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Title: Dynamics of ultrashort-pulse generation by Raman fiber lasers: cascade self-mode locking, optical pulsons, and solitons

Journal Article · · Opt. Lett.; (United States)
DOI:https://doi.org/10.1364/OL.11.000168· OSTI ID:6113628

The dynamics of ultrashort-pulse generation in Raman fiber lasers is numerically investigated. The regime of cascade self-mode locking in the process of generation of higher-order Stokes components as well as formation of ultrashort solitary pulses with a high contrast of radiation are described. The generation of optical solitons at the Stokes frequency is shown to be the result of a cooperative effect of self-phase modulation, negative group-velociy dispersion, and distributed stimulated Raman scattering. In the same way we explain the formation of pulses with regularly pulsating amplitude and frequency modulation; we call these optical pulsons.

Research Organization:
General Physics Institute, Academy of Sciences of the USSR, Vavilov Street, 38, 117942, Moscow, USSR
OSTI ID:
6113628
Journal Information:
Opt. Lett.; (United States), Vol. 11:3
Country of Publication:
United States
Language:
English

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