• Title/Summary/Keyword: PLT bufer

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Enhancement of the ferroelectric properties of $Pb(Zr,Ti)O_3$ thin films with $Pb(La,Ti)O_3$ buffers fabricated by pulsed laser deposition (PLT buffer층의 삽입에 따른 강유전 PZT박막의 특성 향상)

  • Lim, Sung-Hoon;Lee, Eun-Sun;Chung, Hyun-Woo;Lee, Sang-Yeol
    • Proceedings of the Korean Institute of Electrical and Electronic Material Engineers Conference
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    • 2004.07a
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    • pp.67-69
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    • 2004
  • The $Pb(Zr,Ti)O_3$ thin films were fabricated with $Pb(La,Ti)O_3$ buffers in-situ onto $Pt/Ti/SiO_2/Si$ substrates by pulsed laser deposition technique using a Nd:YAG laser with energy density of $2.5J/cm^2$, and deposited for 10 minutes at $550^{\circ}C$ of substrate temperature. And then, the films have been annealed at $550^{\circ}C$ in oxygen ambient pressure. The remanent polarization value is increased by using buffer layers but coercive field of films is slightly increased.

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