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International Journal of Photoenergy
Volume 2009, Article ID 517609, 8 pages
http://dx.doi.org/10.1155/2009/517609
Research Article

Study of Dye-Sensitized Solar Cells by Scanning Electron Micrograph Observation and Thickness Optimization of Porous Electrodes

1Department of Electrical Engineering and Computer Sciences, Graduate School of Engineering, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2280, Japan
2Laboratoire de Photonique et Interfaces, Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), Station 6, CH-1015 Lausanne, Switzerland
3New Business Research Center, JGC Catalysts and Chemicals Ltd., 13-2 Kitaminato-Machi, Wakamatsu-Ku, Kitakyuushu, Fukuoka 808-0027, Japan

Received 13 April 2009; Accepted 12 May 2009

Academic Editor: Mohamed Abdel-Mottaleb

Copyright © 2009 Seigo Ito et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. B. O'Regan and M. Grätzel, “A low-cost, high-efficiency solar cell based on dye-sensitized colloidal TiO2 films,” Nature, vol. 353, no. 6346, pp. 737–740, 1991. View at Google Scholar
  2. M. Grätzel, “Photoelectrochemical cells,” Nature, vol. 414, no. 6861, pp. 338–344, 2001. View at Publisher · View at Google Scholar
  3. Y. Bai, Y. Cao, J. Zhang et al., “High-performance dye-sensitized solar cells based on solvent-free electrolytes produced from eutectic melts,” Nature Materials, vol. 7, no. 8, pp. 626–630, 2008. View at Publisher · View at Google Scholar
  4. S. Ito, S. M. Zakeeruddin, P. Comte, P. Liska, D. Kuang, and M. Grätzel, “Bifacial dye-sensitized solar cells based on an ionic liquid electrolyte,” Nature Photonics, vol. 2, no. 11, pp. 693–698, 2008. View at Publisher · View at Google Scholar
  5. B. Wenger, M. Grätzel, and J.-E. Moser, “Rationale for kinetic heterogeneity of ultrafast light-induced electron transfer from Ru(II) complex sensitizers to nanocrystalline TiO2,” Journal of the American Chemical Society, vol. 127, no. 35, pp. 12150–12151, 2005. View at Publisher · View at Google Scholar
  6. S. A. Haque, Y. Tachibana, D. R. Klug, and J. R. Durrant, “Charge recombination kinetics in dye-sensitized nanocrystalline titanium dioxide films under externally applied bias,” Journal of Physical Chemistry B, vol. 102, no. 10, pp. 1745–1749, 1998. View at Google Scholar
  7. J. Bisquert, A. Zaban, M. Greenshtein, and I. Mora-Seró, “Determination of rate constants for charge transfer and the distribution of semiconductor and electrolyte electronic energy levels in dye-sensitized solar cells by open-circuit photovoltage decay method,” Journal of the American Chemical Society, vol. 126, no. 41, pp. 13550–13559, 2004. View at Publisher · View at Google Scholar
  8. S. Ito, P. Liska, P. Comte et al., “Control of dark current in photoelectrochemical (TiO2/I--I3?-) and dye-sensitized solar cells,” Chemical Communications, no. 34, pp. 4351–4353, 2005. View at Publisher · View at Google Scholar
  9. S. Ito, T. N. Murakami, P. Comte et al., “Fabrication of thin film dye sensitized solar cells with solar to electric power conversion efficiency over 10%,” Thin Solid Films, vol. 516, no. 14, pp. 4613–4619, 2008. View at Publisher · View at Google Scholar
  10. S. Ito, N.-L. C. Ha, G. Rothenberger et al., “High-efficiency (7.2%) flexible dye-sensitized solar cells with Ti-metal substrate for nanocrystalline-TiO2 photoanode,” Chemical Communications, no. 38, pp. 4004–4006, 2006. View at Publisher · View at Google Scholar
  11. S. D. Burnside, V. Shklover, C. Barbé et al., “Self-organization of TiO2 nanoparticles in thin films,” Chemistry of Materials, vol. 10, no. 9, pp. 2419–2425, 1998. View at Google Scholar
  12. Md. K. Nazeeruddin, S. M. Zakeeruddin, R. Humphry-Baker et al., “Acid-base equilibria of (2,2'-bipyridyl-4,4'-dicarboxylic acid)ruthenium(II) complexes and the effect of protonation on charge-transfer sensitization of nanocrystalline titania,” Inorganic Chemistry, vol. 38, no. 26, pp. 6298–6305, 1999. View at Google Scholar
  13. P. Wang, S. M. Zakeeruddin, J. E. Moser, Md. K. Nazeeruddin, T. Sekiguchi, and M. Grätzel, “A stable quasi-solid-state dye-sensitized solar cell with an amphiphilic ruthenium sensitizer and polymer gel electrolyte,” Nature Materials, vol. 2, no. 6, pp. 402–407, 2003. View at Publisher · View at Google Scholar
  14. D. Kuang, S. Ito, B. Wenger et al., “High molar extinction coefficient heteroleptic ruthenium complexes for thin film dye-sensitized solar cells,” Journal of the American Chemical Society, vol. 128, no. 12, pp. 4146–4154, 2006. View at Publisher · View at Google Scholar
  15. T. Horiuchi, H. Miura, K. Sumioka, and S. Uchida, “High efficiency of dye-sensitized solar cells based on metal-free indoline dyes,” Journal of the American Chemical Society, vol. 126, no. 39, pp. 12218–12219, 2004. View at Publisher · View at Google Scholar
  16. S. Ito, S. M. Zakeeruddin, R. Humphry-Baker et al., “High-efficiency organic-dye-sensitized solar cells controlled by nanocrystalline-TiO2 electrode thickness,” Advanced Materials, vol. 18, no. 9, pp. 1202–1205, 2006. View at Publisher · View at Google Scholar
  17. S. Ito, Md. K. Nazeeruddin, P. Liska et al., “Photovoltaic characterization of dye-sensitized solar cells: effect of device masking on conversion efficiency,” Progress in Photovoltaics, vol. 14, no. 7, pp. 589–601, 2006. View at Publisher · View at Google Scholar
  18. S. Ito, H. Matsui, K.-I. Okada et al., “Calibration of solar simulator for evaluation of dye-sensitized solar cells,” Solar Energy Materials and Solar Cells, vol. 82, no. 3, pp. 421–429, 2004. View at Publisher · View at Google Scholar