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Measurement of piezoelectric coefficients of ferroelectric thin films

Lefki, K., Dormans, G. J. M.·1994·Journal of Applied Physics

Abstract

This article presents measurements of piezoelectric coefficients of lead zirconate titanate (PZT) thin films. The normal load method is used to measure the coefficients for PZT films with various compositions prepared by the sol-gel technique or by organometallic chemical vapor deposition (OMCVD). The as-deposited OMCVD films have a piezoelectric coefficient of 20–40×10−12 m/V, whereas the unpoled sol-gel films are not piezoelectric. After poling the thin films having a composition near the morphotropic phase boundary; these values increase to 200×10−12 m/V for OMCVD films and 400×10−12 m/V for sol-gel films. The difference may arise from an incomplete poling of the OMCVD films.

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Metadata

Authors
Lefki, K., & Dormans, G. J. M.
Venue
Journal of Applied Physics
Published
1994-08-01
Volume
76
Issue
3
Pages
1764-1767
ISSN
  • 0021-8979 (ISSN-L)
  • 1089-7550
OpenAlex
W2074869505
Cited by
593
References
0
FWCI
7.39
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Measurement of piezoelectric coefficients of ferroelectric thin films. https://app.cochat.ai/papers/10.1063/1.357693
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Lefki, K., & Dormans, G. J. M. (1994). Measurement of piezoelectric coefficients of ferroelectric thin films. Journal of Applied Physics. https://doi.org/10.1063/1.357693

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