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Photocatalytic H 2 evolution under visible-light irradiation on modified TiO 2 catalysts

  • Xi'an Shiyou University
  • Xi'an Jiaotong University

科研成果: 书/报告/会议事项章节会议稿件同行评审

3 引用 (Scopus)

摘要

This TiO 2 catalyst is modified by two means of doping and dye-sensitization to decompose the water into hydrogen under visible light irradiation in this paper. By exploring the mechanisms of the modification with two ways, it is found that the modification can make TiO 2 semiconductor with only UV photocatalytic activity become a catalyst with the visible-light activity. The experiments demonstrate that quantum efficiency and energy conversion efficiency of the doped catalyst is respectively 1.5% and 0.5%, and that of the sensitized catalyst is respectively 2.13% and 0.89%. By comparison the doped TiO 2 catalysts have better prospect in the application because of the instability of the sensitized catalyst.

源语言英语
主期刊名Renewable and Sustainable Energy II
1426-1431
页数6
DOI
出版状态已出版 - 2012
活动1st International Conference on Energy and Environmental Protection, ICEEP 2012 - Hohhot, 中国
期限: 23 6月 201224 6月 2012

丛书

姓名Advanced Materials Research
512-515
ISSN(印刷版)1022-6680

会议

会议1st International Conference on Energy and Environmental Protection, ICEEP 2012
国家/地区中国
Hohhot
时期23/06/1224/06/12

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