Highly confined “spoof” surface plasmons (SSPs) are predicted and observed in a perforated metal film coated with a thin dielectric layer. They are better confined than conventional guided modes and SSPs while controllable by perforations geometry.
© 2011 OSA
H. Mousavi, A. Khanikaev, B. Neuner III, Y. Avitzour, D. Korobkin, G. Ferro, and G. Shvets, "Highly Confined Hybrid Spoof Surface Plasmons in Ultra-thin Metal/Dielectric Heterostructures," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper QThA5.
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