采用化学沉淀法制备了覆Co(Ⅱ)-Ni/Al(OH)x电极材料,并用XRD、SEM和粒度分布仪研究了材料的晶体结构、表观形貌和粒度分布,以恒流充放电实验测试了以其为正极活性物质组装的MH/Ni试验电池的充放电性能.结果表明:覆Co(Ⅱ)-Ni/Al(OH)x样品具有α-Ni(OH)2型晶体结构,采用覆Co(Ⅱ)-Ni/Al(OH)x电极材料制备的MH/Ni试验电池的最高放电比容量为424.53 mAh/g,600次循环后的放电比容量(395.24 mAh/g)仍为其最高放电比容量的93.1%.
作 者：谢德梅 周震涛 XIE De-mei ZHOU Zhen-tao 
作者单位：华南理工大学材料科学与工程学院,广东,广州,510640
刊 名：电池  ISTIC PKU
英文刊名：BATTERY BIMONTHLY
年，卷(期)：2007 37(2)
分类号：TM912.2
关键词：覆Co(Ⅱ)-Ni/Al(OH)x   放电比容量   MH/Ni电池   充放电性能 
机标分类号：TM9 TM2
机标关键词：晶体结构电化学性能放电比容量粒度分布仪电极材料制备正极活性物质恒流充放电充放电性能试验实验测试化学沉淀电池表观形貌组装样品循环法制
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