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Influence of Fe-doping on the structural, optical and magnetic properties of ZnO nanoparticles

  • Changzhen Liu
  • , Dawei Meng*
  • , Haixia Pang
  • , Xiuling Wu
  • , Jing Xie
  • , Xiaohong Yu
  • , Long Chen
  • , Xiaoyang Liu
  • *此作品的通讯作者
  • China University of Geosciences, Wuhan
  • Jilin University
  • Hubei University of Technology

科研成果: 期刊稿件文章同行评审

摘要

Zn 1-xFe xO (x=0-0.05) nanoparticles were synthesized without a catalyst by a two-step method. Fe was doped into ZnO by a source of metallic Fe sheets in a solid-liquid system at 80 °C, and the Zn 1-xFe xO nanoparticles were obtained by annealing at 300 °C. X-ray diffraction, X-ray photoelectron spectroscopy (XPS) and transmission electron microscopy were used to characterize the structural properties of the as-grown Zn 1-xFe xO. The optical properties were determined by Infrared and Ultraviolet-visible spectroscopy. The results confirm that the crystallinity of the ZnO is deteriorated due to Fe-doping. XPS results show that there is a mixture of Fe 0 and the Fe 3 in the representative Zn 0.95Fe 0.05O sample. The optical band gap of Zn 1-xFe xO is enhanced with increasing of Fe-doping. Room temperature ferromagnetism was observed in all the Fe-doped ZnO samples.

源语言英语
页(从-至)3356-3360
页数5
期刊Journal of Magnetism and Magnetic Materials
324
20
DOI
出版状态已出版 - 10月 2012
已对外发布

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