Effect of post-annealing treatment on the structure and luminescence properties of AIN: Tb3+thin films prepared by radio frequency magnetron sputtering

K. Y. Tucto Salinas, L. F. Flores Escalante, J. A. Guerra Torres, R. Grieseler, T. Kups, J. Pezoldt, A. Osvet, M. Batentschuk, R. Weingärtner

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

Terbium-doped aluminum nitride thin films have been deposited by radio frequency magnetron sputtering. The influence of annealing treatments on structural, morphological and luminescence properties of the films is examined with the aim to optimize post-deposition annealing conditions. Temperatures starting from 500 up to 1000°C using two annealing techniques were investigated: rapid thermal processing and quartz tube furnace. X-ray diffraction analysis revealed the formation of aluminum oxide and aluminum oxynitride phases at temperatures higher than 750°C. The oxygen content in the surface layer was measured with energy dispersive X-ray. The terbium emission was obtained after excitation either by photons or electrons. The films treated with rapid thermal processing at 750°C resulted in the highest emission.

Original languageEnglish
Title of host publicationMaterial Science and Engineering Technology V
EditorsYunqiu He, Ramesh K. Agarwal, Jean-Jacques Delaunay
PublisherTrans Tech Publications Ltd
Pages299-302
Number of pages4
ISBN (Print)9783035710281
DOIs
StatePublished - 2017
Event5th International Conference on Material Science and Engineering Technology, ICMSET 2016 - Tokyo, Japan
Duration: 29 Oct 201631 Oct 2016

Publication series

NameMaterials Science Forum
Volume890 MSF
ISSN (Print)0255-5476
ISSN (Electronic)1662-9752

Conference

Conference5th International Conference on Material Science and Engineering Technology, ICMSET 2016
Country/TerritoryJapan
CityTokyo
Period29/10/1631/10/16

Keywords

  • Aluminum nitride
  • Cathodoluminescence
  • Photoluminescence excitation
  • Rare earths
  • Terbium
  • Wide bandgap semiconductor

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