引用本文:
邵颖, 薛宽宏, 陈巧玲, 何春建, 陶菲菲, 沈伟, 刘传, 冯玉英. TiO2纳米管的光催化作用[J]. 应用化学,
2003, 20(5): 433-436.
Citation: SHAO Ying, XUE Kuan-Hong, CHEN Qiao-Ling, HE Chun-Jian, TAO Fei-Fei, SHEN Wei, LIU Chuan, FENG Yu-Ying. Photocatalytical Degradation over TiO2 Nanotubes[J]. Chinese Journal of Applied Chemistry, 2003, 20(5): 433-436.
Citation: SHAO Ying, XUE Kuan-Hong, CHEN Qiao-Ling, HE Chun-Jian, TAO Fei-Fei, SHEN Wei, LIU Chuan, FENG Yu-Ying. Photocatalytical Degradation over TiO2 Nanotubes[J]. Chinese Journal of Applied Chemistry, 2003, 20(5): 433-436.
TiO2纳米管的光催化作用
English
Photocatalytical Degradation over TiO2 Nanotubes
Abstract:
Anatase TiO2 nanotubes were prepared from tetrabutyl titanate (Ti(OC4H9)4) using porous alumina as a template.The nanotubes exhibited uniform diameter,but rough walls and consisted of small crystals.They manifest high photocatalytic activity in the degradation of sodium dodecyl benzene sulfonate (SDBS) with bubbling air.About 30% SDBS was degraded under 20 min irradiation.UV-vis spectra and the structure identification revealed that the TiO2 nanotubes have greater energy gap,less possibility for the combination of electron-hole pairs,to give stronger redox ability and higher photocatalytic activity than TiO2 film.
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Key words:
- TiO2 nanotube
- / photocatalysis
- / sodium dodecyl benzene sulfonate
- / UV-vis spectra
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