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Properties of piezoelectric PZT thin films for microactuator applications

  • D. Damjanovic*
  • , K. G. Brooks
  • , A. Kholkin
  • , M. Kohli
  • , T. Maeder
  • , P. Muralt
  • , N. Setter
  • *Corresponding author for this work
  • Swiss Federal Institute of Technology Lausanne

Research output: Contribution to journalConference articlepeer-review

16 Citations (Scopus)

Abstract

The piezoelectric properties of lead zirconate titanate (PZT) thin films deposited on thick silicon substrates and thin silicon membranes were investigated using optical interferometry. The effect of the geometrical constraints and clamping effects on the piezoelectric response is discussed. The study of the dielectric permittivity and the loss as a function of the amplitude of the alternating electric field reveals that extrinsic contributions to the dielectric permittivity become active at large fields. The DC electric field has the effect of freezing out the extrinsic contributions. The influence of the dielectric loss on the piezoelectric properties is discussed.

Original languageEnglish
Pages (from-to)429-434
Number of pages6
JournalMaterials Research Society Symposium - Proceedings
Volume360
Publication statusPublished - 1995
Externally publishedYes
EventProceedings of the 1994 MRS Fall Meeting - Boston, MA, USA
Duration: 28 Nov 199430 Nov 1994

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