Optical hole burning properties of europium-doped calcium bromide-based aluminoborate glasses

Hailian Liang, Hiromasa Hanzawa, Takashi Horikawa, Ken ichi Machida

Research output: Contribution to journalLetterpeer-review

1 Citation (Scopus)

Abstract

The calcium bromide-based aluminoborate glass doped with Eu2O3 was prepared at 1473 K in ambient atmosphere. Characteristic electron spin resonance features (g = 2.0, 2.8, 3.4, 4.7, and 6.0) gave the direct evidence for the presence of Eu2+ ions, suggesting that the self-reduction from Eu3+ to Eu2+ ions partially took place during the process of glass formation. Persistent spectral hole burning was observed from 10 to 300 K. The hole burning mechanism as well as the self-reduction for the Eu3+ ions was discussed.

Original languageEnglish
Pages (from-to)L6-L8
JournalJournal of Alloys and Compounds
Volume457
Issue number1-2
DOIs
Publication statusPublished - 2008 Jun 12
Externally publishedYes

Keywords

  • CaBr-based glass
  • Eu/Eu
  • Hole burning
  • Melt quenching
  • Optical memory

ASJC Scopus subject areas

  • Mechanics of Materials
  • Mechanical Engineering
  • Metals and Alloys
  • Materials Chemistry

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