Figure 2 | Scientific Reports

Figure 2

From: Optimization of tunable guided-mode resonance filter based on refractive index modulation of graphene

Figure 2The alternative text for this image may have been generated using AI.

Configurations of four different multilayer guided-mode resonance filters illuminated by TE-polarized light; The graphene (a) located between the grating and waveguide layers, (b) covers the grooves and ridges of the diffraction grating, (c) supported on the top surfaces of the grating, and (d) located between the waveguide layer and the substrate.

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