Enhanced fatigue property of PZT thin films using LaNiO3 thin layer as bottom electrode

  • X. J. Meng*
  • , J. L. Sun
  • , J. Yu
  • , G. S. Wang
  • , S. L. Guo
  • , J. H. Chu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

37 Scopus citations

Abstract

A highly (100)-oriented metallic LaNiO3 film was prepared directly on a Si substrate by a simple metalorganic decomposition (MOD) technique using lanthanum nitrate and nickel acetate as the starting sources. Subsequent Pb(Zr, Ti)O3 (PZT) thin films deposited on the LaNiO3coated Si substrate were obtained by a modified sol-gel method. It was found that the PZT thin films began to form a single perovskite phase at a tow annealing temperature of 530 °C, and exhibited highly (100) orientation. A ferroelectric capacitor of Pt/Pb(Zr, Ti)O3/LaNiO3/Si annealed at 600 °C displayed a good P - E hysteresis characteristic and was fatigue-free even after 1011 switching cycles.

Original languageEnglish
Pages (from-to)323-325
Number of pages3
JournalApplied Physics A: Materials Science and Processing
Volume73
Issue number3
DOIs
StatePublished - 2001
Externally publishedYes

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