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Schematic configuration of the proposed tunable polymeric wavelength filter.
SEM photograph of the fabricated imprint stamp.
(a) UV-imprint procedure for the waveguide grating (b) SEM photograph of replicated Bragg grating in the lower cladding.
TO wavelength tuning of the filter (a) transmission spectra for various applied electrical powers (b) center wavelength as a function of applied electrical power.
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