Phase development and dielectric responses in PMN-BNT ceramics
(1 - x)Pb(Mg1/3Nb2/3)O3-x(Bi0.5Na0.5)TiO3 ceramics were prepared by the conventional mixed-oxide method. All compositions show complete perovskite solid solutions and the structure to change from cubic to rhombohedral at x = 0.5. The dielectric constant and dielectric loss tangent were measured as a...
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th-cmuir.6653943832-62782014-08-30T03:24:02Z Phase development and dielectric responses in PMN-BNT ceramics Jaitanong N. Vittayakorn W.C. Chaipanich A. (1 - x)Pb(Mg1/3Nb2/3)O3-x(Bi0.5Na0.5)TiO3 ceramics were prepared by the conventional mixed-oxide method. All compositions show complete perovskite solid solutions and the structure to change from cubic to rhombohedral at x = 0.5. The dielectric constant and dielectric loss tangent were measured as a function of both temperature and frequency. The results indicated a relaxor ferroelectric behavior for all ceramics. The temperature at maximum of the dielectric constant of PMN-BNT ceramics were seen to increase with increasing BNT content. Moreover, the broadest dielectric peak occurs at x = 0.9, which leads to a morphotropic phase boundary in this system. © 2010 Elsevier Ltd and Techna Group S.r.l. 2014-08-30T03:24:02Z 2014-08-30T03:24:02Z 2010 Article 2728842 10.1016/j.ceramint.2010.01.003 CINND http://www.scopus.com/inward/record.url?eid=2-s2.0-77950518458&partnerID=40&md5=b72b5ecf920e6c229359dba82630e7c7 http://cmuir.cmu.ac.th/handle/6653943832/6278 English |
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(1 - x)Pb(Mg1/3Nb2/3)O3-x(Bi0.5Na0.5)TiO3 ceramics were prepared by the conventional mixed-oxide method. All compositions show complete perovskite solid solutions and the structure to change from cubic to rhombohedral at x = 0.5. The dielectric constant and dielectric loss tangent were measured as a function of both temperature and frequency. The results indicated a relaxor ferroelectric behavior for all ceramics. The temperature at maximum of the dielectric constant of PMN-BNT ceramics were seen to increase with increasing BNT content. Moreover, the broadest dielectric peak occurs at x = 0.9, which leads to a morphotropic phase boundary in this system. © 2010 Elsevier Ltd and Techna Group S.r.l. |
| format |
Article |
| author |
Jaitanong N. Vittayakorn W.C. Chaipanich A. |
| spellingShingle |
Jaitanong N. Vittayakorn W.C. Chaipanich A. Phase development and dielectric responses in PMN-BNT ceramics |
| author_facet |
Jaitanong N. Vittayakorn W.C. Chaipanich A. |
| author_sort |
Jaitanong N. |
| title |
Phase development and dielectric responses in PMN-BNT ceramics |
| title_short |
Phase development and dielectric responses in PMN-BNT ceramics |
| title_full |
Phase development and dielectric responses in PMN-BNT ceramics |
| title_fullStr |
Phase development and dielectric responses in PMN-BNT ceramics |
| title_full_unstemmed |
Phase development and dielectric responses in PMN-BNT ceramics |
| title_sort |
phase development and dielectric responses in pmn-bnt ceramics |
| publishDate |
2014 |
| url |
http://www.scopus.com/inward/record.url?eid=2-s2.0-77950518458&partnerID=40&md5=b72b5ecf920e6c229359dba82630e7c7 http://cmuir.cmu.ac.th/handle/6653943832/6278 |
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