Table of Contents
Journal of Ceramics
Volume 2013, Article ID 795827, 7 pages
http://dx.doi.org/10.1155/2013/795827
Research Article

Mean-Field Approach to Dielectric Relaxation in Giant Dielectric Constant Perovskite Ceramics

1College of Materials Science and Engineering, Shenzhen University, Shenzhen 518060, China
2Shenzhen Key Laboratory of Special Functional Materials, Shenzhen 518060, China
3Department of Applied Physics and Materials Research Center, The Hong Kong Polytechnic University, Hong Kong
4School of Materials Science and Engineering, Northwestern Polytechnical University, Xi’an 710072, China

Received 25 June 2013; Accepted 25 August 2013

Academic Editor: Matjaz Valant

Copyright © 2013 Shanming Ke 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. L. Kerkache, A. Layadi, E. Dogheche, and D. Remiens, “Structural, ferroelectric and dielectric properties of In2O3:Sn (ITO) on PbZr0.53Ti0.47O3 (PZT)/Pt and annealing effect,” Journal of Alloys and Compounds, vol. 509, no. 20, pp. 6072–6076, 2011. View at Publisher · View at Google Scholar · View at Scopus
  2. N. Vittayakorn, G. Rujijanagul, and D. P. Cann, “Investigation of the influence of thermal treatment on the morphologies, dielectric and ferroelectric properties of PZT-based ceramics,” Journal of Alloys and Compounds, vol. 440, no. 1-2, pp. 259–264, 2007. View at Publisher · View at Google Scholar · View at Scopus
  3. M. A. Subramanian, D. Li, N. Duan, B. A. Reisner, and A. W. Sleight, “High dielectric constant in ACu3Ti4O12 and ACu3Ti3FeO12 phases,” Journal of Solid State Chemistry, vol. 151, no. 2, pp. 323–325, 2000. View at Publisher · View at Google Scholar · View at Scopus
  4. D. C. Sinclair, T. B. Adams, F. D. Morrison, and A. R. West, “CaCu3Ti4O12: one-step internal barrier layer capacitor,” Applied Physics Letters, vol. 80, no. 12, pp. 2153–2155, 2002. View at Publisher · View at Google Scholar · View at Scopus
  5. A. P. Ramirez, M. A. Subramanian, M. Gardel et al., “Giant dielectric constant response in a copper-titanate,” Solid State Communications, vol. 115, no. 5, pp. 217–220, 2000. View at Publisher · View at Google Scholar · View at Scopus
  6. P. Lunkenheimer, R. Fichtl, S. G. Ebbinghaus, and A. Loidl, “Nonintrinsic origin of the colossal dielectric constants in CaCu3Ti4O12,” Physical Review B, vol. 70, no. 17, Article ID 172102, 4 pages, 2004. View at Publisher · View at Google Scholar · View at Scopus
  7. C. C. Homes, T. Vogt, S. M. Shapiro, S. Wakimoto, and A. P. Ramirez, “Optical response of high-dielectric-constant perovskite-related oxide,” Science, vol. 293, no. 5530, pp. 673–676, 2001. View at Google Scholar · View at Scopus
  8. I. P. Raevski, S. A. Prosandeev, A. S. Bogatin, M. A. Malitskaya, and L. Jastrabik, “High dielectric permittivity in AFe1/2B1/2O3 nonferroelectric perovskite ceramics (A = Ba, Sr, Ca; B = Nb, Ta, Sb),” Journal of Applied Physics, vol. 93, no. 7, pp. 4130–4136, 2003. View at Publisher · View at Google Scholar · View at Scopus
  9. K. P. Neupane, J. L. Cohn, H. Terashita, and J. J. Neumeier, “Doping dependence of polaron hopping energies in La1-xCaxMnO3 (0x0.15),” Physical Review B, vol. 74, no. 14, Article ID 144428, 2006. View at Publisher · View at Google Scholar · View at Scopus
  10. R. S. Freitas, J. F. Mitchell, and P. Schiffer, “Magnetodielectric consequences of phase separation in the colossal magnetoresistance manganite Pr0.7Ca0.3MnO3,” Physical Review B, vol. 72, no. 14, Article ID 144429, 2005. View at Publisher · View at Google Scholar
  11. T. Park, Z. Nussinov, K. R. A. Hazzard et al., “Novel dielectric anomaly in the hole-doped La2Cu1-xLixO4 and La2-xSrxNiO4 insulators: signature of an electronic glassy state,” Physical Review Letters, vol. 94, no. 1, Article ID 017002, 2005. View at Publisher · View at Google Scholar · View at Scopus
  12. J. Rivas, B. Rivas-murias, A. Fondado, J. Mira, and M. A. Señarís-Rodríguez, “Dielectric response of the charge-ordered two-dimensional nickelate La1.5Sr0.5NiO4,” Applied Physics Letters, vol. 85, no. 25, Article ID 6224, 3 pages, 2004. View at Publisher · View at Google Scholar
  13. C. C. Wang, Y. M. Cui, and L. W. Zhang, “Dielectric properties of TbMnO3 ceramics,” Applied Physics Letters, vol. 90, no. 1, Article ID 012904, 3 pages, 2007. View at Publisher · View at Google Scholar
  14. J. B. Wu, C. W. Nan, Y. H. Lin, and Y. Deng, “Giant dielectric permittivity observed in Li and Ti doped NiO,” Physical Review Letters, vol. 89, no. 21, Article ID 217601, 2002. View at Publisher · View at Google Scholar
  15. J. L. Cohn, M. Peterca, and J. J. Neumeier, “Low-temperature permittivity of insulating perovskite manganites,” Physical Review B, vol. 70, no. 21, Article ID 214433, pp. 1–6, 2004. View at Publisher · View at Google Scholar · View at Scopus
  16. A. Seeger, P. Lunkenheimer, J. Hemberger et al., “Charge carrier localization in La1-xSrxMnO3 investigated by ac conductivity measurements,” Journal of Physics Condensed Matter, vol. 11, no. 16, pp. 3273–3290, 1999. View at Publisher · View at Google Scholar · View at Scopus
  17. J. L. Cohn, M. Peterca, and J. J. Neumeier, “Giant dielectric permittivity of electron-doped manganite thin films, Ca1-xLaxO3 (0x0.03),” Journal of Applied Physics, vol. 97, no. 3, Article ID 034102, 2005. View at Publisher · View at Google Scholar · View at Scopus
  18. L. Zhang and Z. J. Tang, “Polaron relaxation and variable-range-hopping conductivity in the giant-dielectric-constant material CaCu3Ti4O12,” Physical Review B, vol. 70, no. 17, Article ID 174306, 6 pages, 2004. View at Publisher · View at Google Scholar
  19. A. Tselév, C. M. Brooks, S. M. Anlage et al., “Evidence for power-law frequency dependence of intrinsic dielectric response in the CaCu3Ti4O12,” Physical Review B, vol. 70, no. 14, Article ID 144101, 2004. View at Publisher · View at Google Scholar · View at Scopus
  20. C. C. Wang and L. W. Zhang, “Polaron relaxation related to localized charge carriers in CaCu3Ti4O12,” Applied Physics Letters, vol. 90, no. 14, Article ID 142905, 3 pages, 2007. View at Publisher · View at Google Scholar
  21. L. Liu, C. C. Wang, X. H. Sun, G. J. Wang, C. M. Lei, and T. Li, “Oxygen-vacancy-related relaxations of Sr3CuNb2O9 at high temperatures,” Journal of Alloys and Compounds, vol. 552, pp. 279–282, 2013. View at Publisher · View at Google Scholar
  22. L. Fang, M. R. Shen, F. Zheng, Z. Li, and J. Yang, “Dielectric responses and multirelaxation behaviors of pure and doped CaCu3Ti4O12 ceramics,” Journal of Applied Physics 104, vol. 104, no. 6, Article ID 064110, 8 pages, 2008. View at Publisher · View at Google Scholar
  23. S. M. Ke, H. T. Huang, and H. Q. Fan, “Relaxor behavior in CaCu3Ti4O12 ceramics,” Applied Physics Letters, vol. 89, no. 18, Article ID 182904, 3 pages, 2006. View at Publisher · View at Google Scholar
  24. S. Ke, H. Huang, H. Fan, H. L. W. Chan, and L. M. Zhou, “Colossal dielectric response in barium iron niobate ceramics obtained by different precursors,” Ceramics International, vol. 34, no. 4, pp. 1059–1062, 2008. View at Publisher · View at Google Scholar · View at Scopus
  25. N. Kolev, C. L. Chen, M. Gospodinov et al., “Raman spectroscopy of CaRuO3,” Physical Review B, vol. 66, no. 1, Article ID 014101, pp. 141011–141014, 2002. View at Google Scholar · View at Scopus
  26. S. Saha and T. P. Sinha, “Low-temperature scaling behavior of BaFe0.5Nb0.5O3,” Physical Review B, vol. 65, no. 13, Article ID 134103, 7 pages, 2002. View at Publisher · View at Google Scholar
  27. K. Tezuka, K. Henmi, Y. Hinatsu, and N. M. Masaki, “Magnetic susceptibilities and Mossbauer spectra of perovskites A2FeNbO6 (A = Sr, Ba),” Journal of Solid State Chemistry, vol. 154, no. 2, pp. 591–597, 2000. View at Publisher · View at Google Scholar · View at Scopus
  28. Y. Y. Liu, X. M. Chen, X. Q. Liu, and L. Li, “Dielectric relaxations in Ca(Fe1/2Nb1/2)O3 complex perovskite ceramics,” Applied Physics Letters, vol. 90, no. 26, Article ID 262904, 3 pages, 2007. View at Publisher · View at Google Scholar
  29. A. K. Jonscher, “The universal dielectric response and its physical significance,” IEEE Transactions on Electrical Insulation, vol. 27, no. 2, pp. 407–423, 1992. View at Google Scholar · View at Scopus
  30. Z. Wang, X. M. Chen, L. Ni, and X. Q. Liu, “Dielectric abnormities of complex perovskite Ba(Fe1/2Nb1/2)O3 ceramics over broad temperature and frequency range,” Applied Physics Letters, vol. 90, no. 2, Article ID 022904, 3 pages, 2007. View at Publisher · View at Google Scholar
  31. P. R. Bueno, M. A. Ramirez, J. A. Varela, and E. Longo, “Dielectric spectroscopy analysis of CaCu3Ti4O12 polycrystalline systems,” Applied Physics Letters, vol. 89, no. 19, Article ID 191117, 3 pages, 2006. View at Publisher · View at Google Scholar
  32. S. Ke, H. Fan, and H. Huang, “Dielectric relaxation in A2FeNbO6 (A = Ba, Sr, and Ca) perovskite ceramics,” Journal of Electroceramics, vol. 22, no. 1–3, pp. 252–256, 2009. View at Publisher · View at Google Scholar · View at Scopus
  33. A. P. Ramirez, G. Lawes, V. Butko, M. A. Subramanian, and C. M. Varma, “Colossal dielectric constants in braced lattices with defects,” http://arxiv.org/abs/cond-mat/0209498.
  34. B. I. Halperin and C. M. Varma, “Defects and the central peak near structural phase transitions,” Physical Review B, vol. 14, no. 9, pp. 4030–4044, 1976. View at Publisher · View at Google Scholar · View at Scopus