以锐钛矿型纳米TiO2粉体为前驱体,KOH溶液为水热介质,采用水热法成功地制备出TiO2纳米管.研究了水热条件及后处理过程对TiO2纳米管形貌、晶型结构的影响,并对TiO2纳米管的形成机理进行了初步探讨.结果表明,经140℃水处理24h、酸洗干燥、400℃恒温煅烧2h后,可得到多层中空、两端开口的锐钛矿型TiO2纳米管.
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