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Journal of Materials
Volume 2013, Article ID 703985, 7 pages
http://dx.doi.org/10.1155/2013/703985
Research Article

High-Efficiency Photochemical Water Splitting of CdZnS/CdZnSe Nanostructures

Department of Chemistry, National Taiwan University, 1, Section 4, Roosevelt Road, Taipei 106, Taiwan

Received 19 December 2012; Accepted 5 February 2013

Academic Editor: Alfonso Castiñeiras

Copyright © 2013 Chen-I Wang 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. M. Gratzel, “Photoelectrochemical cells,” Nature, vol. 414, pp. 338–344, 2001. View at Publisher · View at Google Scholar
  2. L. Schlapbach and A. Zuttel, “Hydrogen-storage materials for mobile applications,” Nature, vol. 414, pp. 353–358, 2001. View at Publisher · View at Google Scholar
  3. K. Maeda and K. Domen, “Photocatalytic water splitting: recent progress and future challenges,” Journal of Physical Chemistry Letters, vol. 1, no. 18, pp. 2655–2661, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. P. V. Kamat, “Manipulation of charge transfer across semiconductor interface. A criterion that cannot be ignored in photocatalyst design,” The Journal of Physical Chemistry Letters, vol. 3, no. 5, pp. 663–672, 2012. View at Publisher · View at Google Scholar
  5. Y. Xu and M. A. A. Schoonen, “The absolute energy positions of conduction and valence bands of selected semiconducting minerals,” American Mineralogist, vol. 85, no. 3-4, pp. 543–556, 2000. View at Google Scholar · View at Scopus
  6. J. H. Park, S. Kim, and A. J. Bard, “Novel carbon-doped TiO2 nanotube arrays with high aspect ratios for efficient solar water splitting,” Nano Letters, vol. 6, no. 1, pp. 24–28, 2006. View at Publisher · View at Google Scholar · View at Scopus
  7. A. Wolcott, W. A. Smith, T. R. Kuykendall, Y. Zhao, and J. Z. Zhang, “Photoelectrochemical water splitting using dense and aligned TiO2 nanorod arrays,” Small, vol. 5, no. 1, pp. 104–111, 2009. View at Publisher · View at Google Scholar · View at Scopus
  8. M. Kitano, M. Matsuoka, M. Ueshima, and M. Anpo, “Recent developments in titanium oxide-based photocatalysts,” Applied Catalysis A: General, vol. 325, no. 1, pp. 1–14, 2007. View at Publisher · View at Google Scholar · View at Scopus
  9. O. Khaselev and J. A. Turner, “A monolithic photovoltaic-photoelectrochemical device for hydrogen production via water splitting,” Science, vol. 280, no. 5362, pp. 425–427, 1998. View at Publisher · View at Google Scholar · View at Scopus
  10. H. M. Chen, C. K. Chen, Y. C. Chang et al., “Quantum dot monolayer sensitized ZnO nanowire-array photoelectrodes: true efficiency for water splitting,” Angewandte Chemie—International Edition, vol. 49, no. 34, pp. 5966–5969, 2010. View at Publisher · View at Google Scholar · View at Scopus
  11. C. F. Chi, Y. L. Lee, and H. S. Weng, “A CdS-modified TiO2 nanocrystalline photoanode for efficient hydrogen generation by visible light,” Nanotechnology, vol. 19, no. 12, Article ID 125704, 2008. View at Publisher · View at Google Scholar · View at Scopus
  12. L. M. Peter, D. J. Riley, E. J. Tull, and K. G. U. Wijayantha, “Photosensitization of nanocrystalline TiO2 by self-assembled layers of CdS quantum dots,” Chemical Communications, no. 10, pp. 1030–1031, 2002. View at Google Scholar · View at Scopus
  13. I. Robel, V. Subramanian, M. Kuno, and P. V. Kamat, “Quantum dot solar cells. Harvesting light energy with CdSe nanocrystals molecularly linked to mesoscopic TiO2 films,” Journal of the American Chemical Society, vol. 128, no. 7, pp. 2385–2393, 2006. View at Publisher · View at Google Scholar · View at Scopus
  14. G. Wang, X. Yang, F. Qian, J. Z. Zhang, and Y. Li, “Double-sided CdS and CdSe quantum dot co-sensitized ZnO nanowire arrays for photoelectrochemical hydrogen generation,” Nano Letters, vol. 10, no. 3, pp. 1088–1092, 2010. View at Publisher · View at Google Scholar · View at Scopus
  15. Y. L. Lee, C. F. Chi, and S. Y. Liau, “CdS/CdSe co-sensitized TiO2 photoelectrode for efficient hydrogen generation in a photoelectrochemical cell,” Chemistry of Materials, vol. 22, no. 3, pp. 922–927, 2010. View at Publisher · View at Google Scholar · View at Scopus
  16. J. Hensel, G. Wang, Y. Li, and J. Z. Zhang, “Synergistic effect of CdSe quantum dot sensitization and nitrogen doping of TiO2 nanostructures for photoelectrochemical solar hydrogen generation,” Nano Letters, vol. 10, no. 2, pp. 478–483, 2010. View at Publisher · View at Google Scholar · View at Scopus
  17. N. Chouhan, C. L. Yeh, S. F. Hu et al., “Array of CdSe QD-sensitized ZnO nanorods serves as photoanode for water splitting,” Journal of the Electrochemical Society, vol. 157, no. 10, pp. B1430–B1433, 2010. View at Publisher · View at Google Scholar · View at Scopus
  18. L. Amirav and A. P. Alivisatos, “Photocatalytic hydrogen production with tunable nanorod heterostructures,” Journal of Physical Chemistry Letters, vol. 1, no. 7, pp. 1051–1054, 2010. View at Publisher · View at Google Scholar · View at Scopus
  19. A. J. Nozik, “Quantum dot solar cells,” Physica E, vol. 14, pp. 115–120, 2002. View at Publisher · View at Google Scholar
  20. B. A. Gregga and M. C. Hanna, “Comparing organic to inorganic photovoltaic cells: theory, experiment, and simulation,” Journal of Applied Physics, vol. 93, pp. 3605–3614, 2003. View at Publisher · View at Google Scholar
  21. Z. Yang, C. Y. Chen, C. W. Liu, and H. T. Chang, “Electrocatalytic sulfur electrodes for CdS/CdSe quantum dot-sensitized solar cells,” Chemical Communications, vol. 46, no. 30, pp. 5485–5487, 2010. View at Publisher · View at Google Scholar · View at Scopus
  22. G. Y. Lan, Z. Yang, Y. W. Lin, Z. H. G. Lin, H. Y. Liao, and H. T. Chang, “A simple strategy for improving the energy conversion of multilayered CdTe quantum dot-sensitized solar cells,” Journal of Materials Chemistry, vol. 19, no. 16, pp. 2349–2355, 2009. View at Publisher · View at Google Scholar · View at Scopus
  23. Y. L. Lee and Y. S. Lo, “Highly efficient quantum-dot-sensitized solar cell based on co-sensitization of CdS/CdSe,” Advanced Functional Materials, vol. 19, no. 4, pp. 604–609, 2009. View at Publisher · View at Google Scholar · View at Scopus
  24. N. N. Rao and S. Dube, “Photoelectrochemical generation of hydrogen using organic pollutants in water as sacrificial electron donors,” International Journal of Hydrogen Energy, vol. 21, no. 2, pp. 95–98, 1996. View at Publisher · View at Google Scholar · View at Scopus
  25. A. Thibert, F. Andrew Frame, E. Busby, M. A. Holmes, F. E. Osterloh, and D. S. Larsen, “Sequestering high-energy electrons to facilitate photocatalytic hydrogen generation in CdSe/CdS nanocrystals,” The Journal of Physical Chemistry Letters, vol. 2, no. 21, pp. 2688–2694, 2011. View at Publisher · View at Google Scholar
  26. X. B. Chen, S. H. Shen, L. J. Guo, and S. S. Mao, “Semiconductor-based photocatalytic hydrogen generation,” Chemical Reviews, vol. 110, no. 11, pp. 6503–6570, 2010. View at Publisher · View at Google Scholar
  27. G. K. Mor, K. Shankar, M. Paulose, O. K. Varghese, and C. A. Grimes, “Enhanced photocleavage of water using titania nanotube arrays,” Nano Letters, vol. 5, no. 1, pp. 191–195, 2005. View at Publisher · View at Google Scholar · View at Scopus
  28. Y. Chiba, A. Islam, Y. Watanabe, R. Komiya, N. Koide, and L. Han, “Dye-sensitized solar cells with conversion efficiency of 11.1%,” Japanese Journal of Applied Physics, vol. 45, no. 24–28, pp. L638–L640, 2006. View at Publisher · View at Google Scholar · View at Scopus