Bismuth-activated luminescent materials for broadband optical amplifier in WDM system

  • Mingying Peng*
  • , Botao Wu
  • , Ning Da
  • , Chen Wang
  • , Danping Chen
  • , Congshan Zhu
  • , Jianrong Qiu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

76 Scopus citations

Abstract

New broadband near infrared luminescence covering the whole work windows (1260-1625 nm) of the current wavelength division multiplexing (WDM) system was found from bismuth-activated M2O-Al2O3-SiO2 (M = Li, Na) and Li2O-Ta2O5-SiO2 glasses at room temperature in the case of 808 nm-laser excitation. But the near infrared luminescence mechanism of the bismuth-activated glasses is not well understood up to now. The figure-of-merits of bandwidth and gain of the glasses are better than those of Er3+-doped silicate glasses and Ti3+ doped sapphire, implying they are the promising gain-medium candidates for the broadband amplifiers and the widely tunable laser sources.

Original languageEnglish
Pages (from-to)1221-1225
Number of pages5
JournalJournal of Non-Crystalline Solids
Volume354
Issue number12-13
DOIs
StatePublished - 15 Feb 2008
Externally publishedYes

Keywords

  • Absorption
  • Germanates
  • Luminescence
  • Optical properties
  • Optical spectroscopy
  • Oxide glasses
  • Silicates

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