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Elastic, dielectric, and piezoelectric constants of Pb(In 1/2Nb1/2)O3-Pb (Mg1/3Nb 2/3)O3-PbTiO3 single crystal poled along [011]c

Enwei Sun, Shujun Zhang, Jun Luo, Thomas R. Shrout, Wenwu Cao

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

Ternary single crystals xPb(In1/2Nb1/2)O3 - (1-x-y) Pb(Mg1/3Nb2/3)O3-yPbTiO3 (PIN-PMN-PT) poled along [011]c showed remarkable electromechanical properties. We report complete sets of elastic, dielectric, and piezoelectric constants of PIN-PMN-28%PT and PIN-PMN-32%PT, measured by using combined resonance and ultrasonic methods. The electromechanical coupling coefficients k15, k32, and k33 can reach 0.95, 0.90, and 0.92, and the piezoelectric strain coefficients d15, d32, and d33 are as high as 3354 pC/N, -1781 pC/N, and 1363 pC/N, respectively. These full matrix data sets provide the base for fundamental studies on domain engineering phenomena as well as urgently needed input data for the design of electromechanical devices using [011] c poled PIN-PMN-PT single crystals. © 2010 American Institute of Physics.
Original languageEnglish
Article number032902
JournalApplied Physics Letters
Volume97
Issue number3
DOIs
Publication statusPublished - 19 Jul 2010
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 <a href="mailto:[email protected]">[email protected]</a>.

Funding

This research was supported by the NIH under Grant No. P41-EB21820 and ONR under Grant Nos. N00014-09-01-0456 and N00014-07-C-0858, and the Chinese Ministry of Education for the oversea joint-training Ph.D. student program.

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