• 제목/요약/키워드: PLT bufer

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PLT buffer층의 삽입에 따른 강유전 PZT박막의 특성 향상 (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)

  • 임성훈;이은선;정현우;이상렬
    • 한국전기전자재료학회:학술대회논문집
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    • 한국전기전자재료학회 2004년도 하계학술대회 논문집 Vol.5 No.1
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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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