Parabolic pulse evolution in normally dispersive fiber amplifiers preceding the similariton formation regime
Author(s) -
Christophe Finot,
Francesca Parmigiani,
Periklis Petropoulos,
David J. Richardson
Publication year - 2006
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.14.003161
Subject(s) - chirp , optics , amplifier , fiber amplifier , chirped pulse amplification , self phase modulation , pulse (music) , phase (matter) , pulse shaping , physics , pulse compression , power (physics) , optical amplifier , phase modulation , materials science , ultrashort pulse , nonlinear optics , optoelectronics , laser , telecommunications , phase noise , radar , cmos , quantum mechanics , detector , computer science
We show analytically and numerically that parabolic pulses and similaritons are not always synonyms and that a self-phase modulation amplification regime can precede the self-similar evolution. The properties of the recompressed pulses after SPM amplification are investigated. We also demonstrate that negatively chirped parabolic pulses can exhibit a spectral recompression during amplification leading to high-power chirp-free parabolic pulses at the amplifier output.
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