Table of Contents
Physics Research International
Volume 2014, Article ID 579745, 9 pages
http://dx.doi.org/10.1155/2014/579745
Research Article

Estimating the Cation Distributions in Ferrites Using X-Ray, FT-IR, and Magnetization Measurements

1Department of Physics, College of Natural and Computational Sciences, Wollega University, P.O. Box 395, Nekemte, Ethiopia
2Department of Physics, Bhavan’s Vivekananda College, Sainikpuri, Secunderabad 500094, India
3Department of Physics, GITAM University, Visakhapatnam, Andhra Pradesh 530045, India
4Department of Physics, RGUKT, IIIT Nuzvid, Andhra Pradesh 521201, India

Received 20 October 2013; Accepted 15 January 2014; Published 4 March 2014

Academic Editor: Ali Hussain Reshak

Copyright © 2014 M. Chaitanya Varma 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. D. Stoppels, “Developments in soft magnetic power ferrites,” Journal of Magnetism and Magnetic Materials, vol. 160, pp. 323–328, 1996. View at Publisher · View at Google Scholar
  2. K. Kondo, T. Chiba, and S. Yamada, “Effect of microstructure on magnetic properties of Ni-Zn ferrites,” Journal of Magnetism and Magnetic Materials, vol. 254-255, pp. 541–543, 2003. View at Publisher · View at Google Scholar
  3. M. Jalaly, M. H. Enayati, P. Kameli, and F. Karimzadeh, “Effect of composition on structural and magnetic properties of nanocrystalline ball milled Ni1-xZnxFe2O4 ferrite,” Physica B, vol. 405, no. 2, pp. 507–512, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. D. D. Awschalom and D. P. DiVincenzo, “Complex dynamics of mesoscopic magnets,” Physics Today, vol. 48, no. 4, pp. 43–48, 1995. View at Google Scholar · View at Scopus
  5. A. Sattar, H. M. El-Sayed, K. M. El-Shokrofy, and M. M. El-Tabey, “Study of the dc resistivity and thermoelectric power in Mn-substituted Ni-Zn ferrites,” Journal of Materials Science, vol. 42, no. 1, pp. 149–155, 2007. View at Publisher · View at Google Scholar · View at Scopus
  6. I. M. L. Billas, A. Châtelain, and W. A. de Heer, “Magnetism from the atom to the bulk in iron, cobalt, and nickel clusters,” Science, vol. 265, no. 5179, pp. 1682–1684, 1994. View at Google Scholar · View at Scopus
  7. J. Shi, S. Gider, K. Babcock, and D. D. Awschalom, “Magnetic clusters in molecular beams, metals, and semiconductors,” Science, vol. 271, no. 5251, pp. 937–941, 1996. View at Google Scholar · View at Scopus
  8. H. Ehrhardt, S. J. Campbell, and M. Hofmann, “Structural evolution of ball-milled ZnFe2O4,” Journal of Alloys and Compounds, vol. 339, no. 1-2, pp. 255–260, 2002. View at Publisher · View at Google Scholar · View at Scopus
  9. V. Sepelak, K. Tkacova, V. V. Boldyrev, S. Wibmann, and K. D. Becker, “Mechanically inducted cation redistribution in ZnFe2O4 and its Thermal Stability,” Physica B, vol. 234–236, pp. 617–619, 1997. View at Google Scholar
  10. Q. Chen and Z. John Zhang, “Size-dependent superparamagnetic properties of spinel ferrite nanocrystallites,” Applied Physics Letters, vol. 73, p. 3156, 1998. View at Publisher · View at Google Scholar
  11. B. Parvatheeswara Rao, P. S. V. Subba Rao, and K. H. Rao, “X-ray and magnetic studies of scandium substituted Ni-Zn ferrites,” IEEE Transactions on Magnetics, vol. 33, no. 6, pp. 4454–4458, 1997. View at Publisher · View at Google Scholar · View at Scopus
  12. M. H. R. Khan and A. K. M. Akther Hossain, “Reentrant spin glass behavior and large initial permeability of Co0.5-xMnxZn0.5Fe2O4,” Journal of Magnetism and Magnetic Materials, vol. 324, no. 4, pp. 550–558, 2012. View at Publisher · View at Google Scholar
  13. J. E. Pippin and C. L. Hogan, “Resonance measurements on nickel-cobalt ferrites as a function of temperature and on nickel ferrite-aluminates,” IEEE Transactions on Microwave Theory and Techniques, vol. 6, no. 1, pp. 77–82, 1958. View at Publisher · View at Google Scholar
  14. A. M. Kumar, M. C. Varma, C. L. Dube, K. H. Rao, and S. C. Kashyap, “Development of Ni-Zn nanoferrite core material with improved saturation magnetization and DC resistivity,” Journal of Magnetism and Magnetic Materials, vol. 320, no. 14, pp. 1995–2000, 2008. View at Publisher · View at Google Scholar · View at Scopus
  15. R. F. Soohoo, Theory and Applications of Ferrites, vol. 6, Prentice Hall, Englewood Cliffs, NJ, USA, 1960.
  16. J. B. Nelson and D. P. Riley, “An experimental investigation of extrapolation methods in the derivation of accurate unit-cell dimensions of crystals,” Proceedings of the Physical Society, vol. 57, no. 3, p. 160, 1945. View at Publisher · View at Google Scholar
  17. R. D. Shannon, “Revised effective ionic radii and systematic studies of interatomic distances in halides and chalcogenides,” Acta Crystallographica A, vol. 32, pp. 751–767, 1976. View at Publisher · View at Google Scholar
  18. R. D. Shannon and C. T. Prewitt, “Effective ionic radii in oxides and fluorides,” Acta Crystallographica B, vol. 25, pp. 925–946, 1969. View at Publisher · View at Google Scholar
  19. B. Thomas Shirk and W. R. Buessem, “Theoretical and experimental aspects of coercivity versus particle size for barium ferrite,” IEEE Transactions on Magnetics, vol. 7, no. 3, pp. 659–663, 1971. View at Publisher · View at Google Scholar
  20. J. B. Silva, W. De Brito, and N. D. S. Mohallem, “Influence of heat treatment on cobalt ferrite ceramic powders,” Materials Science and Engineering B, vol. 112, no. 2-3, pp. 182–187, 2004. View at Publisher · View at Google Scholar · View at Scopus
  21. S. Navaladian, B. Viswanathan, T. K. Varadarajan, and R. P. Viswanath, “Microwave-assisted rapid synthesis of anisotropic Ag nanoparticles by solid state transformation,” Nanotechnology, vol. 19, no. 4, Article ID 045603, 7 pages, 2008. View at Publisher · View at Google Scholar · View at Scopus
  22. C. Rao, Chemical Applications of Infrared Spectroscopy, Academic press, New York, NY, USA, 1963.
  23. O. M. Hemeda, M. M. Barakat, and D. M. Hemada, “Structural, electrical and spectral studies on double rare-earth orthoferrites La1-xNdxFeO3,” Turkish Journal of Physics, vol. 27, pp. 537–550, 2003. View at Google Scholar
  24. L. Neel, “Théorie du traînage magnétique des ferromagnétiques en grains fins avec applications aux terres cuites,” Annals of Geophysics, vol. 5, pp. 99–136, 1949. View at Google Scholar
  25. J. Smit and H. P. J. Wijn, Ferrites, Philips Technical Library, Eindhoven, The Netherlands, 1959.
  26. M. I. Darby and E. D. Isacc, “Magnetocrystalline anisotropy of ferro- and ferrimagnetics,” IEEE Transactions on Magnetics, vol. 10, no. 2, pp. 259–304, 1974. View at Publisher · View at Google Scholar
  27. R. M. Bozorth, E. F. Tilden, and A. J. Williams, “Anisotropy and magnetostriction of some ferrites,” Physical Review, vol. 99, no. 6, pp. 1788–1798, 1955. View at Publisher · View at Google Scholar · View at Scopus
  28. J. S. Ghodake, R. C. Kambale, S. V. Salvi, S. R. Sawant, and S. S. Suryavanshi, “Electric properties of Co substituted Ni-Zn ferrites,” Journal of Alloys and Compounds, vol. 486, no. 1-2, pp. 830–834, 2009. View at Publisher · View at Google Scholar · View at Scopus
  29. J. Kanamori, “Superexchange interaction and symmetry properties of electron orbitals,” Journal of Physics and Chemistry of Solids, vol. 10, no. 2-3, pp. 87–98, 1959. View at Publisher · View at Google Scholar
  30. A. Dias, “Microstructural evolution of fast-fired nickel-zinc ferrites from hydrothermal nanopowders,” Materials Research Bulletin, vol. 35, no. 9, pp. 1439–1446, 2000. View at Google Scholar