正极材料α-Ni(OH)_2的研究进展  

The research progress in α-Ni(OH)_2

作　　者：周勤俭[1] 袁庆文[1] 覃事彪[1] 王利君[1] 曾子高[1] 董正强[1] 

机构地区：[1]长沙矿冶研究院湘潭电源材料分部,湖南长沙410012

出　　处：《电池》2003年第2期93-95,共3页Battery Bimonthly

摘　　要：α Ni(OH)2与球形β Ni(OH)2相比,具有电化学容量高、活性物质利用率高、循环可逆性好、可使活性物质中的Ni含量降低约30%等优点,具有环境、经济和社会意义。采用掺杂技术制备出的双氢氧化合物(LDH)具有与α Ni(OH)2相同的结构和特性,并且稳定性好,可作为电极材料使用。综述了国内外近年来LDH的制备方法、结构及性能方面的研究进展。αNi(OH)2 had several advantages including greater specific capacity, higher utilization of active material, better reversibility and decreased the Ni content in active material for about 30% than the spherical βNi(OH)2 It has great significance for environment,economy and society Layer double hydroxide with some elements doping in Ni(OH)2 had the same structure and performance of αNi(OH)2,and could be used as the electrode materials Status of development in preparation methods,structure and electrochemistry of layer double hydroxide(LDH) were reviewed

关 键 词：正极材料 α—Ni(OH)2 电极材料 镍电池 电化学容量 活性物质 

分 类 号：TM910.4[电气工程—电力电子与电力传动]