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PL studies on ZnO single crystals implanted with thulium ions

  • M. Peres
  • , J. Wang
  • , M. J. Soares
  • , A. Neves
  • , T. Monteiro*
  • , E. Rita
  • , U. Wahl
  • , J. G. Correia
  • , E. Alves
  • *Corresponding author for this work
  • University of Aveiro
  • Instituto Tecnológico e Nuclear
  • University of Lisbon

Research output: Contribution to journalConference articlepeer-review

Abstract

ZnO single crystals implanted with different fluences of thulium ions and subject to different annealing conditions present multiple-Tm related optical centres. After implantation, the Tm ions are incorporated in a highly damaged region, some of them being placed at Zn sites (Szn). Following annealing, the optical activation of Tm ions is accompanied by a progressive lattice recovery. The main intraionic luminescence, observed with above band gap excitation, is dominated by the near infrared emission due to the 3H43H6 transition and can be observed up to near RT.

Original languageEnglish
Pages (from-to)747-753
Number of pages7
JournalSuperlattices and Microstructures
Volume36
Issue number4-6
DOIs
StatePublished - Oct 2004
Externally publishedYes
EventEuropean Materials Research Society 2004, Symposium L. InN - Strasbourg, France
Duration: 24 May 200428 May 2004

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