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Nonlinear dielectric response in (1-x)Pb(Zn1/3Nb 2/3)O3-x PbTiO3 (x=0.045 and 0.08) single crystals

  • S. S.N. Bharadwaja
  • , E. Hong
  • , S. J. Zhang
  • , L. E. Cross
  • , S. Trolier-Mckinstry

Research output: Journal Publications and Reviews › RGC 21 - Publication in refereed journal › peer-review

Abstract

The nonlinear dielectric response in [001] and [111] (1-x) Pb (Zn13 Nb23) O3 -x PbTiO3 (x=0.045 and 0.08) single crystals was investigated as a function of frequency between 30 and 250 °C. For comparison, a parallel study was carried out on a BaTiO3 single crystal. Both second and third harmonic polarization components were detected in Pb (Zn13 Nb23) O3 -PbTiO3 and BaTiO3 single crystals, and were observed to go through maxima at the phase transition temperatures. The third harmonic signal was nearly frequency independent for BaTiO3, but strongly dispersive in Pb (Zn13 Nb23) O3 -PbTiO3. The strong frequency dependence appears to be characteristic of some relaxor substructure of the domains. © 2007 American Institute of Physics.
Original languageEnglish
Article number104102
JournalJournal of Applied Physics
Volume101
Issue number10
DOIs
Publication statusPublished - 2007
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

Funding

The authors would like to acknowledge TRS Technologies, as well as Professor Tom Shrout and his group at Penn State for providing single-crystal samples. The authors are grateful to Professor C. A. Randall at Penn State University and Dr. Dragan Damjanovic at EPFL (Switzerland) for fruitful discussion. Dr. Raviprakash Jayaraman is sincerely thanked for his assistance in debugging the computer programs. Funding for this research was provided by the Pennsylvania State University, Penn State Materials Research Institute, the Commonwealth of Pennsylvania, and by NSF through the Material Research Science and Engineering Center Program (DMR-0080019 and DMR-0213623).

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