Crossref journal-article
AIP Publishing
Applied Physics Letters (317)
Abstract

We report on the out-of-plane piezoelectric response (d33), measured via piezoresponse scanning force microscopy, of submicron capacitors fabricated from epitaxial PbZrxTi1−xO3 thin films. Investigations on 1 μm2 and smaller capacitors show that the substrate-induced constraint is dramatically reduced by nanostructuring. At zero field, the experimentally measured values of d33 for clamped as well as submicron capacitors are in good agreement with the predictions from thermodynamic theory. The theory also describes very well the field dependence of the piezoresponse of clamped capacitors of key compositions on the tetragonal side of the PbZrxTi1−xO3 phase diagram as well as the behavior of submicron PbZr0.2Ti0.8O3 (hard ferroelectric) capacitors. However, the field-dependent piezoresponse of submicron capacitors in compositions closer to the morphotropic phase boundary (soft ferroelectrics) is different from the behavior predicted by the theoretical calculations.

Bibliography

Nagarajan, V., Stanishevsky, A., Chen, L., Zhao, T., Liu, B.-T., Melngailis, J., Roytburd, A. L., Ramesh, R., Finder, J., Yu, Z., Droopad, R., & Eisenbeiser, K. (2002). Realizing intrinsic piezoresponse in epitaxial submicron lead zirconate titanate capacitors on Si. Applied Physics Letters, 81(22), 4215–4217.

Authors 12
  1. V. Nagarajan (first)
  2. A. Stanishevsky (additional)
  3. L. Chen (additional)
  4. T. Zhao (additional)
  5. B.-T. Liu (additional)
  6. J. Melngailis (additional)
  7. A. L. Roytburd (additional)
  8. R. Ramesh (additional)
  9. J. Finder (additional)
  10. Z. Yu (additional)
  11. R. Droopad (additional)
  12. K. Eisenbeiser (additional)
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Dates
Type When
Created 22 years, 9 months ago (Nov. 21, 2002, 2:21 p.m.)
Deposited 1 year, 6 months ago (Feb. 3, 2024, 6:28 p.m.)
Indexed 1 month ago (July 19, 2025, 11:31 p.m.)
Issued 22 years, 9 months ago (Nov. 25, 2002)
Published 22 years, 9 months ago (Nov. 25, 2002)
Published Print 22 years, 9 months ago (Nov. 25, 2002)
Funders 0

None

@article{Nagarajan_2002, title={Realizing intrinsic piezoresponse in epitaxial submicron lead zirconate titanate capacitors on Si}, volume={81}, ISSN={1077-3118}, url={http://dx.doi.org/10.1063/1.1516857}, DOI={10.1063/1.1516857}, number={22}, journal={Applied Physics Letters}, publisher={AIP Publishing}, author={Nagarajan, V. and Stanishevsky, A. and Chen, L. and Zhao, T. and Liu, B.-T. and Melngailis, J. and Roytburd, A. L. and Ramesh, R. and Finder, J. and Yu, Z. and Droopad, R. and Eisenbeiser, K.}, year={2002}, month=nov, pages={4215–4217} }