Structural and Piezoelectric Properties of (1-x)Pb(Zr1-yTiy)O3-xPb(Zn0.4Ni0.6)1/3Nb2/3O3 Ceramics Near Triple Point

  • Joon Hur
  • , Jong Hyun Kim
  • , Tae Gon Lee
  • , In Tae Seo
  • , Dae Hyeon Kim
  • , Sahn Nahm*
  • , Chong Yun Kang
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

The crystal structure and piezoelectric properties of (1-x)Pb(Zr1-yTiy)O3-xPb(Zn0.4Ni0.6)1/3Nb2/3O3 [(1-x)PZ1-yTy-xPZNN] ceramics were investigated. The 0.665PZ0.45T0.55-0.335PZNN ceramic has the triple point composition, where the rhombohedral, pseudocubic, and tetragonal structures coexist. Maximum d33 and kp values of 770 pC/N and 0.69, respectively, were observed from this specimen; it also exhibited a large εT33o value of 3250. Although the maximum d33 value was obtained from the triple point composition specimen, its g33 and d33 × g33 values were relatively small because of its large εT33o value. However, the 0.665PZ0.46T0.54-0.335PZNN ceramic, which has a rhombohedral structure, exhibited a large g33 value of 43 × 10-3 Vm/N and a d33 × g33 value of 27 000 × 10-15m2/N. Therefore, this ceramic is a good candidate for multilayer actuators and piezoelectric energy harvesters.

Original languageEnglish
Pages (from-to)2887-2893
Number of pages7
JournalJournal of the American Ceramic Society
Volume98
Issue number9
DOIs
Publication statusPublished - 2015 Sept 1

Bibliographical note

Publisher Copyright:
© 2015 The American Ceramic Society.

ASJC Scopus subject areas

  • Ceramics and Composites
  • Materials Chemistry

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