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.
Superstrate index control of waveguide grating reflectivity
2001-01-01
163171 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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