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A corrugated long-period grating with pitch formed along the core of a channel waveguide.
Dependence of (a) the modal dispersion factor , the grating pitch , and (b) the temperature sensitivity of the resonance wavelength, , on the core thickness for various values of , assuming , , , , , , , and .
Dependence of the modal dispersion factor and the grating pitch on (a) the core width and (b) the cladding thickness , assuming , , , , , and .
Normalized transmission spectra for the TE polarization measured at different temperatures for (a) Sample A and (b) Sample B.
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