Visible spectrum for film.
Photoinduced change in refractive index and film thickness with UV irradiation time for as-evaporated film.
XRD spectra for film before and after UV irradiation.
Change in refractive index and film thickness with annealing temperature for as-evaporated film.
Change in refractive index of films with repeated annealing and UV irradiation cycles at (a) 130 and (b) .
XRD spectra for films after irradiation (IRR) and after two annealing/irradiation cycles.
Dependence of refractive index change induced by strong UV irradiation of films on annealing temperature.
Near-field distribution of guided wave at 632.8 nm in channel waveguide.
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