运用沉淀转化法制备Ni(OH)2超微粉末,并通过热处理得到纳米NiO.利用TEM,TG,XRD,循环伏安和恒流充放电测试对样品进行了分析和表征.结果表明,实验制备的NiO粒径为10nm左右, 在-0.05～0.35V(vs SCE)的电位范围内表现出典型的法拉第赝电容行为, 在电流密度为2mA*cm-2时, 其比容达到243F·g-1.
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