Nonlinear Fourier transform for optical data processing and transmission: advances and perspectives

SK Turitsyn, JE Prilepsky, ST Le, S Wahls, LL Frumin… - Optica, 2017 - opg.optica.org
Fiber-optic communication systems are nowadays facing serious challenges due to the fast
growing demand on capacity from various new applications and services. It is now well …

Random distributed feedback fibre lasers

SK Turitsyn, SA Babin, DV Churkin, ID Vatnik, M Nikulin… - Physics reports, 2014 - Elsevier
The concept of random lasers exploiting multiple scattering of photons in an amplifying
disordered medium in order to generate coherent light without a traditional laser resonator …

Random distributed feedback fibre laser

SK Turitsyn, SA Babin, AE El-Taher, P Harper… - Nature …, 2010 - nature.com
The concept of random lasers making use of multiple scattering in amplifying disordered
media to generate coherent light has attracted a great deal of attention in recent years. Here …

Nonlinear signal multiplexing for communication beyond the Kerr nonlinearity limit

ST Le, V Aref, H Buelow - Nature Photonics, 2017 - nature.com
Current optical fibre transmission systems rely on modulation, coding and multiplexing
techniques that were originally developed for linear communication channels. However …

Nonlinear inverse synthesis and eigenvalue division multiplexing in optical fiber channels

JE Prilepsky, SA Derevyanko, KJ Blow, I Gabitov… - Physical review …, 2014 - APS
We scrutinize the concept of integrable nonlinear communication channels, resurrecting and
extending the idea of eigenvalue communications in a novel context of nonsoliton coherent …

Ultralong single‐ended random fiber laser and sensor

B Han, H Wu, Y Liu, S Dong, Y Rao… - Laser & Photonics …, 2023 - Wiley Online Library
Random fiber laser (RFL) utilizing stimulated Raman scattering and distributed random
Rayleigh backscattering in fiber as optical gain and feedback mechanisms, respectively, has …

Phase-sensitive optical time domain reflectometer assisted by first-order Raman amplification for distributed vibration sensing over> 100 km

HF Martins, S Martin-Lopez, P Corredera… - Journal of Lightwave …, 2014 - ieeexplore.ieee.org
In this study, the authors present an experimental and theoretical description of the use of
first order Raman amplification to improve the performance of a Phase-sensitive optical time …

Four-wave-mixing-induced turbulent spectral broadening in a long Raman fiber laser

SA Babin, DV Churkin, AE Ismagulov, SI Kablukov… - JOSA B, 2007 - opg.optica.org
We present a detailed analytical self-consistent theory based on wave kinetic equations that
describes generation spectrum and output power of a Raman fiber laser (RFL). It is shown …

Raman fiber lasers with a random distributed feedback based on Rayleigh scattering

DV Churkin, SA Babin, AE El-Taher, P Harper… - Physical Review A, 2010 - APS
We demonstrate lasing based on a random distributed feedback due to the Raman amplified
Rayleigh backscattering in different types of cavities with and without conventional point …

Analysis of laser radiation using the Nonlinear Fourier transform

S Sugavanam, MK Kopae, J Peng, JE Prilepsky… - Nature …, 2019 - nature.com
Modern high-power lasers exhibit a rich diversity of nonlinear dynamics, often featuring
nontrivial co-existence of linear dispersive waves and coherent structures. While the …