Copyright © 2008 R. Carrera 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. C. S. Kim, K. Okuyama, K. Nakaso, and M. Shimada, “Direct measurement of nucleation and growth modes in titania nanoparticles generation by a CVD method,” Journal of Chemical Engineering of Japan, vol. 37, no. 11, pp. 1379–1389, 2004. View at Publisher · View at Google Scholar
2. A. Fujishima and X. Zhang, “Titanium dioxide photocatalysis: present situation and future approaches,” Comptes Rendus Chimie, vol. 9, no. 5-6, pp. 750–760, 2006. View at Publisher · View at Google Scholar
3. M. Anpo, “Utilization of ${\text{TiO}}_2$ photocatalysts in green chemistry,” Pure and Applied Chemistry, vol. 72, no. 7, pp. 1265–1270, 2000. View at Publisher · View at Google Scholar
4. K. Hashimoto, H. Irie, and A. Fujishima, “${\text{TiO}}_2$ photocatalysis: a historical overview and future prospects,” Japanese Journal of Applied Physics, vol. 44, no. 12, pp. 8269–8285, 2005. View at Publisher · View at Google Scholar
5. S. Sahni, S. B. Reddy, and B. S. Murty, “Influence of process parameters on the synthesis of nano-titania by sol-gel route,” Materials Science and Engineering A, vol. 452-453, pp. 758–762, 2007. View at Publisher · View at Google Scholar
6. D. Mergel, D. Buschendorf, S. Eggert, R. Grammes, and B. Samset, “Density and refractive index of ${\text{TiO}}_2$ films prepared by reactive evaporation,” Thin Solid Films, vol. 371, no. 1, pp. 218–224, 2000. View at Publisher · View at Google Scholar
7. Y. Hu, H.-L. Tsai, and C.-L. Huang, “Effect of brookite phase on the anatase-rutile transition in titania nanoparticles,” Journal of the European Ceramic Society, vol. 23, no. 5, pp. 691–696, 2003. View at Publisher · View at Google Scholar
8. I. N. Kuznetsova, V. Blaskov, and L. Znaidi, “Study on the influence of heat treatment on the crystallographic phases of nanostructured ${\text{TiO}}_2$ films,” Materials Science and Engineering B, vol. 137, no. 1–3, pp. 31–39, 2007. View at Publisher · View at Google Scholar
9. R. C. Bhave and B. I. Lee, “Experimental variables in the synthesis of brookite phase ${\text{TiO}}_2$ nanoparticles,” Materials Science and Engineering A, vol. 467, no. 1-2, pp. 146–149, 2007. View at Publisher · View at Google Scholar
10. P. S. Ha, H.-J. Youn, H. S. Jung, K. S. Hong, Y. H. Park, and K. H. Ko, “Anatase-rutile transition of precipitated titanium oxide with alcohol rinsing,” Journal of Colloid and Interface Science, vol. 223, no. 1, pp. 16–20, 2000. View at Publisher · View at Google Scholar · View at PubMed
11. J. Yang, S. Mei, and J. M. F. Ferreira, “Hydrothermal synthesis of nanosized titania powders: influence of tetraalkyl ammonium hydroxides on particle characteristics,” Journal of the American Ceramic Society, vol. 84, no. 8, pp. 1696–1702, 2001.
12. Y. Zhu, L. Zhang, C. Gao, and L. Cao, “The synthesis of nanosized ${\text{TiO}}_2$ powder using a sol-gel method with ${\text{TiCl}}_4$ as a precursor,” Journal of Materials Science, vol. 35, no. 16, pp. 4049–4054, 2000. View at Publisher · View at Google Scholar
13. J. S. Dalton, P. A. Janes, N. G. Jones, J. A. Nicholson, K. R. Hallam, and G. C. Allen, “Photocatalytic oxidation of ${\text{NO}}_x$ gases using ${\text{TiO}}_2$: a surface spectroscopic approach,” Environmental Pollution, vol. 120, no. 2, pp. 415–422, 2002. View at Publisher · View at Google Scholar
14. T. H. Lim and S. D. Kim, “Photocatalytic degradation of trichloroethylene (TCE) over ${\text{TiO}}_2$/silica gel in a circulating fluidized bed (CFB) photoreactor,” Chemical Engineering and Processing, vol. 44, no. 2, pp. 327–334, 2005. View at Publisher · View at Google Scholar
15. J. Rodríguez-Carbajal, “Determination of the crystallized fractions of a largely amorphous multiphase material by the Rietveld method,” Journal of Physics B, vol. 192, pp. 55–69, 1993.
16. L. Fuentes, Análisis de minerales y el método de Rietveld, Sociedad Mexicana de Cristalografía, México, 1998.
17. S. Castillo, M. Morán-Pineda, V. Molina, R. Gómez, and T. López, “Catalytic reduction of nitric oxide on Pt and Rh catalysts supported on alumina and titania synthesized by the sol-gel method,” Applied Catalysis B, vol. 15, no. 3-4, pp. 203–209, 1998. View at Publisher · View at Google Scholar
18. B. A. Morales, O. Novaro, T. López, E. Sánchez, and R. Gómez, “Effect of hydrolysis catalyst on the Ti deficiency and crystallite size of sol-gel-${\text{TiO}}_2$ crystalline phases,” Journal of Materials Research, vol. 10, no. 11, pp. 2788–2796, 1995. View at Publisher · View at Google Scholar
19. J. A. Wang, R. Limas-Ballesteros, T. López, et al., “Quantitative determination of titanium lattice defects and solid-state reaction mechanism in iron-doped ${\text{TiO}}_2$ photocatalysts,” Journal of Physical Chemistry B, vol. 105, no. 40, pp. 9692–9698, 2001. View at Publisher · View at Google Scholar
20. H. Zhang and J. F. Banfield, “Thermodynamic analysis of phase stability of nanocrystalline titania,” Journal of Materials Chemistry, vol. 8, no. 9, pp. 2073–2076, 1998. View at Publisher · View at Google Scholar
21. A. A. Gribb and J. F. Banfield, “Particle size effects on transformation kinetics and phase stability in nanocrystalline ${\text{TiO}}_2$,” American Mineralogist, vol. 82, no. 7-8, pp. 717–728, 1997.
22. K.-R. Zhu, M.-S. Zhang, J.-M. Hong, and Z. Yin, “Size effect on phase transition sequence of ${\text{TiO}}_2$ nanocrystal,” Materials Science and Engineering A, vol. 403, no. 1-2, pp. 87–93, 2005. View at Publisher · View at Google Scholar