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研究论文

后处理对TiO_2纳米晶膜电极光电性能的改善(英文)

  • 任焱杰 ,
  • 张莉 ,
  • 蔡生民
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  • 北京大学化学与分子工程学院,北京大学化学与分子工程学院,北京大学化学与分子工程学院 北京100871 ,北京100871 ,北京100871

收稿日期: 2002-02-28

  修回日期: 2002-02-28

  网络出版日期: 2002-02-28

Photocurrent Enhancement by TiCl_4 Post_Treatment for TiO_2 Nanoporous Film Electrode

  • REN Yan_jie ,
  • ZHANG Li ,
  • CAI Sheng_min 
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  • (College of Chemistry and Molecular Engineering,Peking University,Beijing 100871,China

Received date: 2002-02-28

  Revised date: 2002-02-28

  Online published: 2002-02-28

摘要

利用TiCl4 水溶液处理TiO2 纳米晶膜电极 ,可以提高光电流 ,改善电极的光电转换性能 .对未经处理和处理后电极的比表面、孔分布 ,以及瞬态光电流分析表明 ,后处理改善了电荷在电极中的传输 ,从而提高了光电流

本文引用格式

任焱杰 , 张莉 , 蔡生民 . 后处理对TiO_2纳米晶膜电极光电性能的改善(英文)[J]. 电化学, 2002 , 8(1) : 5 -8 . DOI: 10.61558/2993-074X.1443

Abstract

Enhanced photocurrent in dye_sensitized photoelectrochemical cell was obtained by post_treating the TiO 2 nanoporous film electrode with TiCl 4. By investigating the effect of the post_treatment on surface area, pore size distribution, laser pulse induced current transient of the film electrode, photocurrent increase by the post_treatment was assigned to the improved electron percolation resulting from broadening of interparticle neck.

参考文献

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