Table of Contents
Research Letters in Physical Chemistry
Volume 2007, Article ID 18278, 5 pages
http://dx.doi.org/10.1155/2007/18278
Research Letter

Surface Photochemistry: Benzophenone as a Probe for the Study of Modified Cellulose Fibres

1Centro de Química-Física Molecular - Complexo Interdisciplinar, Instituto Superior Técnico, Technical University of Lisbon, Av. Rovisco Pais, Lisboa 1049-001, Portugal
2Laboratório de Química Orgânica, Departamento de Engenharia Química, Instituto Superior de Engenharia de Lisboa, R. Conselheiro Emídio Navarro 1, Lisboa 1950-062, Portugal
3Escola Superior de Tecnologia e Gestão, Instituto Politécnico de Portalegre, Lugar da Abadessa, APT 148, Portalegre 7301-901, Portugal
4Laboratoire Sciences des Matériaux et Environnement (LMSE), Faculté des Sciences de Sfax, BP 802-3018 Sfax, Tunisia
5Laboratoire ITODYS, Université Paris Diderot, CNRS, 75005 Paris, France

Received 18 July 2007; Accepted 27 October 2007

Academic Editor: Bern Kohler

Copyright © 2007 L. F. Vieira Ferreira 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. M. Botelho do Rego and L. F. Vieira Ferreira, “Photonic and electronic spectroscopies for the characterization of organic surfaces and organic molecules adsorbed on surfaces,” in Handbook of Surfaces and Interfaces of Materials, H. S. Nalwa, Ed., vol. 2, pp. 275–313, Academic Press, Boston, Mass, USA, 2001, chapter 7. View at Google Scholar
  2. F. Wilkinson and G. P. Kelly, “Laser Flash Photolysis on Solid Surfaces,” in Photochemistry on Solid Surfaces, M. Anpo and T. Matsuara, Eds., pp. 31–47, Elsevier, Amsterdam, The Netherlands, 1989. View at Google Scholar
  3. F. Wilkinson and G. P. Kelly, “Diffuse reflectance flash photolysis,” in Handbook of Organic Photochemistry, J. C. Scaiano, Ed., vol. 1, pp. 293–314, CRC Press, Boca Raton, Fla, USA, 1989, chapter 12. View at Google Scholar
  4. F. Wilkinson and C. J. Willsher, “Detection of triplet-triplet absorption of microcrystalline benzophenone by diffuse-reflectance laser flash photolysis,” Chemical Physics letters, vol. 104, no. 2–3, pp. 272–276, 1984. View at Publisher · View at Google Scholar
  5. G. Cosa and J. C. Scaiano, “Laser techniques in the study of drug photochemistry,” Photochemistry and Photobiology, vol. 80, no. 2, pp. 159–174, 2004. View at Publisher · View at Google Scholar
  6. J. K. Thomas, “Effect of SiO2 and zeolite surfaces on the excited triplet state of benzophenone, BT; a spectroscopic and kinetic study,” Photochemical & Photobiological Sciences, vol. 3, no. 5, pp. 483–488, 2004. View at Publisher · View at Google Scholar
  7. L. F. Vieira Ferreira, J. C. Netto-Ferreira, I. V. Khmelinskii, A. R. Garcia, and S. M. B. Costa, “Photochemistry on surfaces: matrix isolation mechanisms study of interactions of benzophenone adsorbed on microcrystalline cellulose investigated by diffuse reflectance and luminescence techniques,” Langmuir, vol. 11, no. 1, pp. 231–236, 1995. View at Publisher · View at Google Scholar
  8. L. F. Vieira Ferreira, I. Ferreira Machado, J. P. Da Silva, and A. S. Oliveira, “A diffuse reflectance comparative study of benzil inclusion within microcrystalline cellulose and β-cyclodextrin,” Photochemical & Photobiological Sciences, vol. 3, no. 2, pp. 174–181, 2004. View at Publisher · View at Google Scholar
  9. L. F. Vieira Ferreira, M. R. Vieira Ferreira, J. P. Da Silva, I. Ferreira Machado, A. S. Oliveira, and J. V. Prata, “Novel laser-induced luminescence resulting from benzophenone/O-propylated p-tert-butylcalix[4]arene complexes. A diffuse reflectance study,” Photochemical & Photobiological Sciences, vol. 2, no. 10, pp. 1002–1010, 2003. View at Publisher · View at Google Scholar
  10. L. F. Vieira Ferreira, M. R. Vieira Ferreira, A. S. Oliveira, T. J. F. Branco, J. V. Prata, and J. C. Moreira, “Diffuse reflectance studies of β-phenylpropiophenone and benzophenone inclusion complexes with calix[4], [6] and [8]arenes,” Physical Chemistry Chemical Physics, vol. 4, no. 2, pp. 204–210, 2002. View at Publisher · View at Google Scholar
  11. L. F. Vieira Ferreira, M. R. Vieira Ferreira, A. S. Oliveira, and J. C. Moreira, “Potentialities of diffuse reflectance laser-induced techniques in solid phase: a comparative study of benzophenone inclusion within p-tert-butylcalixarenes, silicalite and microcrystalline cellulose,” Journal of Photochemistry and Photobiology A, vol. 153, no. 1-3, pp. 11–18, 2002. View at Publisher · View at Google Scholar
  12. J. P. Da Silva, L. F. Vieira Ferreira, A. M. Da Silva, and A. S. Oliveira, “A comparative study of the photophysics and photochemistry of 4-chlorophenol adsorbed on silicalite and β-cyclodextrin,” Journal of Photochemistry and Photobiology A, vol. 151, no. 1–3, pp. 157–164, 2002. View at Publisher · View at Google Scholar
  13. L. F. Vieira Ferreira, I. Ferreira Machado, J. P. Da Silva, and T. J. F. Branco, “Surface photochemistry: benzophenone as a probe for the study of silica and reversed-phase silica surfaces,” Photochemical & Photobiological Sciences, vol. 5, pp. 665–673, 2006. View at Publisher · View at Google Scholar
  14. S. Boufi and M. N. Belgacem, “Modified cellulose fibers for adsorption of dissolved organic solutes,” Cellulose, vol. 13, no. 1, pp. 81–94, 2006. View at Publisher · View at Google Scholar
  15. F. Aloulou, S. Boufi, and J. Labidi, “Modified cellulose fibres for adsorption of organic compound in aqueous solution,” Separation and Purification Technology, vol. 52, no. 2, pp. 332–342, 2006. View at Publisher · View at Google Scholar
  16. N. J. Turro, Modern Molecular Photochemistry, Benjamin Cummings, Menlo Park, Calif, USA, 1978.
  17. T. J. F. Branco, A. M. Botelho do Rego, I. Ferreira Machado, and L. F. Vieira Ferreira, “Luminescence lifetime distributions analysis in heterogeneous systems by the use of Excel's Solver,” Journal of Physical Chemistry B, vol. 109, no. 33, pp. 15958–15967, 2005. View at Publisher · View at Google Scholar
  18. T. J. F. Branco, L. F. Vieira Ferreira, A. M. Botelho do Rego, A. S. Oliveira, and J. P. Da Silva, “Pyrene-p-tert-butylcalixarenes inclusion complexes formation: a surface photochemistry study,” Photochemical & Photobiological Sciences, vol. 5, no. 11, pp. 1068–1077, 2006. View at Publisher · View at Google Scholar
  19. J. P. Da Silva, I. Ferreira Machado, J. P. Lourenço, and L. F. Vieira Ferreira, “Photochemistry of benzophenone adsorbed on MCM-41 surface,” Microporous and Mesoporous Materials, vol. 84, no. 1–3, pp. 1–10, 2005. View at Publisher · View at Google Scholar
  20. L. Ilharco, A. R. Garcia, J. Lopes da Silva, M. J. Lemos, and L. F. Vieira Ferreira, “Ultraviolet-visible and Fourier transform infrared diffuse reflectance studies of benzophenone and fluorenone adsorbed onto microcrystalline cellulose,” Langmuir, vol. 13, no. 14, pp. 3787–3793, 1997. View at Publisher · View at Google Scholar