Optical controlled third harmonic generation in azo polymer thin films via one-or two-photon excitation is demonstrated. This effect is attributed to reversible change of third order susceptibility due to trans-to-cis isomerization of azo-bond molecules.


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    Title :

    Optical control of cubic nonlinearity in azo-polymer thin films


    Contributors:


    Publication date :

    2001-01-01


    Size :

    153116 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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