Preparation of Composite Photocatalyst TiO2/Fe2O3 and its Photocatalytic Properties
  
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DOI:doi:10.3969/j.issn.1007-7545.年份.期号.顺序号
KeyWord:TiO_2/Fe_2O_3,Coated photocatalyst,Photocatalytic degradation,Methyl orange
PENG Shao-qin,LI Yue-xiang,JIANG Feng-yi,PAN Yong-hui,KUANG Xiao-jun
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Abstract:
      The composite photocatalyst of Fe_2O_3 coated with TiO_2 has been prepared from Fe_2O_3 and TiCl_4 as precursors by hydrolysis method. Their structures and morphology are characterized by XRD and SEM. Using methyl orange as a model pollutant, the activities of photocatalysts Fe_2O_3, TiO_2 and TiO_2/Fe_2O_3 are compared, and the optimal ratio of Fe_2O_3 to TiO_2 is determined. The reaction mechanism has also been discussed.
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