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Gain-controlled taming of recurrent modulation instability

delete2024-09-25
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OA
AI
G
Guillaume Vanderhaegen
P
Pascal Szriftgiser
A
Alexandre Kudlinski
A
Andrea Armaroli *
M
Matteo Conforti
A
Arnaud Mussot
S
S. Trillo
DOI:10.1103/PhysRevResearch.6.033335delete
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Abstract

Abstract

En 中文
We show how the recurrence phenomenon characteristic of the nonlinear stage of induced modulational instability in a passive fiber is affected by forcing. An additional linear amplification, even if extremely weak, induces separatrix crossing corresponding to critical values of the gain around which the recurrence process considerably slows down, switching between dynamical orbits of different kind. We present evidence for such phenomenon in a fiber optics experiment where the gain is finely tuned by means of Raman amplification. A theoretical explanation is also provided that matches almost perfectly with our experimental results.
Keywords:
PERIODIC-SOLUTIONS
NONLINEAR STAGE
DEEP-WATER
DYNAMICS
WAVES
TRAINS

Journal

Physical Review Research cover
Physical Review Research
IF:
4.2
Papers:
7.6K
Citations:
2.7W

Organization

C
centre national de la recherche scientifique (cnrs)
Scholars:
24.5W
Papers: 18.2W
Citations: 279
U
universite de lille
Scholars:
2.7W
Papers: 2.0W
Citations: 15