Multiwavelength Fiber Laser Covering far L and U Bands in a Dual Cavity Configuration

Khurram Karim Qureshi*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

14 Scopus citations

Abstract

This research investigates and demonstrates a unique configuration of a multiwavelength fiber ring laser covering far L and U bands by employing a booster optical amplifier (BOA), a stabilizer beam, and a Mach-Zehnder interferometer (MZI) in a dual cavity arrangement. By reducing the loss in the central cavity from 10 to 0 dB, the number of generated lasing wavelengths can be increased from 15 to 30, respectively. The observed side mode suppression ratio (SMSR) for most of these lasing wavelengths is larger than 60 dB. The generated lasing lines are relatively stable where peak power and wavelength variations of within 1 dB and 0.08 nm are observed.

Original languageEnglish
Article number9363918
Pages (from-to)321-324
Number of pages4
JournalIEEE Photonics Technology Letters
Volume33
Issue number6
DOIs
StatePublished - 15 Mar 2021

Bibliographical note

Publisher Copyright:
© 1989-2012 IEEE.

Keywords

  • Booster optical amplifier
  • Mach-Zehnder interferometer
  • multiwavelength laser

ASJC Scopus subject areas

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

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