研究了一种简单新颖的制备Al2O3纳米线薄膜的电化学方法.以阳极氧化法在高纯铝片表面制备多孔阳极氧化铝的工艺为基础,在草酸电解液中通过一次阳极氧化过程,将阳极氧化铝孔壁溶解形成Al2O3纳米线,均匀覆盖在阳极氧化铝有序孔道的上方,得到一种特殊结构的纳米线薄膜.使用扫描电镜、高分辨透射电镜和X-射线能谱仪对纳米线的形貌、结构及成分进行了表征分析.并结合扫描电镜对不同反应时间长度的产物形貌来观察纳米线的生成过程.探讨了Al2O3纳米线薄膜的生成机理.
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