Thermally induced nonlinear mode coupling in high power fiber amplifiers

Mette Marie Johansen, Kristian Rymann Hansen, Thomas T. Alkeskjold, Jesper Lægsgaard

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    Thermally induced nonlinear mode coupling leads to transverse mode instability (TMI) in high power fiber amplifiers. A numerical model including altering mode profiles from thermal effects and waveguide perturbations predicts a TMI threshold of ~200W.
    Original languageEnglish
    Title of host publicationNonlinear Optics Technical Digest
    Number of pages2
    PublisherOptical Society of America
    Publication date2013
    Publication statusPublished - 2013
    EventNonlinear Optics (NLO 2013) - Kohala Coast, Hawaii, United States
    Duration: 21 Jul 201326 Jul 2013


    ConferenceNonlinear Optics (NLO 2013)
    Country/TerritoryUnited States
    CityKohala Coast, Hawaii
    Internet address

    Bibliographical note

    This paper was published in Nonlinear Optics Technical Digest and is made available as an electronic reprint with the permission of OSA. The paper can be found at the following URL on the OSA website: Systematic or multiple reproduction or distribution to multiple locations via electronic or other means is prohibited and is subject to penalties under law.


    • Fiber optics communications
    • Fiber optics links and subsystems


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