We use white-light continuum Z-scan to measure the degenerate two-photon absorption spectrum and associated dispersion of the nonlinear refraction, n/sub 2/, of ZnSe/spl middot/n/sub 2/ changes sign at around 0.7 of the bandgap energy as predicted.


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    Titel :

    Two-photon absorption and the dispersion of nonlinear refraction using a white-light continuum Z-scan


    Beteiligte:
    Balu, M. (Autor:in) / Hales, J. (Autor:in) / Hagan, D.J. (Autor:in) / Van Stryland, E.W. (Autor:in)


    Erscheinungsdatum :

    01.01.2005


    Format / Umfang :

    434934 byte




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Elektronische Ressource


    Sprache :

    Englisch



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