Table of Contents Author Guidelines Submit a Manuscript
Journal of Chemistry
Volume 2015, Article ID 791829, 8 pages
http://dx.doi.org/10.1155/2015/791829
Research Article

One-Step Synthesis of Spherical γ-Fe2O3 Nanopowders and the Evaluation of Their Photocatalytic Activity for Orange I Degradation

1Department of Chemistry, Huaihua University, Huaihua, Hunan 418008, China
2State Environmental Protection Key Laboratory of Urban Ecological Environment Simulation and Protection, South China Institute of Environmental Sciences, Ministry of Environmental Protection, Guangzhou 510655, China

Received 10 April 2015; Revised 27 May 2015; Accepted 15 June 2015

Academic Editor: Davide Vione

Copyright © 2015 Chunhua Liang 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. J. L. Dormann and D. Fiorani, Magnetic Properties of Fine Particles, Elsevier, Amsterdam, The Netherlands, 1992.
  2. J. K. Leland and A. J. Bard, “Photochemistry of colloidal semiconducting iron oxide polymorphs,” The Journal of Physical Chemistry, vol. 91, no. 19, pp. 5076–5083, 1987. View at Publisher · View at Google Scholar · View at Scopus
  3. C. Liu, F. Li, X. Li, G. Zhang, and Y. Kuang, “The effect of iron oxides and oxalate on the photodegradation of 2-mercaptobenzothiazole,” Journal of Molecular Catalysis A: Chemical, vol. 252, no. 1-2, pp. 40–48, 2006. View at Publisher · View at Google Scholar · View at Scopus
  4. Y.-K. Sun, M. Ma, Y. Zhang, and N. Gu, “Synthesis of nanometer-size maghemite particles from magnetite,” Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol. 245, no. 1–3, pp. 15–19, 2004. View at Publisher · View at Google Scholar · View at Scopus
  5. I. Anton, I. de Sabata, and L. Vékás, “Application orientated researches on magnetic fluids,” Journal of Magnetism and Magnetic Materials, vol. 85, no. 1–3, pp. 219–226, 1990. View at Publisher · View at Google Scholar · View at Scopus
  6. V. Chhabra, P. Ayyub, S. Chattopadhyay, and A. N. Maitra, “Preparation of acicular γ-Fe2O3 particles from a microemulsion-mediated reaction,” Materials Letters, vol. 26, no. 1-2, pp. 21–26, 1996. View at Publisher · View at Google Scholar · View at Scopus
  7. Y. S. Kang, S. Risbud, J. F. Rabolt, and P. Stroeve, “Synthesis and characterization of nanometer-size Fe3O4 and γ-Fe2O3 particles,” Chemistry of Materials, vol. 8, no. 9, pp. 2209–2211, 1996. View at Publisher · View at Google Scholar · View at Scopus
  8. R. M. Cornell and U. Schwertmann, The Iron Oxides: Structure, Properties, Reactions, Occurrences and Uses, Wiley-VCH, Weinheim, Germany, 2003.
  9. I. Banerjee, Y. B. Khollam, C. Balasubramanian et al., “Preparation of γ-Fe2O3 nanoparticles using DC thermal arc-plasma route, their characterization and magnetic properties,” Scripta Materialia, vol. 54, no. 7, pp. 1235–1240, 2006. View at Publisher · View at Google Scholar · View at Scopus
  10. D.-S. Bae, K.-S. Han, S.-B. Cho, and S.-H. Choi, “Synthesis of ultrafine Fe3O4 powder by glycothermal process,” Materials Letters, vol. 37, no. 4-5, pp. 255–258, 1998. View at Publisher · View at Google Scholar · View at Scopus
  11. N. Liu, X. Chen, J. Zhang, and J. W. Schwank, “A review on TiO2-based nanotubes synthesized via hydrothermal method: formation mechanism, structure modification, and photocatalytic applications,” Catalysis Today, vol. 225, pp. 34–51, 2014. View at Publisher · View at Google Scholar · View at Scopus
  12. X. Wang, C. Liu, X. Li, F. Li, and S. Zhou, “Photodegradation of 2-mercaptobenzothiazole in the γ-Fe2O3/oxalate suspension under UVA light irradiation,” Journal of Hazardous Materials, vol. 153, no. 1-2, pp. 426–433, 2008. View at Publisher · View at Google Scholar · View at Scopus
  13. M. A. Nasseri, F. Ahrari, and B. Zakerinasab, “Nickel oxide nanoparticles: a green and recyclable catalytic system for the synthesis of diindolyloxindole derivatives in aqueous medium,” RSC Advances, vol. 5, no. 18, pp. 13901–13905, 2015. View at Publisher · View at Google Scholar · View at Scopus
  14. J. Yu, J. C. Yu, M. K.-P. Leung et al., “Effects of acidic and basic hydrolysis catalysts on the photocatalytic activity and microstructures of bimodal mesoporous titania,” Journal of Catalysis, vol. 217, no. 1, pp. 69–78, 2003. View at Publisher · View at Google Scholar · View at Scopus
  15. Joint Committee on Powder Diffraction Standards (JCPDS), “Cards: FeO [6–711], α-Fe2O3 [16–653], Fe3O4 [19–629], γ-Fe2O3[39–1346]”.
  16. Y. Ni, X. Ge, Z. Zhang, and Q. Ye, “Fabrication and characterization of the plate-shaped γ-Fe2O3 nanocrystals,” Chemistry of Materials, vol. 14, no. 3, pp. 1048–1052, 2002. View at Publisher · View at Google Scholar · View at Scopus
  17. C. Paipa, M. Mateo, I. Godoy, E. Poblete, M. I. Toral, and T. Vargas, “Comparative study of alternative methods for the simultaneous determination of Fe+3 and Fe+2 in leaching solutions and in acid mine drainages,” Minerals Engineering, vol. 18, no. 11, pp. 1116–1119, 2005. View at Publisher · View at Google Scholar · View at Scopus
  18. M. Chen, F. Cao, F. Li et al., “Anaerobic transformation of DDT related to iron(III) reduction and microbial community structure in paddy soils,” Journal of Agricultural and Food Chemistry, vol. 61, no. 9, pp. 2224–2233, 2013. View at Publisher · View at Google Scholar · View at Scopus
  19. G. M. Atenas, E. Mielczarski, and J. A. Mielczarski, “Remarkable influence of surface composition and structure of oxidized iron layer on orange I decomposition mechanisms,” Journal of Colloid and Interface Science, vol. 289, no. 1, pp. 171–183, 2005. View at Publisher · View at Google Scholar · View at Scopus
  20. C. S. Turchi and D. F. Ollis, “Photocatalytic degradation of organic water contaminants: mechanisms involving hydroxyl radical attack,” Journal of Catalysis, vol. 122, no. 1, pp. 178–192, 1990. View at Publisher · View at Google Scholar · View at Scopus
  21. A. Mills, R. H. Davies, and D. Worsley, “Water purification by semiconductor photocatalysis,” Chemical Society Reviews, vol. 22, no. 6, pp. 417–425, 1993. View at Publisher · View at Google Scholar · View at Scopus
  22. M. Rochkind, S. Pasternak, and Y. Paz, “Using dyes for evaluating photocatalytic properties: a critical review,” Molecules, vol. 20, no. 1, pp. 88–110, 2015. View at Publisher · View at Google Scholar · View at Scopus
  23. G. Liu, X. Li, J. Zhao, S. Horikoshi, and H. Hidaka, “Photooxidation mechanism of dye alizarin red in TiO2 dispersions under visible illumination: an experimental and theoretical examination,” Journal of Molecular Catalysis A: Chemical, vol. 153, no. 1-2, pp. 221–229, 2000. View at Publisher · View at Google Scholar · View at Scopus
  24. W. S. Kuo and P. H. Ho, “Solar photocatalytic decolorization of methylene blue in water,” Chemosphere, vol. 45, no. 1, pp. 77–83, 2001. View at Publisher · View at Google Scholar · View at Scopus
  25. H. Liu, M. Y. Liang, C. S. Liu, Y. X. Gao, and J. M. Zhou, “Catalytic degradation of phenol in sonolysis by coal ash and H2O2/O3,” Chemical Engineering Journal, vol. 153, no. 1–3, pp. 131–137, 2009. View at Publisher · View at Google Scholar · View at Scopus