Gain-assisted ultra-high-Q spoof plasmonic resonator for the sensing of polar liquids.
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DOI: 10.1364/oe.26.025460
Abstract: By directly incorporating a sub-wavelength amplifier chip into the spoof plasmonic resonator, the quality (Q) factor of the original passive resonator has been significantly increased by several orders of magnitude. The spoof plasmonic resonator is… read more here.
Keywords: spoof plasmonic; polar liquids; ultra high; resonator ... See more keywords
Broadband nonreciprocal spoof plasmonic phase shifter based on transverse Faraday effects.
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DOI: 10.1364/oe.462863
Abstract: Spoof surface plasmon polaritons (SSPPs) have aroused widespread concern due to their strong ability in field confinement at low frequencies. For miniaturized integrated circuits, there is a pressing need for nonreciprocal spoof plasmonic platforms that… read more here.
Keywords: transverse faraday; phase; spoof plasmonic; phase shifter ... See more keywords
Dispersion engineering of spoof plasmonic metamaterials via interdigital capacitance structures.
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DOI: 10.1364/ol.482465
Abstract: This work presents an approach to realize the dispersion engineering of spoof plasmonic metamaterials with controllable cutoff frequencies. Interdigital capacitance structures are applied to construct the unit cells. Dispersion properties are firstly analyzed to investigate… read more here.
Keywords: dispersion engineering; interdigital capacitance; capacitance structures; plasmonic metamaterials ... See more keywords
Miniaturized Spoof Plasmonic Antennas with Good Impedance Matching
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DOI: 10.3390/nano13010136
Abstract: The ability of spoof surface plasmon polaritons (SSPPs) to confine electromagnetic fields in a subwavelength regime enables the design of miniaturized antennas. However, the impedance matching scheme for miniaturized spoof plasmonic antennas has not been… read more here.
Keywords: plasmonic antennas; impedance matching; miniaturized spoof; antennas good ... See more keywords
Robust tuning of high-Q spoof plasmonic cavity with surface defect
Sign Up to like & getrecommendations! Published in 2018 at "Applied Physics Express"
DOI: 10.7567/apex.11.062202
Abstract: We demonstrate that tunable whispering gallery modes can be supported in a spoof plasmonic cavity with a deep-subwavelength scale by inserting periodic metal strips into a silicon cylinder. The resonant frequencies of modes can be… read more here.
Keywords: whispering gallery; spoof plasmonic; surface; plasmonic cavity ... See more keywords