Beilstein J. Nanotechnol.2022,13, 1408–1417, doi:10.3762/bjnano.13.116
researchers have focused their interests on the single high-Q resonance of various structures and proposed different types of structures to achieve high-Q-factors, such as metallic structures based on surface plasmon resonances [5][6], Mieresonance-based dielectric structures [7][8], and high-contrast
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Figure 1:
Schematic of the double-layer symmetric gratings structure.
Beilstein J. Nanotechnol.2018,9, 460–467, doi:10.3762/bjnano.9.44
intensity of third harmonic light can be obtained for this system, via heating. This hybrid metasurface can find a wide range of applications in slow light, nonlinear optics and bio-chemical sensing.
Keywords: dielectrics; directionality; metasurfaces; Mieresonance; plasmonics; reversible tuning
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Figure 1:
Diagram of the metasurface. The geometrical parameters are Lx = 100 nm, Ly = 600 nm, Lz = 200 nm, t...