| 新型氢氧化镍正极材料的制备和表征 |
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| 引用本文： | 陈飞彪,蒋文全,安伟峰,吴伯荣. 新型氢氧化镍正极材料的制备和表征[J]. 分析科学学报, 2009, 25(2) |
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| 作者姓名： | 陈飞彪 蒋文全 安伟峰 吴伯荣 |
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| 作者单位： | 1. 北京有色金属研究总院,北京,100088
2. 北京理工大学,北京,100081 |
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| 摘 要： | 选取Co、Zn、Ca、Mg、Cu等元素与Ni元素按照一定的化学计量比"合金化",实行修饰或掺杂,制备出新型氢氧化镍(New Type Nickel Hyclroxide,NTNH).利用X射线衍射、扫描电镜和恒电流充放电技术测试其相结构、表面微观形貌和充放电性能.研究结果表明:和商业产品相比,新型氢氧化镍具有良好的高温大电流充放电性能和循环稳定性.实现多种元素共沉积,利用元素之间的协同效应,是改善氢氧化镍正极材料高温大电流充放电性能的一条有效途径.
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| 关 键 词： | 氢氧化镍 高温性能 大电流充放电 |
Preparation and Characterization of New Type Nickel Hydroxide Cathode Material |
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| CHEN Fei-biao,JIANG Wen-quan,AN Wei-feng,WU Bo-rong. Preparation and Characterization of New Type Nickel Hydroxide Cathode Material[J]. Journal of Analytical Science, 2009, 25(2) |
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| Authors: | CHEN Fei-biao JIANG Wen-quan AN Wei-feng WU Bo-rong |
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| Affiliation: | 1.General Research Institute for Non-Ferrous Metals;Beijing 100088;2.Beijing Institute of Technology;Beijing 100081 |
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| Abstract: | A new style nickel hydroxide material was prepared by chemical precipitation of cobalt,zinc,calcium,magnesium,copper and nickel elements followed by decoration or doping.The phase structure,surface microstructures and charge-discharge properties were analyzed using X-ray diffraction,scanning electron microscopy and galvanostatic charge-discharge cycling technology.The results showed that new type nickel hydroxide had good better current charge-discharge performances and cycle stability at high temperature c... |
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| Keywords: | Nickel hydroxide High-temperature performance High current charge-discharge |
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