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本研究为纳米TiO2的负载提供了一条新的途径.采用液相沉积法,将阳极氧化铝(AAO)模板浸入(NH4)2TiF6处理液中而制备了高度有序、均一的TiO2纳米棒阵列薄膜.采用场发射扫描电子显微镜(FE-SEM)、透射电子显微镜(TEM)、X射线衍射(XRD)等手段对样品进行了表征.结果表明,薄膜是由直径约60nm的TiO2纳米棒阵列组成的.未经过热处理的TiO2薄膜的晶体结构是非晶态的,在400℃的空气中焙烧2h转变为锐钛矿相TiO2.

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