Waveguide gratings reflecting at wavelengths near 1530 nm were fabricated by laser ablation of thin Ta/sub 2/O/sub 5/ films on glass waveguides. Variation of reflectivity from 0.3 dB to 34 dB was achieved by alteration of the superstrate refractive index.


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    Title :

    Superstrate index control of waveguide grating reflectivity


    Contributors:


    Publication date :

    2001-01-01


    Size :

    163171 byte




    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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