采用化学共沉积方法,在球形Ni(OH)2表面包覆不同含量的Co(OH)2.用扫描电子显微镜(SEM)和恒电流充放电技术测试其表面微观形貌和充放电性能.研究结果表明:倍率放电性能与包覆Co(OH)2的量有一定的关系,在高倍率放电条件下,包覆层含Co(OH)2量最佳范围为2％ ～ 3.6％,镶嵌Co(OH)2包覆层的球形Ni(OH)2具有良好的放电容量和大电流充放电性能.
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