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Related Experiment Video

Updated: Jun 22, 2026

In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation
09:39

In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation

Published on: May 27, 2013

Supercontinuum generation in submicron fibre waveguides.

S Leon-Saval, T Birks, W Wadsworth

    Optics Express
    |June 2, 2009
    PubMed
    Summary
    This summary is machine-generated.

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    Submicron-diameter tapered fibres and photonic crystal fibre cores efficiently generated a single-mode supercontinuum across the visible spectrum using a low-power laser. This advancement in silica-air waveguides offers a compact solution for visible light generation.

    Area of Science:

    • Optics and Photonics
    • Materials Science

    Background:

    • Silica-air waveguides, including tapered fibres and photonic crystal fibre cores, are crucial for optical applications.
    • Low dispersion at 532 nm is a desirable characteristic for efficient light manipulation.

    Purpose of the Study:

    • To fabricate submicron-diameter tapered fibres and photonic crystal fibre cores.
    • To investigate the supercontinuum generation capabilities of these waveguides at 532 nm.

    Main Methods:

    • Conventional tapering process used for waveguide fabrication.
    • Utilized a low-power 532-nm microchip laser to generate nanosecond pulses.
    • Coupled laser pulses into fabricated silica-air waveguides.

    Main Results:

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    Published on: August 5, 2013

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    Last Updated: Jun 22, 2026

    In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation
    09:39

    In-situ Tapering of Chalcogenide Fiber for Mid-infrared Supercontinuum Generation

    Published on: May 27, 2013

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
    12:18

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

    Published on: August 5, 2013

  • Achieved a single-mode supercontinuum spanning the visible spectrum.
  • Supercontinuum generation occurred within centimeters of the waveguides.
  • Demonstrated efficient spectral broadening without significant spectral spreading beyond the visible range.

    • Conclusions:

    • Submicron-diameter tapered fibres and photonic crystal fibre cores are effective for generating broad visible supercontinuum.
    • The compact nature of these waveguides combined with low-power lasers offers a promising approach for visible light sources.