About this Journal Submit a Manuscript Table of Contents
ISRN Physical Chemistry
Volume 2012 (2012), Article ID 841521, 9 pages
http://dx.doi.org/10.5402/2012/841521
Research Article

Visible Light Photocatalysis with Rare Earth Ion-Doped T i O 𝟐 Nanocomposites

1Department of Physics & Electronics, National University of Lesotho, Roma 180, Lesotho
2Department of Chemistry & Chemical Technology, National University of Lesotho, Roma 180, Lesotho

Received 28 September 2011; Accepted 25 October 2011

Academic Editors: J. M. Farrar and P. L. Gentili

Copyright © 2012 Himanshu Narayan 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. A. L. Linsebigler, G. Lu, and J. T. Yates, “Photocatalysis on TiO2 surfaces: principles, mechanisms, and selected results,” Chemical Reviews, vol. 95, no. 3, pp. 735–758, 1995. View at Scopus
  2. K. Hashimoto, H. Irie, and A. Fujishima, “TiO2 photocatalysis: a historical overview and future prospects,” Japanese Journal of Applied Physics, Part 1, vol. 44, no. 12, pp. 8269–8285, 2005. View at Publisher · View at Google Scholar · View at Scopus
  3. Y. Yao, G. Li, S. Ciston, R. M. Lueptow, and K. A. Gray, “Photoreactive TiO2/carbon nanotube composites: synthesis and reactivity,” Environmental Science and Technology, vol. 42, no. 13, pp. 4952–4957, 2008. View at Publisher · View at Google Scholar · View at Scopus
  4. Z. Li, W. Shen, W. He, and X. Zu, “Effect of Fe-doped TiO2 nanoparticle derived from modified hydrothermal process on the photocatalytic degradation performance on methylene blue,” Journal of Hazardous Materials, vol. 155, no. 3, pp. 590–594, 2008. View at Publisher · View at Google Scholar · View at PubMed · View at Scopus
  5. H. Narayan, H. Alemu, L. Macheli, M. Thakurdesai, and T. K. Gundu Rao, “Synthesis and characterization of Y3+-doped TiO2 nanocomposites for photocatalytic applications,” Nanotechnology, vol. 20, no. 25, Article ID 255601, 8 pages, 2009. View at Publisher · View at Google Scholar · View at PubMed · View at Scopus
  6. H. Narayan and H. M. Alemu, “Titanium dioxide mediated visible light photocatalysis: effects of particle size and doping,” in Advances in Nanotechnology, Z. Bartul and J. Trenor, Eds., vol. 4, chapter 7, pp. 205–219, Nova Science Publishers, New York, NY, USA, 2010.
  7. H. Narayan, H. Alemu, L. Machel, M. Sekota, M. Thakurdesai, and T. K.G. Rao, “Role of particle size in visible light photocatalysis of Congo Red using TiO2·[ZnFe2O4]x nanocomposites,” Bulletin of Materials Science, vol. 32, no. 5, pp. 499–506, 2009. View at Publisher · View at Google Scholar
  8. R. Vogel, K. Pohl, and H. Weller, “Sensitization of highly porous, polycrystalline TiO2 electrodes by quantum sized CdS,” Chemical Physics Letters, vol. 174, no. 3-4, pp. 241–246, 1990. View at Scopus
  9. R. K. Wahi, W. W. Yu, Y. Liu et al., “Photodegradation of Congo Red catalyzed by nanosized TiO2,” Journal of Molecular Catalysis A, vol. 242, no. 1-2, pp. 48–56, 2005. View at Publisher · View at Google Scholar · View at Scopus
  10. R. B. M. Bergamini, E. B. Azevedo, and L. R. R. D. Araújo, “Heterogeneous photocatalytic degradation of reactive dyes in aqueous TiO2 suspensions: decolorization kinetics,” Chemical Engineering Journal, vol. 149, no. 1–3, pp. 215–220, 2009. View at Publisher · View at Google Scholar · View at Scopus
  11. D. Fabbri, A. B. Prevot, and E. Pramauro, “Effect of surfactant microstructures on photocatalytic degradation of phenol and chlorophenols,” Applied Catalysis B, vol. 62, no. 1-2, pp. 21–27, 2006. View at Publisher · View at Google Scholar · View at Scopus
  12. M. Ashokkumar, A. Kudo, N. Saito, and T. Sakata, “Semiconductor sensitization by RuS2 colloids on TiO2 electrodes,” Chemical Physics Letters, vol. 229, no. 4-5, pp. 383–388, 1994. View at Scopus
  13. J. Liqiang, S. Xiaojun, X. Baifu, W. Baiqi, C. Weimin, and F. Honggang, “The preparation and characterization of La doped TiO2 nanoparticles and their photocatalytic activity,” Journal of Solid State Chemistry, vol. 177, no. 10, pp. 3375–3382, 2004. View at Publisher · View at Google Scholar · View at Scopus
  14. S. Bingham and W. A. Daoud, “Recent advances in making nano-sized TiO2 visible-light active through rare-earth metal doping,” Journal of Materials Chemistry, vol. 21, no. 7, pp. 2041–2050, 2011. View at Publisher · View at Google Scholar
  15. J. Liu, R. Yang, and S. Li, “Synthesis and photocatalytic activity of TiO2/V2O5 composite catalyst doped with rare earth ions,” Journal of Rare Earths, vol. 25, no. 2, pp. 173–178, 2007. View at Publisher · View at Google Scholar · View at Scopus
  16. Y. Xie and C. Yuan, “Characterization and photocatalysis of Eu3+-TiO2 sol in the hydrosol reaction system,” Materials Research Bulletin, vol. 39, no. 4-5, pp. 533–543, 2004. View at Publisher · View at Google Scholar · View at Scopus
  17. X. L. Jia, Y. Wang, R. S. Xin, Q. L. Jia, and H. J. Zhang, “Preparation of rare-earth element doped titanium oxide thin films and photocatalysis properties,” Key Engineering Materials, vol. 336–338, pp. 1946–1948, 2007. View at Scopus
  18. 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 PubMed · View at Scopus
  19. J. A. Bumpus, J. Tricker, K. Andrzejewski, H. Rhoads, and M. Tatarko, “Remediation of water contaminated with an azo dye: an undergraduate laboratory experiment utilizing an inexpensive photocatalytic reactor,” Journal of Chemical Education, vol. 76, no. 12, pp. 1680–1683, 1999. View at Scopus
  20. F. Boulc’h, , M.-C. Schouler, P. Donnadieu, J.-M. Chaix, and E. Djurado, “Domain size distribution of Y-TZP nano-particles using XRD and HRTEM,” Image Analysis & Stereology, vol. 20, pp. 157–161, 2001.
  21. M. A. J. Klik, T. Gregorkiewicz, I. V. Bradley, and J. P. R. Wells, “Optically induced deexcitation of rare-earth ions in a semiconductor matrix,” Physical Review Letters, vol. 89, no. 22, pp. 2274011–2274014, 2002. View at Scopus