Design of an Interferometric Fiber Optic Parametric Amplifier for the Rejection of Unwanted Four-Wave Mixing Products

Vladimir Gordienko, Filipe M. Ferreira, Vitor Ribeiro, Nicholas Doran

Research output: Contribution to journalArticlepeer-review

Abstract

We introduce a novel interferometric fiber optic parametric amplifier (FOPA) allowing for suppression of unwanted four-wave mixing products. We perform simulations of two configurations whereas one rejects idlers and the other rejects nonlinear crosstalk from the signal output port. The numerical simulations presented here demonstrate the practical feasibility of suppressing idlers across by >28 dB across at least 10 THz enabling the reuse of the idler frequencies for signal amplification and thus doubling the employable FOPA gain bandwidth. We demonstrate it can be achieved even when the interferometer employs real-world couplers by introducing a small attenuation in one of the interferometer arms.
Original languageEnglish
Pages (from-to)8226-8239
Number of pages14
JournalOptics Express
Volume31
Issue number5
DOIs
Publication statusPublished - 27 Feb 2023

Bibliographical note

Funding Information:
Funding. Engineering and Physical Sciences Research Council (EP/R024057/1 (FPA-ROCS), EP/S003436/1 (PHOS), EP/S016171/1 (EEMC)); UK Research and Innovation (Future Leaders Fellowship MR/T041218/1).

Publisher Copyright:
© 2023 OSA - The Optical Society. All rights reserved.

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