Thulium channel channel waveguide laser with 69.7% efficiency

Koop van Dalfsen, S. Aravazhi, C. Grivas, Sonia Maria García Blanco, Markus Pollnau

    Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic

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    Laser experiments on thulium-gadolinium-lutetium-yttrium-co-doped, buried, ridge-type channel waveguides in a monoclinic potassium double tungstate demonstrate a maximum slope efficiency of 69.7% and output powers up to ~300 mW at ~1.9 μm.
    Original languageUndefined
    Title of host publicationAdvanced Solid-State Photonics, ASSP 2012 - Semiconductor and Waveguide Lasers
    Place of PublicationWashington DC
    PublisherOptical Society of America
    PagesPaper AM5A.3
    Number of pages3
    ISBN (Print)978-1-55752-933-6
    Publication statusPublished - Jan 2012
    EventAdvanced Solid-State Photonics, ASSP 2012 - San Diego, CA, USA, San Diego, United States
    Duration: 29 Jan 20121 Feb 2012

    Publication series

    PublisherOptical Society of America


    ConferenceAdvanced Solid-State Photonics, ASSP 2012
    Abbreviated titleASSP 2012
    Country/TerritoryUnited States
    CitySan Diego
    Other29 January - 3 February 2012


    • IR-79674
    • METIS-285129
    • Waveguides
    • IOMS-APD: Active Photonic Devices
    • channeled
    • Thin film devices and applications
    • EWI-21512

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