Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects
碩士 === 元智大學 === 化學工程與材料科學學系 === 95 === Titania photonic crystal films which can prevent photodegradation of dye/TiO2 samples were fabricated using a particle deposition of nano-TiO2 self-assembly method. Different particle sizes of monodispersed TiO2 particles were first prepared using a sol-gel met...
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ndltd-TW-095YZU051590142016-05-23T04:17:53Z http://ndltd.ncl.edu.tw/handle/54665238953705599452 Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects 奈米二氧化鈦光子晶體應用於抑制光觸媒效應之探討 Wei-Wen Dai 戴維文 碩士 元智大學 化學工程與材料科學學系 95 Titania photonic crystal films which can prevent photodegradation of dye/TiO2 samples were fabricated using a particle deposition of nano-TiO2 self-assembly method. Different particle sizes of monodispersed TiO2 particles were first prepared using a sol-gel method. The optimal recipes of the particle synthesis were determined using DOE (design of experiment) and artificial neural network (ANN) methods. The prepared sol-gel TiO2 particles were then deposited on glass substrates in a high relative humidity- controlled environment. Results show that the smaller particle sizes with uniformed distribution were produced in a higher temperature and high water concentration operating condition during the sol-gel processing. Furthermore, the Tio2 photonic crystal films which can protect the TiO2/dye from photodegradation verified by UV exposure tests. The thicker films fabricated using 233 nm particle size were demonstrated as the best device to inhibit the photocatalytic effect on the dye/TiO2 samples. Chau-Kuang Liau 廖朝光 2007 學位論文 ; thesis 118 zh-TW |
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碩士 === 元智大學 === 化學工程與材料科學學系 === 95 === Titania photonic crystal films which can prevent photodegradation of dye/TiO2 samples were fabricated using a particle deposition of nano-TiO2 self-assembly method. Different particle sizes of monodispersed TiO2 particles were first prepared using a sol-gel method. The optimal recipes of the particle synthesis were determined using DOE (design of experiment) and artificial neural network (ANN) methods. The prepared sol-gel TiO2 particles were then deposited on glass substrates in a high relative humidity- controlled environment. Results show that the smaller particle sizes with uniformed distribution were produced in a higher temperature and high water concentration operating condition during the sol-gel processing. Furthermore, the Tio2 photonic crystal films which can protect the TiO2/dye from photodegradation verified by UV exposure tests. The thicker films fabricated using 233 nm particle size were demonstrated as the best device to inhibit the photocatalytic effect on the dye/TiO2 samples.
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author2 |
Chau-Kuang Liau |
author_facet |
Chau-Kuang Liau Wei-Wen Dai 戴維文 |
author |
Wei-Wen Dai 戴維文 |
spellingShingle |
Wei-Wen Dai 戴維文 Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
author_sort |
Wei-Wen Dai |
title |
Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
title_short |
Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
title_full |
Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
title_fullStr |
Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
title_full_unstemmed |
Investigation of nano-TiO2 based photonic crystal Applied on photo-catalytic effects |
title_sort |
investigation of nano-tio2 based photonic crystal applied on photo-catalytic effects |
publishDate |
2007 |
url |
http://ndltd.ncl.edu.tw/handle/54665238953705599452 |
work_keys_str_mv |
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