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Advances in Condensed Matter Physics
Volume 2013, Article ID 373079, 7 pages
http://dx.doi.org/10.1155/2013/373079
Research Article

Phase Relations in (Ln = Nd & Sm) Electroceramics

1Research School of Chemistry, Australian National University, Acton, Australian Capital Territory 0200, Australia
2Centre for Advanced Microscopy, Australian National University, Acton, Australian Capital Territory 0200, Australia
3Mesaplexx Pty. Ltd., 31 Kurilpa Street, West End, Brisbane, Queensland 4101, Australia

Received 31 May 2013; Accepted 28 July 2013

Academic Editor: Danyang Wang

Copyright © 2013 Amanda L. Snashall 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. T. Sebastian, Dielectric Ceramics For Wireless Communication, 1st edition, 2008.
  2. R. L. Bolton, Temperature Compensating Ceramic Capacitors in the System Barium Oxide-Rare Earth Oxide-Titania, 1968.
  3. A. M. Gens, M. B. Varfolomeev, V. S. Kostomarov, and S. S. Korovin, “Crystal-chemical and electrophysical properties of complex titanates of rare earth elements and barium,” Zhurnal Neorganicheskoi Khimii, vol. 26, no. 4, pp. 896–898, 1981. View at Google Scholar
  4. H. Ohsato, “Research and development of microwave dielectric ceramics for wireless communications,” Journal of the Ceramic Society of Japan, vol. 113, no. 1323, pp. 703–711, 2005. View at Publisher · View at Google Scholar · View at Scopus
  5. D. Suvorov, M. Valant, and D. Kolar, “The role of dopants in tailoring the microwave properties of Ba63xLn8+2xTi18O54 R = (La-Gd) Ceramics,” Journal of Materials Science, vol. 32, no. 24, pp. 6483–6488, 1997. View at Google Scholar · View at Scopus
  6. M. Valant, D. Suvorov, and C. J. Rawn, “Intrinsic reasons for variations in dielectric properties of Ba63xLn8+2xTi18O54 R = (La-Gd) solid solutions,” Japanese Journal of Applied Physics, vol. 38, no. 5, pp. 2820–2826, 1999. View at Google Scholar · View at Scopus
  7. H. Ohsato, J. Sugino, A. Komura, S. Nishigaki, and T. Okuda, “Microwave dielectric properties of Ba4(Nd28/3-yRy)Ti18O54 (R = Eu, Dy, Ho, Er and Yb) solid solutions,” Japanese Journal of Applied Physics, vol. 38, no. 9, pp. 5625–5628, 1999. View at Google Scholar · View at Scopus
  8. T. Negas and P. K. Davies, “Influence of chemistry and processing on the electrical properties of Ba6-3xLn8+2xTi18O54 solid solutions,” Ceramic Transactions, vol. 53, pp. 179–196, 1995. View at Google Scholar
  9. S.-F. Wang, Y.-F. Hsu, Y.-R. Wang et al., “Densification, microstructural evolution and dielectric properties of Ba6-3x(Sm1-yNdy)8+2x Ti18O54 microwave ceramics,” Journal of the European Ceramic Society, vol. 26, no. 9, pp. 1629–1635, 2006. View at Publisher · View at Google Scholar · View at Scopus
  10. Y. Li and X. M. Chen, “Effects of sintering conditions on microstructures and microwave dielectric properties of Ba6-3x(Sm1-yNdy )8+2x Ti18O54 ceramics (x=2/3),” Journal of the European Ceramic Society, vol. 22, no. 5, pp. 715–719, 2002. View at Publisher · View at Google Scholar · View at Scopus
  11. K. M. Cruickshank, X. Jing, G. Wood, E. E. Lachowski, and A. R. West, “Barium neodymium titanate electroceramics: phase equilibria studies of Ba63xLn8+2xTi18O54 solid solution,” Journal of the American Ceramic Society, vol. 79, no. 6, pp. 1605–1610, 1996. View at Google Scholar · View at Scopus
  12. L. Zhang, X. M. Chen, N. Qin, and X. Q. Liu, “Upper limit of x in Ba63xLn8+2xTi18O54 new tungsten bronze solid solution,” Journal of the European Ceramic Society, vol. 27, no. 8-9, pp. 3011–3016, 2007. View at Publisher · View at Google Scholar · View at Scopus
  13. H. Ohsato, T. Ohhashi, S. Nishigaki, T. Okuda, K. Sumiya, and S. Suzuki, “Formation of solid solutions of new tungsten bronze-type microwave dielectric compounds Ba63xLn8+2xTi18O54 (R = neodymium and samarium, 0LTHEXAXLTHEXA1),” Japanese Journal of Applied Physics, vol. 32, no. 9, pp. 4323–4326, 1993. View at Google Scholar · View at Scopus
  14. A. L. Snashall, L. Norén, Y. Liu, T. Yamashita, F. Brink, and R. L. Withers, “Phase analysis and microwave dielectric properties of BaO-Nd2O3-5TiO2 composite ceramics using variable size TiO2 reagents,” Ceramics International, vol. 38, no. 1, pp. S153–S157, 2012. View at Publisher · View at Google Scholar · View at Scopus
  15. A. G. Belous, O. V. Ovchar, M. Valant, and D. Suvorov, “Solid-state reaction mechanism for the formation of Ba6xLn8+2x/3Ti18O54 (Ln = Nd, Sm) solid solutions,” Journal of Materials Research, vol. 16, no. 8, pp. 2350–2356, 2001. View at Google Scholar · View at Scopus
  16. H. Ohsato, “Science of tungstenbronze-type like Ba63xLn8+2xTi18O54 (R = rare earth) microwave dielectric solid solutions,” Journal of the European Ceramic Society, vol. 21, no. 15, pp. 2703–2711, 2001. View at Publisher · View at Google Scholar · View at Scopus
  17. I. M. Reaney, “Effect of octahedral tilt transitions on the properties of perovskites and related materials,” Ferroelectrics, vol. 222, no. 1–4, pp. 401–410, 1999. View at Google Scholar
  18. J. Takahashi, K. Kageyama, and K. Kodaira, “Microwave dielectric properties of lanthanide titanate ceramics,” Japanese Journal of Applied Physics, vol. 32, no. 9, pp. 4327–4331, 1993. View at Google Scholar · View at Scopus