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Simulated structures: (a) plasmonic microdisk filter and (b) plasmonic microdisk coupler.
(a) Scattering of SP as it propagates along the curved D-M interface. (b) Equivalent structure to curved region (following application of multi-layered dielectric coating).
(a) Transmittance versus incident wavelength for PM filter. (b) and (c) Magnetic field (Hz) contour at wavelength of 781 nm for multi-layered and one-layered dielectric coatings, respectively.
(a) Transmittance as a function of incident wavelength at ports 2 and 3 of PM coupler. (b) and (c) Magnetic field energy contour at wavelengths of 790 nm and 748 nm, respectively.
Transmittance as a function of incident wavelength of PM coupler at port 2 for various waveguide-to-microdisk distances.
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