Optical fibre with a germanate glass core for lasing near 2 μm

V. V. Dvoyrin, V. M. Mashinsky, L. D. Iskhakova, M. V. Yashkov, V. F. Khopin, A. N. Gur'Yanov, E. M. Dianov

Research output: Contribution to journalArticlepeer-review

Abstract

An optical fibre with a core based on thulium-doped germanate glass (45SiO2 - 55GeO2) and a silica cladding is developed for the first time. Lasing on Tm3+ ions (λ = 1:862 μm) with an output power up to 70 mW at a slope efficiency of 37% is obtained in a laser based on this fibre.

Original languageEnglish
Pages (from-to)1103-1105
Number of pages3
JournalQuantum Electronics
Volume40
Issue number12
DOIs
Publication statusPublished - 1 Dec 2010

Keywords

  • Fibre lasers.
  • Optical fibres

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