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Solitones vectoriales heteronucleares y homonucleares en láseres

Yueqing Du¹, Zhenzhu Zhang¹, Heze Zhang¹

¹Northwestern Polytechnical University, Shaanxi Key Laboratory of Optical Information Technology, Key Laboratory of Light Field Manipulation and Information Acquisition, Ministry of Industry and Information Technology, School of Physical Science and Technology, Xi'an 710129, China.

Physical review letters

|January 20, 2026

Resumen

El acoplamiento de modos lineales (LMC) en láseres de fibra ultrarrápidos crea solitones vectoriales (VS) deformables. El LMC débil produce VS heteronucleares, mientras que el LMC fuerte genera VS homonucleares con movimientos únicos de "oruga".

Área de la Ciencia:

Óptica no lineal
Fotónica ultrarrápida
Tecnología de láseres de fibra

Sus antecedentes:

Los solitones vectoriales (VS) son estructuras localizadas en sistemas no lineales.
El impacto del acoplamiento lineal intermodal en las propiedades de los VS no se comprende bien.

Objetivo del estudio:

Investigar la influencia del acoplamiento de modos lineales (LMC) en la dinámica de los solitones vectoriales.
Explorar nuevos patrones de VS y sus aplicaciones potenciales en fuentes ópticas ultrarrápidas.

Principales métodos:

Se utilizó un láser de fibra ultrarrápido como plataforma experimental.
Se predijeron y demostraron los efectos del LMC en las estructuras temporales y espectrales de los VS.

Principales resultados:

El acoplamiento de modos lineales induce solitones vectoriales deformables.
El LMC débil da como resultado VS heteronucleares (modos de polarización disímiles).
El LMC fuerte conduce a VS homonucleares con movimientos de "oruga".

Conclusiones:

El LMC altera significativamente las características de los solitones vectoriales.
Se descubren nuevos patrones de VS, que ofrecen posibilidades versátiles de fuentes ópticas ultrarrápidas.

Palabras clave:

solitones vectoriales acoplamiento de modos lineales láseres de fibra ultrarrápidos óptica no lineal fotónica ultrarrápida

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