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Structure and optical properties of BiFe 1 - XZn xO 3 thin films fabricated by pulsed laser deposition

  • East China Normal University
  • Shanghai University

科研成果: 期刊稿件文章同行评审

摘要

Multiferroic BiFe 1 - xZn xO 3 (0 ≤ x ≤ 0.10) thin films were prepared on LaNiO 3 coating Si substrates by pulsed laser deposition. X-ray diffraction data confirmed the substitutions of Zn into the Fe site. The films are the dominant orientation of (101). Three A 1 and five E modes are observed in Raman spectra. With increasing x, the position of the Raman active modes shift to higher wavenumber, and the full width at half maximum becomes smaller. At the photon energy of 2 eV, the refractive index is 2.71, and the extinction coefficient is close to zero. The band gap increases with the Zn amount, which may be caused by Burstein-Moss effect.

源语言英语
页(从-至)71-73
页数3
期刊Materials Letters
82
DOI
出版状态已出版 - 1 9月 2012

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