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研究论文

氮掺杂TiO_2纳米管阵列的制备及其可见光光电催化活性研究

  • 庄惠芳 ,
  • 赖跃坤 ,
  • 李静 ,
  • 孙岚 ,
  • 林昌健
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  • 固体表面物理化学国家重点实验室厦门大学化学系,固体表面物理化学国家重点实验室厦门大学化学系,固体表面物理化学国家重点实验室厦门大学化学系,固体表面物理化学国家重点实验室厦门大学化学系,固体表面物理化学国家重点实验室厦门大学化学系 福建厦门361005,福建厦门361005,福建厦门361005,福建厦门361005,福建厦门361005

收稿日期: 2007-08-28

  修回日期: 2007-08-28

  网络出版日期: 2007-08-28

Fabrication and Charaterization of Nitrogen-Doped TiO_2 Nanotube Array and Its Visible Light Activity

  • ZHUANG Hui-fang ,
  • LAI Yue-kun ,
  • LI Jing ,
  • SUN Lan ,
  • LIN Chang-jian
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  • (State Key Laboratory of Physical Chemistry of Solid Surfaces,Department of Chemistry,Xiamen University,Xiamen 361005,Fujian,China

Received date: 2007-08-28

  Revised date: 2007-08-28

  Online published: 2007-08-28

摘要

联用电化学阳极氧化和湿化学法制备氮掺杂的TiO2纳米管阵列膜.应用SEM、XPS、DRS分析、表征,并研究该膜层的形貌、组成和光学性质以及在卤钨灯照射下降解甲基橙水溶液的光电催化活性.结果表明:氮以取代掺杂的形式进入TiO2晶格,掺氮的TiO2纳米管阵列在可见光区有较强的吸收,其光电催化性能优于纯的TiO2纳米管阵列膜.

本文引用格式

庄惠芳 , 赖跃坤 , 李静 , 孙岚 , 林昌健 . 氮掺杂TiO_2纳米管阵列的制备及其可见光光电催化活性研究[J]. 电化学, 2007 , 13(3) : 284 -287 . DOI: 10.61558/2993-074X.1823

Abstract

Nitrogen-doped TiO2 nanotube array was fabricated by an electrochemical anodic oxidation followed a wet process.XPS result indicates that the nitrogen atoms were doped into lattice of TiO2 nanotubes.The UV-Vis spectra show that the photoabsorption of N-doped TiO2 nanotube array film is enhanced in the visible light region.Compared with the TiO2 nanotube array film,the N-doped TiO2 nanotubes exhibite a higher photocatalytic activity which is evaluated by the decomposition rate of methyl orange using the tungsten-halogen lamp as light source.

参考文献

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