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Microcombas de solitón integradas y llave en mano

Boqiang Shen1, Lin Chang2, Junqiu Liu3

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|June 20, 2020
PubMed
Resumen
Este resumen es generado por máquina.

Los investigadores desarrollaron un nuevo sistema de microcomb solitón que se integra con un láser de bomba para una operación inmediata. Este avance simplifica los complejos protocolos de inicio, lo que permite la producción en gran volumen de peines de frecuencia óptica basados en chips.

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Área de la Ciencia:

  • Fotónica y ingeniería óptica
  • Óptica integrada
  • Tecnologías Cuánticas

Sus antecedentes:

  • Los peines de frecuencia óptica son cruciales para numerosas aplicaciones científicas y tecnológicas.
  • Los solitones de Kerr disipativos en los microrresonadores son la clave para los sistemas de peine en miniatura e integrados.
  • Los sistemas microcomb existentes requieren un arranque y una retroalimentación complejos, lo que dificulta la integración.

Objetivo del estudio:

  • Para demostrar un régimen de funcionamiento llave en mano para microcombas de solitón co-integradas con una bomba láser.
  • Para eliminar la necesidad de complejos circuitos de control fotónicos y electrónicos en los sistemas de microcomb.
  • Para permitir la producción en grandes volúmenes de microcombas de solitón basadas en chips.

Principales métodos:

  • Demostración experimental y descripción teórica de un nuevo régimen de operación de microcombas de solitón.
  • Co-integración de los microrresonadores con las bombas láser.
  • Utilizando resonadores de alto factor de Si3N4.

Principales resultados:

  • Se ha demostrado la generación inmediata de solitones tras la activación del láser de la bomba, eliminando el arranque complejo.
  • Se han logrado microcombas con frecuencias de repetición tan bajas como 15 GHz.
  • Integrado con éxito el sistema en un paquete de la mariposa estándar de la industria.

Conclusiones:

  • El régimen de operación llave en mano desarrollado simplifica significativamente los sistemas de microcomb.
  • Este avance allana el camino para la adopción generalizada de microcombas de solitón basadas en chips.
  • El sistema integrado y fácil de operar ofrece ventajas convincentes para la fabricación de grandes volúmenes.