Table of Contents Author Guidelines Submit a Manuscript
Journal of Nanomaterials
Volume 2011, Article ID 296953, 9 pages
http://dx.doi.org/10.1155/2011/296953
Research Article

Enhanced Photocatalytic Activity for Degradation of Methyl Orange over Silica-Titania

1College of Biological and Environmental Engineering, Zhejiang University of Technology, Hangzhou 310014, China
2State Key Laboratory of Pollution Control and Resources Reuse, Nanjing University, Nanjing 210093, China
3State Key Laboratory of Pollution Control and Resources Reuse, Tongji University, Shanghai 200092, China

Received 1 November 2010; Accepted 2 March 2011

Academic Editor: Junping Wang

Copyright © 2011 Yaping Guo 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. T. Peng, A. Hasegawa, J. Qiu, and K. Hirao, “Fabrication of titania tubules with high surface area and well-developed mesostructural walls by surfactant-mediated templating method,” Chemistry of Materials, vol. 15, no. 10, pp. 2011–2016, 2003. View at Publisher · View at Google Scholar · View at Scopus
  2. F. U. Xianzhi, L. A. Clark, Q. Yang, and M. A. Anderson, “Enhanced photocatalytic performance of titania-based binary metal oxides: TiO2/SiO2 and TiO2/ZrO2,” Environmental Science and Technology, vol. 30, no. 2, pp. 647–653, 1996. View at Publisher · View at Google Scholar · View at Scopus
  3. A. A. S. Alfaya, Y. Gushikem, and S. C. De Castro, “Highly dispersed phosphate supported in a binary silica-titania matrix: preparation and characterization,” Chemistry of Materials, vol. 10, no. 3, pp. 909–913, 1998. View at Google Scholar · View at Scopus
  4. K. Y. Jung and S. B. Park, “Anatase-phase titania: preparation by embedding silica and photocatalytic activity for the decomposition of trichloroethylene,” Journal of Photochemistry and Photobiology A, vol. 127, no. 1–3, pp. 117–122, 1999. View at Google Scholar · View at Scopus
  5. D. W. Lee, S. K. Ihm, and K. H. Lee, “Mesostructure control using a titania-coated silica nanosphere framework with extremely high thermal stability,” Chemistry of Materials, vol. 17, no. 17, pp. 4461–4467, 2005. View at Publisher · View at Google Scholar · View at Scopus
  6. R. Mariscal, M. López-Granados, J. L. G. Fierro, J. L. Sotelo, C. Martos, and R. Van Grieken, “Morphology and surface properties of titania-silica hydrophobic xerogels,” Langmuir, vol. 16, no. 24, pp. 9460–9467, 2000. View at Publisher · View at Google Scholar · View at Scopus
  7. N. Hüsing, B. Launay, D. Doshi, and G. Kickelbick, “Mesostructured silica-titania mixed oxide thin films,” Chemistry of Materials, vol. 14, no. 6, pp. 2429–2432, 2002. View at Publisher · View at Google Scholar · View at Scopus
  8. V. Lafond, P. H. Mutin, and A. Vioux, “Control of the texture of titania-silica mixed oxides prepared by nonhydrolytic sol-gel,” Chemistry of Materials, vol. 16, no. 25, pp. 5380–5386, 2004. View at Publisher · View at Google Scholar · View at Scopus
  9. Z. M. El-Bahy, A. A. Ismail, and R. M. Mohamed, “Enhancement of titania by doping rare earth for photodegradation of organic dye (Direct Blue),” Journal of Hazardous Materials, vol. 166, no. 1, pp. 138–143, 2009. View at Publisher · View at Google Scholar · View at Scopus
  10. D. Z. Li, Y. Zheng, X. Z. Fu, and P. Liu, “SO2−/TiO2 catalyst prepared by microwave method and the research of its photocatalytic oxidation activity,” Acta Physico, vol. 17, no. 3, pp. 270–272, 2001. View at Google Scholar · View at Scopus
  11. S. Brunauer, P. H. Emmett, and E. Teller, “Adsorption of gases in multimolecular layers,” Journal of the American Chemical Society, vol. 60, no. 2, pp. 309–319, 1938. View at Google Scholar · View at Scopus
  12. J. C. Yu, J. Yu, W. Ho, Z. Jiang, and L. Zhang, “Effects of F doping on the photocatalytic activity and microstructures of nanocrystalline TiO2 powders,” Chemistry of Materials, vol. 14, no. 9, pp. 3808–3816, 2002. View at Publisher · View at Google Scholar · View at Scopus
  13. J. Lin, Y. Lin, P. Liu, M. J. Meziani, L. F. Allard, and Y. P. Sun, “Hot-fluid annealing for crystalline titanium dioxide nanoparticles in stable suspension,” Journal of the American Chemical Society, vol. 124, no. 38, pp. 11514–11518, 2002. View at Publisher · View at Google Scholar · View at Scopus
  14. S. Iwamoto, S. Iwamoto, M. Inoue, H. Yoshida, T. Tanaka, and K. Kagawa, “XANES and XPS study of silica-modified titanias prepared by the glycothermal method,” Chemistry of Materials, vol. 17, no. 3, pp. 650–655, 2005. View at Publisher · View at Google Scholar · View at Scopus
  15. S. R. Yoganarasimhan and C. N. R. Rao, “Mechanism of crystal structure transformations: III. Factors affecting the anatase-rutile transformation,” Transactions of the Faraday Society, vol. 58, pp. 1579–1589, 1962. View at Google Scholar
  16. A. Duran, C. Serna, V. Fornes, and J. M. Fernandez Navarro, “Structural considerations about SiO2 glasses prepared by sol-gel,” Journal of Non-Crystalline Solids, vol. 82, no. 1–3, pp. 69–77, 1986. View at Google Scholar · View at Scopus
  17. D. C.M. Dutoit, M. Schneider, and A. Baiker, “Titania-silica mixed oxides. I. Influence of sol-gel and drying conditions on structural properties,” Journal of Catalysis, vol. 153, no. 1, pp. 165–176, 1995. View at Publisher · View at Google Scholar
  18. L. J. Zhao, S. S. Yan, B. Z. Tian, J. L. Zhang, and M. Anpo, Materials Letters, vol. 60, pp. 395–399, 2005.
  19. A. Amlouk, L. El Mir, S. Kraiem, and S. Alaya, “Elaboration and characterization of TiO2 nanoparticles incorporated in SiO2 host matrix,” Journal of Physics and Chemistry of Solids, vol. 67, no. 7, pp. 1464–1468, 2006. View at Publisher · View at Google Scholar · View at Scopus
  20. J. Rubio, J. L. Oteo, M. Villegas, and P. Duran, “Characterization and sintering behaviour of submicrometre titanium dioxide spherical particles obtained by gas-phase hydrolysis of titanium tetrabutoxide,” Journal of Materials Science, vol. 32, no. 3, pp. 643–652, 1997. View at Google Scholar · View at Scopus
  21. Z. Zhang, C. C. Wang, R. Zakaria, and J. Y. Ying, “Role of particle size in nanocrystalline TiO2i-based photocatalysts,” Journal of Physical Chemistry B, vol. 102, no. 52, pp. 10871–10878, 1998. View at Google Scholar · View at Scopus
  22. C. Anderson and A. J. Bard, “Improved photocatalytic activity and characterization of mixed TiO2/SiO2 and TiO2/Al2O3 materials,” Journal of Physical Chemistry B, vol. 101, no. 14, pp. 2611–2616, 1997. View at Google Scholar
  23. E. K. Luo, B. S. Zhu, and J. S. Luo, Semiconductor Physics, Electronics Industry Press, Beijing, china, 2003.
  24. M. M. Rahman, K. M. Krishna, T. Soga, T. Jimbo, and M. Umeno, “Optical properties and X-ray photoelectron spectroscopic study of pure and Pb-doped TiO2 thin films,” Journal of Physics and Chemistry of Solids, vol. 60, no. 2, pp. 201–210, 1999. View at Google Scholar · View at Scopus
  25. C. Kormann, D. W. Bahnemann, and M. R. Hoffmann, “Preparation and characterization of quantum-size titanium dioxide,” Journal of physical chemistry, vol. 92, no. 18, pp. 5196–5201, 1988. View at Google Scholar · View at Scopus
  26. J. C. Yu, J. Lin, D. Lo, and S. K. Lam, “Influence of thermal treatment on the adsorption of oxygen and photocatalytic activity of TiO2,” Langmuir, vol. 16, no. 18, pp. 7304–7308, 2000. View at Publisher · View at Google Scholar
  27. Y. T. Kwon, K. Y. Song, W. I. Lee, G. J. Chio, and Y. R. Do, “Photocatalytic behavior of WO3-loaded TiO2 in an oxidation reaction,” Journal of Catalysis, vol. 191, pp. 192–199, 2000. View at Google Scholar
  28. E. Evgenidou, K. Fytianos, and I. Poulios, “Semiconductor-sensitized photodegradation of dichlorvos in water using TiO2 and ZnO as catalysts,” Applied Catalysis B, vol. 59, no. 1-2, pp. 81–89, 2005. View at Publisher · View at Google Scholar · View at Scopus