High peak-to-background-ratio solitons in a coherently driven active fiber cavity

Autor: Nicolas Englebert, Carlos Mas Arabí, Simon-Pierre Gorza, François Leo
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: APL Photonics, Vol 8, Iss 12, Pp 120802-120802-5 (2023)
Druh dokumentu: article
ISSN: 2378-0967
DOI: 10.1063/5.0159693
Popis: We demonstrate that the peak-to-background ratio of driven solitons can be greatly improved by harnessing the cavity detuning. We use a driven fiber laser pumped below the lasing threshold to increase the finesse and excite solitons in a very wide range of detuning δ. When driving a 50 m long fiber cavity close to the anti-resonance condition (δ = π), we excite sub-800 fs solitons with a peak-to-background ratio close to 30 000. The experimental results are in good agreement with simple theoretical models describing the soliton peak power and the background power.
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