Optical fibre with an offset core for SBS suppression

  • M. M. Khudyakov
  • , V. V. Alekseev
  • , D. S. Lipatov
  • , A. N. Guryanov
  • , V. Temyanko
  • , M. M. Bubnov
  • , M. E. Likhachev

Research output: Contribution to journalArticlepeer-review

Abstract

To raise the stimulated Brillouin scattering (SBS) threshold, we have fabricated an optical fibre having a core heavily doped with germanium oxide and displaced from the fibre axis. A method has been proposed for broadening the SBS gain spectrum of the fibre by winding it onto a smalldiameter spool, and a broadening of the spectrum by 5.4 dB has been demonstrated, which indicates an increase in SBS threshold by 4.1 dB.

Original languageEnglish (US)
Pages (from-to)228-231
Number of pages4
JournalQuantum Electronics
Volume51
Issue number3
DOIs
StatePublished - Mar 2021

Keywords

  • Offset core
  • Optical fibre
  • SBS

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Statistical and Nonlinear Physics
  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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