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PZT thin film preparation on Pt/Ti electrode by RF magnetron sputtering

  • D. X. Lu*
  • , E. Y.B. Pun
  • , Y. L. Zhang
  • , E. M.W. Wong
  • , P. S. Chung
  • , L. B. Huang
  • , Z. Y. Lee
  • *Corresponding author for this work
  • City University of Hong Kong

Research output: Contribution to conferencePaperpeer-review

Abstract

We have investigated the structural and electrical properties of lead-zirconate-titanate (PZT) thin films prepared on Pt/Ti/Si substrates by rf magnetron sputtering. The as-deposited 1.0 μm-thick thin films were completely crystallized into the perovskite phase at 500 °C for 60 min in oxygen. The structure and the lattice parameter, the dielectric loss and the dielectric constant have been examined as a function of annealing temperature and frequency, respectively. The 1.0 μm-thick thin film annealed at 650 °C for 60 min has a remnant polarization Pr of 13.2 μC/cm2 and a coercive field Ec of 55.5 kV/cm, the dielectric constant decreases from 950 to 500 as frequency increases from 10 Hz to 1000 kHz. The dielectric constant has the lowest value when the frequency is 20 kHz. The 0.47 μm-thick thin film annealed at 600 °C for 60 min has a remnant polarization Pr of 16.3 μC/cm2 and a coercive fields Ec of 117.6 kV/cm.

Original languageEnglish
Pages451-454
Number of pages4
StatePublished - 1996
Externally publishedYes
EventProceedings of the 1996 10th IEEE International Symposium on Applications of Ferroelectrics, ISAF. Part 1 (of 2) - East Brunswick, NJ, USA
Duration: 18 Aug 199621 Aug 1996

Conference

ConferenceProceedings of the 1996 10th IEEE International Symposium on Applications of Ferroelectrics, ISAF. Part 1 (of 2)
CityEast Brunswick, NJ, USA
Period18/08/9621/08/96

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