Table of Contents
Journal of Composites
Volume 2014 (2014), Article ID 283034, 5 pages
http://dx.doi.org/10.1155/2014/283034
Research Article

The Shifts of Band Gap and Binding Energies of Titania/Hydroxyapatite Material

1Ho Chi Minh City University of Pedagogy, Vietnam
2Ho Chi Minh City University of Natural Resources and Environment, Vietnam
3Institute of Applied Materials Science, VAST, Vietnam

Received 1 May 2014; Revised 22 June 2014; Accepted 23 June 2014; Published 10 July 2014

Academic Editor: Hui Shen Shen

Copyright © 2014 Nguyen Thi Truc Linh 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. A. Barakat, H. Schaeffer, G. Hayes, and S. Ismat-Shah, “Photocatalytic degradation of 2-chlorophenol by Co-doped TiO2 nanoparticles,” Applied Catalysis B: Environmental, vol. 57, no. 1, pp. 23–30, 2005. View at Publisher · View at Google Scholar · View at Scopus
  2. Y. Xie and C. Yuan, “Visible-light responsive cerium ion modified titania sol and nanocrystallites for X-3B dye photodegradation,” Applied Catalysis B: Environmental, vol. 46, no. 2, pp. 251–259, 2003. View at Publisher · View at Google Scholar · View at Scopus
  3. A. Nakajima, K. Takakuwa, Y. Kameshima et al., “Preparation and properties of titania-apatite hybrid films,” Journal of Photochemistry and Photobiology A: Chemistry, vol. 177, no. 1, pp. 94–99, 2006. View at Publisher · View at Google Scholar · View at Scopus
  4. A. Fujishima and K. Honda, “Electrochemical photolysis of water at a semiconductor electrode,” Nature, vol. 238, no. 5358, pp. 37–38, 1972. View at Publisher · View at Google Scholar · View at Scopus
  5. G. Rosenman, D. Aronov, L. Oster et al., “Photoluminescence and surface photovoltage spectroscopy studies of hydroxyapatite nano-Bio-ceramics,” Journal of Luminescence, vol. 122-123, no. 1-2, pp. 936–938, 2007. View at Publisher · View at Google Scholar · View at Scopus
  6. P. Rulis, L. Ouyang, and W. Y. Ching, “Electronic structure and bonding in calcium apatite crystals: hydroxyapatite, fluorapatite, chlorapatite, and bromapatite,” Physical Review B—Condensed Matter and Materials Physics, vol. 70, no. 15, Article ID 155104, 2004. View at Publisher · View at Google Scholar · View at Scopus
  7. K. Matsunaga and A. Kuwabara, “First-principles study of vacancy formation in hydroxyapatite,” Physical Review B, vol. 75, Article ID 014102, pp. 1–9, 2007. View at Publisher · View at Google Scholar
  8. A. Mitsionis, T. Vaimakis, C. Trapalis, N. Todorova, D. Bahnemann, and R. Dillert, “Hydroxyapatite/titanium dioxide nanocomposites for controlled photocatalytic NO oxidation,” Applied Catalysis B: Environmental, vol. 106, no. 3-4, pp. 398–404, 2011. View at Publisher · View at Google Scholar · View at Scopus
  9. M. Tsukada, M. Wakamura, N. Yoshida, and T. Watanabe, “Band gap and photocatalytic properties of Ti-substituted hydroxyapatite: comparison with anatase-TiO2,” Journal of Molecular Catalysis A: Chemical, vol. 338, no. 1-2, pp. 18–23, 2011. View at Publisher · View at Google Scholar · View at Scopus
  10. N. T. T. Linh et al., in Proceedings of the 2nd International Conference on Natural Resources and Materials (ICNRM) and 4th AUN/SEED-Net Regional Conference on Natural Resources and Minerals (RCNRM '11), 2011.
  11. D. Gonbeau, C. Guimon, G. Pfister-Guillouzo, A. Levasseur, G. Meunier, and R. Dormoy, “XPS study of thin films of titanium oxysulfides,” Surface Science, vol. 254, no. 1–3, pp. 81–89, 1991. View at Publisher · View at Google Scholar · View at Scopus
  12. K. S. Kim and N. Winograd, “X-ray photoelectron spectroscopic binding energy shifts due to matrix in alloys and small supported metal particles,” Chemical Physics Letters, vol. 30, no. 1, pp. 91–95, 1975. View at Publisher · View at Google Scholar · View at Scopus
  13. L. Kavan, M. Grätzel, S. E. Gilbert, C. Klemenz, and H. J. Scheel, “Electrochemical and photoelectrochemical investigation of single-crystal anatase,” Journal of the American Chemical Society, vol. 118, no. 28, pp. 6716–6723, 1996. View at Publisher · View at Google Scholar · View at Scopus
  14. A. Di Paola, M. Bellardita, and L. Palmisano, “Brookite, the least known TiO2 photocatalyst,” Catalysts, vol. 3, no. 1, pp. 36–73, 2013. View at Publisher · View at Google Scholar