| 作者单位： | 天津大学化工学院应用化学系,天津,300072 |
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| 基金项目： | 国家重点基础研究发展计划(973计划)资助项目(2002CB211800) |
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| 摘 要： | 主要研究了采用不同碳源和掺碳量包覆对液相共沉淀-碳热还原法制备的球形LiFePO4材料性能的影响.结果表明,采用过量5%葡萄糖作碳源制备的材料在0.1C下,首次放电比容量达到了154.6mAh/g,并且循环性能良好.
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| 关 键 词： | 磷酸铁锂 球形 碳包覆 碳源 |
Study on coating spherical LiFePO_4 materials with carbon |
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| TIAN Di
,
SHAN Zhong-qiang
,
WANG Guo-zeng
,
TIAN Jian-hua.Study on coating spherical LiFePO_4 materials with carbon[J].Journal of Functional Materials,2009,40(7). |
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| Authors: | TIAN Di SHAN Zhong-qiang WANG Guo-zeng TIAN Jian-hua |
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| Affiliation: | Department of Applied Chemistry;School of Chemical Engineering &Technology;Tianjin University;Tianjin 300072;China |
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| Abstract: | The researched the modification by coating spherical LiFePO4 materials prepared by co-deposited-carbonthermal reduction with different carbon sources and mixing accounts.The result indicated that the sample coated with 5% excess glucose has the most optimized electrochemical properties with a discharge capacity of 154.6mAh/g under a current density of 0.1C and good cycle performance. |
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| Keywords: | lithium iron phosphate spherical carbon coating carbon sources |
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