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Issue:
Preparation of Trititanate Nanotube and TEM Observation
Author(s):
HUANG Cong
,
ZHANG Kai-Jian
,
DANG Zhi
,
Li Xin-Jun
Pages:
547
-
552
Year:
2006
Issue:
3
Journal:
JOURNAL OF INORGANIC MATERIALS
Keyword:
钛酸纳米管
;
制备
;
TEM表征
;
Abstract:
采用水热合成法以金红石型纳米TiO2粉为原料制备钛酸纳米管,考察了搅拌、酸洗及焙烧温度对纳米管的形成和结构的影响,并通过TEM观察了产物的形貌、结构.结果显示:持续搅拌能促进原料粉末的定向生长,有利于形成钛酸纳米片;酸洗是纳米管的形成阶段;300℃是纳米管转变为长棒状晶柱的临界温度.实验表明以优化的水热合成法制得的纳米管形貌均一,长度超过1μm,钛酸纳米管长径比为125:1.
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