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(a) Asymmetrically corrugated planar micro-channel with dimensional parameters (RF current distribution on the conductor surface) and (b) dispersion curves of 1st and 2nd fundamental plasmonic bands in spatial harmonics.
(a) SEM images of UV-fabricated sample (with the straight coupler), (b) measured reflection (S11) and transmission (S21) graphs, and (c) transmission graphs of experiment and simulations with respect to the channel heights of 360 μm and 370 μm.
(a) Back-to-back assembly model of the L-bend directional couplers, (b) SEM image of the test sample fabricated by nano-machining, (c) transmission (S21), and (d) reflection (S11) graphs from experiment and simulation.
(a) 40 mm long SWS model with the L-bend directional couplers, (b) and (c) SEM images of the test sample fabricated by nano-machining.
(a) Reflection (S11) and (b) transmission (S21) graphs from experiment and simulation (inset is the electric field distribution).
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