Chiral hybrid waveguide-plasmon resonances
WebGraphene-based waveguide is a suitable platform for supporting hybrid plasmon-solitons due to the large effective area and huge nonlinearity. For example, the propagation of solitary waves in a graphene-dielectric heterostructure may appear as in the form of higher order solitons or discrete solitons resulting from the competition between ... WebSurface plasmon resonance (SPR), where resonance is obtained for a specific combination of angle and wavelength of the incident light, is of particular interest for sensing applications, but is ...
Chiral hybrid waveguide-plasmon resonances
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WebWe propose a hybrid waveguide-plasmon system consisting of gold pillar arrays on top of a dielectric waveguide. The formation of extraordinary transmissions induced by the … WebMay 4, 2024 · The resonance energy and asymmetric lineshape indicate that this high-energy slow mode is due to the so-called γ-mode plasmon in AB-stacked bilayer …
WebMar 22, 2016 · In past experiments, these effects have been attributed entirely to the localized plasmonic resonances of single antennas. In this work, we demonstrate that, when chiral nanoparticles are arranged in diffractive arrays, lattice resonances play a primary role in determining the spin-dependent emission of light. WebSep 21, 2024 · Importantly, the 2nd mechanism gives the main contribution to the CD signal at the plasmon frequency when the absorption band of the chiral mol. is far from the plasmon resonance. This may happen in many cases since many biomols. are optically active in the UV range, whereas plasmon resonances in commonly used nanometals …
WebMar 28, 2024 · We first introduce the main techniques for fabricating metal nanowires, the plasmon modes in metal nanowires and the excitation/detection methods. We then discuss the fundamental properties of plasmon propagation and emission, including zigzag, chiral and spin-dependent propagation, mode conversion, loss and propagation length, group … WebOct 1, 2024 · Figure 1(a) schematically shows the hybrid chiral plasmon nanostructure. The top and bottom gold (Au) gratings are separated by a layer of Al 2 O 3.As will be …
Webvalues of chiral strength as a function of normalized frequency make the proposed struc-ture applicable for chiroptical and chemical sensing and enantiomeric detection in the …
WebJan 6, 2024 · Among the diverse candidates, optical dielectric microcavities, and localized surface plasmon resonances (LSPRs) have been studied … little and daviesWebIn this paper, a side-coupled triangle cavity in a plasmonic waveguide structure is proposed and numerically analyzed by the finite-difference time-domain (FDTD) method and coupled mode theory (CMT). Triple plasmonically induced transparency (PIT) was achieved when an extra triangle was added into the structure, and the transmission characteristics were … little and easyWebJan 6, 2024 · Among the diverse candidates, optical dielectric microcavities, and localized surface plasmon resonances (LSPRs) have been studied extensively to tailor the coupling between quantum emitters and ... little and davies victoria bcWebHybrid plasmonic waveguide. A hybrid plasmonic waveguide is an optical waveguide that achieves strong light confinement by coupling the light guided by a dielectric waveguide and a plasmonic waveguide. It is formed by separating a medium of high refractive index (usually silicon) from a metal surface (usually gold or silver) by a small gap. little and davies victoriaWebOct 1, 2024 · A circular waveguide with chiral dielectric lining was analyzed for hybrid mode dispersion relation. In chiral dielectric lining region, the different radial propagation … little anderson cafeWebSo far, it is only possible to use the polarized light perpendicular to the solid grid lines to excite waveguide–plasmon polaritons in a waveguide-supported hybrid structure. In our work, we use a plasmonic grating fabricated by colloidal self-assembly and an ultrathin injection layer to guide the resonant modes selectively. little and falaceWebSurface plasmon resonance (SPR) is a phenomenon that occurs where electrons in a thin metal sheet become excited by light that is directed to the sheet with a particular angle of incidence, and then travel parallel to the sheet.Assuming a constant light source wavelength and that the metal sheet is thin, the angle of incidence that triggers SPR is related to the … little anderson