采用水热法,以KMnO4和MnSO4为前驱物,使用十六烷基三甲基溴化胺(CTAB)、聚乙二醇(PEG)等表面活性剂,通过对反应物比例、温度、反应时间及表面活性剂等条件的调控,分别合成了γ-MnOOH、α-MnO2超长纳米线及亚微米/纳米棒.分别采用X射线衍射分析(XRD)、扫描电子显微镜(SEM)对产物结构及形貌进行了表征.结果表明,MnOOH为γ相,改变条件可分别得到直径约100 nm的超长纳米线和直径约为200 nm的亚微米/纳米棒;不同条件所得MnO2均为α相、分别为直径约100 nm,长度超过20μm纳米线和直径小于100 nm的放射状棒束.
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