Enhancement of room temperature ferromagnetism in C-doped ZnO films by nitrogen codoping

  • J. B. Yi
  • , L. Shen
  • , H. Pan
  • , L. H. Van
  • , S. Thongmee
  • , J. F. Hu
  • , Y. W. Ma
  • , J. Ding
  • , Y. P. Feng

Research output: Contribution to journalArticlepeer-review

50 Scopus citations

Abstract

The effect of nitrogen on the magnetic properties of C-doped ZnO has been investigated. It has been found that a low concentration of N doping does not lead to an apparent change of the magnetization in C-doped ZnO films. When N doping concentration exceeds 0.05 at. %, the magnetization of C-ZnO films increases significantly (more than 85%). The increased magnetization is mainly due to the enhanced moment of carbon, resulted from N doping. The successful fabrication of p -type diluted magnetic semiconductor may be of interest for spintronic applications.

Original languageEnglish
Article number07C513
JournalJournal of Applied Physics
Volume105
Issue number7
DOIs
StatePublished - 2009
Externally publishedYes

ASJC Scopus subject areas

  • General Physics and Astronomy

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