Energy exchange between orthogonally polarized waves by cascaded quasi-phase-matched processes

B. F. Johnston, P. Dekker, S. M. Saltiel, M. J. Withford, Y. S. Kivshar

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    Abstract

    By identifying appropriate quasi-phase-matching (QPM) conditions in z-cut congruent lithium niobata, we demonstrate simultaneous QPM of type-I (ooe) and higher order type-0 (eee) second-harmonic-generation, which share a common second harmonic wave. We demonstrate this experimentally at 1064nm, and show that cascading between these processes occurs. The cascading can result in energy exchange between the cross-polarized fundamentals, indicative of an equivalent 3rd order process. The nonlinear phase shifts and transfer functions resulting from this cascading are explored numerically.

    Original languageEnglish
    Title of host publicationPhotonics
    Subtitle of host publicationDesign, Technology, and Packaging III
    DOIs
    Publication statusPublished - 2008
    EventPhotonics: Design, Technology, and Packaging III - Canberra, Australia
    Duration: 5 Dec 20077 Dec 2007

    Publication series

    NameProceedings of SPIE - The International Society for Optical Engineering
    Volume6801
    ISSN (Print)0277-786X

    Conference

    ConferencePhotonics: Design, Technology, and Packaging III
    Country/TerritoryAustralia
    CityCanberra
    Period5/12/077/12/07

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