Fabrication and properties of high quality transparent Ho:YAG ceramics

Hao Yang, Jian Zhang, Xianpeng Qin, Dewei Luo, Jan Ma, Dingyuan Tang, Qitu Zhang

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

2 Scopus citations

Abstract

High quality holmium doped Yttrium Aluminum Garnet (YAG) transparent ceramics were fabricated by a reactive sintering method under vacuum. Fully dense Ho:YAG ceramics with the average grain size of ∼ 10 μm were obtained after vacuum sintering at 1780 °C for 8 h. The optical properties, microstructures and photoluminescence spectra of the fabricated Ho:YAG ceramics were investigated. The transmittances of Ho:YAG ceramic are higher than 82% at 400 nm and 84% at 2400 nm. The absorption coefficient was 1.32 cm-1 for 1.5 at.% Ho:YAG at 1907 nm. And the absorption cross section of the Ho:YAG ceramic is 0.645×10-20 cm2.

Original languageEnglish
Title of host publicationAdvanced Structural and Functional Materials for Protection
PublisherTrans Tech Publications Ltd
Pages51-54
Number of pages4
ISBN (Print)9783037853658
DOIs
StatePublished - 2012
EventInternational Conference on Materials for Advanced Technologies, ICMAT2011, Symposium T - Advanced Structural and Functional Materials for Protection - Singapore, Singapore
Duration: 26 Jun 20111 Jul 2011

Publication series

NameSolid State Phenomena
Volume185
ISSN (Print)1012-0394

Conference

ConferenceInternational Conference on Materials for Advanced Technologies, ICMAT2011, Symposium T - Advanced Structural and Functional Materials for Protection
Country/TerritorySingapore
CitySingapore
Period26/06/111/07/11

Keywords

  • Ho:YAG
  • Optical properties
  • Reactive sintering method
  • Transparent ceramics

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