Characterization of (Ba0.65Sr0.35)(Ti0.65Zr0.35)O3 thin film

Jae Dong Byun, Jung Il Yoon, Sahn Nahm, Jin Cheol Kim

    Research output: Contribution to journalArticlepeer-review

    12 Citations (Scopus)

    Abstract

    The crystal structure and dielectric properties of (Ba0.65Sr0.35)(Ti0.65Zr0.35)O3 (BSTZ) films were investigated. The films were deposited on Pt/Ti/SiO2/Si(100) substrates by metal-organic decomposition (MOD) method and rf magnetron sputtering. The crystal structure of the BSTZ film was cubic perovskite, and the preferred orientation of the film varied with annealing temperature. The MOD film annealed at 750 °C exhibited excellent dielectric properties of dielectric constant, k≈1,000 and dissipation factor, tan δ≤0.04. The films also showed a very stable leakage current behavior vs. applied field. The leakage current density, J, increased smoothly with field, up to E = 0.3 MV/cm, and was 3.47×10-7 A/cm2 at 1.25 V.

    Original languageEnglish
    Pages (from-to)1755-1761
    Number of pages7
    JournalMaterials Research Bulletin
    Volume35
    Issue number11
    DOIs
    Publication statusPublished - 2000 Aug

    Bibliographical note

    Copyright:
    Copyright 2017 Elsevier B.V., All rights reserved.

    ASJC Scopus subject areas

    • General Materials Science
    • Condensed Matter Physics
    • Mechanics of Materials
    • Mechanical Engineering

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