Evidence for the presence of Eu2+ in (Y,Eu)-Si-Al-O-N glass by luminescence spectroscopy

H. T. Hintzen, J. W.H. Van Krevel, D. De Graaf, R. Metselaar, Y. Menke, S. Hampshire

Research output: Contribution to journalArticlepeer-review

Abstract

The evidence for the presence of Eu2+ in (Y,Eu)-Si-Al-O-N glass was studied by luminescence spectroscopy. It was observed that the (Y,Eu)-Si-Al-O-N glass shows a band centered around 450 nm, which was typical for transitions from the 5d to the 4f level of divalent Eu. The deviating behavior of the Eu-Si-Al-O-N glass with respect to mechanical properties of Ln-Si-Al-O-N glasses in which the lanthanides ion Ln was present in the trivalent state was also studied. It was found that the bandwidth of the Eu 2+ emission was about 5000-6000 cm-1 which was about the same halfwidth as observed for Eu2+ present on a single site in crystalline silicate and aluminate materials.

Original languageEnglish
Pages (from-to)2237-2238
Number of pages2
JournalJournal of Materials Science
Volume39
Issue number6
DOIs
Publication statusPublished - 15 Mar 2004

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