• Near-noiseless amplification of light by a phase-sensitive fibre amplifier

    • Fulltext

       

        Click here to view fulltext PDF


      Permanent link:
      https://www.ias.ac.in/article/fulltext/pram/056/02-03/0281-0285

    • Keywords

       

      Fiber optics; parametric amplifier; Sagnac interferometer

    • Abstract

       

      We report near-noiseless (noise figure of 0.4 dB, which is an improvement over the theoretical limit of 1.2 dB for a conventional laser amplifier with the same gain of 1.7 dB) optical amplification of laser light in a phase-sensitive fibre amplifier.

    • Author Affiliations

       

      Dmitry Levandovsky1 Michael Vasilyev1 2 Prem Kumar1 2

      1. Tellabs Operations Inc., 4951 Indiana Avenue, Lisle, IL - 60532, USA
      2. Department of Electrical and Computer Engineering, Northwestern University, Evanston, Illinois - 60208-3118, USA
    • Dates

       
  • Pramana – Journal of Physics | News

    • Editorial Note on Continuous Article Publication

      Posted on July 25, 2019

      Click here for Editorial Note on CAP Mode

© 2017-2019 Indian Academy of Sciences, Bengaluru.