采用液相化学还原法,在1,2-丙二醇体系中,分别使用吐温-80(Tween-80)、聚乙二醇-6000(PEG-6000)和十二烷基硫酸钠(SDS)与聚乙二醇-6000(PEG-6000)的混合物作为修饰剂,利用1,2-丙二醇还原相同母体醋酸镍,制备形貌分别为海绵体、纤维状、雪花状的多晶纳米镍;在水体系中,使用SDS为修饰剂,利用水合肼还原相同母体醋酸镍,制备球形多晶纳米镍.通过X射线衍射(XRD)、透射电子显微镜(TEM)、选区电子衍射(SAED)对纳米镍进行表征.利用傅立叶红外(FTIR)分析初步解释不同形貌纳米镍的形成机理.
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