Structure, optical and magnetic properties of Bi 1-x Eu x FeO 3 films fabricated by pulsed laser deposition

  • Jian Liu
  • , Hongmei Deng
  • , Liping Zhu
  • , Kezhi Zhang
  • , Xiankuan Meng
  • , Huiyi Cao
  • , Pingxiong Yang*
  • , Junhao Chu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

Multiferroic Bi 1-x Eu x FeO 3 (BEFO x , x = 0, 0.03, 0.05, 0.07, 0.10) films were grown on (1 00) SrTiO 3 substrates by pulsed laser deposition. X-ray diffraction analysis indicates the strong (h00) peaks, and no impurity phases are observed. Atomic force microscopy shows the root mean square roughness of the films is less than 0.87 nm, which indicates the BEFOx films are smooth and uniform. Transmittance spectra demonstrate that the optical band gap of the BEFOx films decreases with increasing Eu content. The saturation magnetization M s of the BEFO x films is significantly enhanced with increasing Eu content, which provides potential applications in magnetoelectric memory devices and data storage media.

Original languageEnglish
Pages (from-to)78-81
Number of pages4
JournalApplied Surface Science
Volume316
Issue number1
DOIs
StatePublished - 2014

Keywords

  • Eu-doped BiFeO
  • Optical and magnetic properties
  • Pulsed laser deposition
  • Thin films

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