Research on Preparation of Nanocrystalline Titanium Oxide Film and its Super-Hydrophilic Property

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Sol-Gel Coating was used to prepare nanocrystalline titanium oxide film, with which some metal ions were mixed up. In the end, XRD and SEM were used to analyze the composition and the property of the morphology, and then ultraviolet light was used to test the super-hydrophilic property. The results show that the photocatalytic property of the metal ion-doped films is stronger than that of the non-doped TiO2 films, but weaker than the metal ion-doped SiO2/TiO2 films. For the doping 0.05% TiO2 films, the Ce-doped titanium dioxide on the degradation of methyl orange is the slowest. After calcined at 500°C for 2 hours, rutile and anatase crystals are mixtured; Grain size of the films is in 42.5-85.7 nm.

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396-399

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August 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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