7 , by increasing the lattice constant from 340 nm, it has an upward trend and the FWHM has a decreasing trend, and at the value of 460 nm, it has reached its optimal mode, the highest value of transmission and the lowest FWHM, and then it has a reverse trend.
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Sensitivity and quality factor improvement of photonic crystal sensors by geometrical optimization of waveguides and micro-ring resonators combination.
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