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Electrochemical study on the TiO2 porous electrodes for metal-free dye-sensitized solar cells

  • D. W. Zhang
  • , S. Chen
  • , X. D. Li
  • , Z. A. Wang
  • , J. H. Shi
  • , Z. Sun
  • , X. J. Yin
  • , S. M. Huang
  • East China Normal University
  • Singapore Polytechnic

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Nanocrystalline TiO2 porous electrodes were prepared by screen-printing method in order to efficiently control the fabrication process. TiO2 viscous pastes were prepared from commercial TiO2 nano powder using ethyl cellulose as a porosity controlling agent. A metal-free organic dye (indoline dye D102) was used as a sensitizer. TiO2 porous electrodes with different thicknesses were investigated. The optical and physical properties of the TiO2 films, dye adsorption behavior and performance of dye-sensitized solar cells (DSCs) were investigated systemically. The electronic and ionic processes in DSCs were analysized and discussed by electrochemical impedance spectroscopy (EIS). High conversion efficiencies over 8.00 % under illumination of simulated AM1.5 sunlight (60mW/cm2) were achieved.

源语言英语
主期刊名Photonics and Optoelectronics Meetings (POEM) 2009 - Solar Cells, Solid State Lighting, and Information Display Technologies
DOI
出版状态已出版 - 2009
已对外发布
活动Photonics and Optoelectronics Meetings (POEM) 2009 - Solar Cells, Solid State Lighting, and Information Display Technologies - Wuhan, 中国
期限: 8 8月 200910 8月 2009

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
7518
ISSN(印刷版)0277-786X

会议

会议Photonics and Optoelectronics Meetings (POEM) 2009 - Solar Cells, Solid State Lighting, and Information Display Technologies
国家/地区中国
Wuhan
时期8/08/0910/08/09

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