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Recent developments in thin-film fabrication and processing open up interesting possibilities for both established and emerging optics technologies. There, one of the key questions requiring more complete understanding is by how much one…

Optics · Physics 2025-01-03 Pyry Kivisaari , Mikko Partanen , Jani Oksanen

We investigate theoretically and numerically the coupling between elastic and localized surface plasmon modes in a system of gold nanocylinders separated from a thin gold film by a dielectric spacer of few nanometers thickness. That system…

Transmission spectra of metallic films or membranes perforated by arrays of subwavelength slits or holes have been widely interpreted as resonance absorption by surface plasmon polaritons (SPPs). Alternative interpretations involving…

Optics · Physics 2009-11-11 G. Gay , O. Alloschery , B. Vairis de Lesegno , J. Weiner , H. J. Lezec

We study the effect of one-side metallization of a uniform ferromagnetic thin film on its spin-wave dispersion relation in the Damon-Eshbach geometry. Due to the finite conductivity of the metallic cover layer on the ferromagnetic film the…

Mesoscale and Nanoscale Physics · Physics 2015-06-18 M. Mruczkiewicz , M. Krawczyk

In plasmonic systems, the enhanced photonic spin Hall effect (PSHE) was previously possible only for horizontal polarization. By employing the wave-guiding surface plasmon resonance (WG-SPR) effect, we report a giant photonic spin Hall…

Optics · Physics 2022-08-10 Monu Nath Baitha , Kyoungsik Kim

Surface plasmon resonances of metallic nanostructures offer great opportunities to guide and manipulate light on the nanoscale. In the design of novel plasmonic devices, a central topic is to clarify the intricate relationship between the…

Optics · Physics 2019-09-11 Sanghyeon Yu , Habib Ammari

Nanostructured metal surfaces comprised of periodically arranged spherical voids are grown by electrochemical deposition through a self-assembled template. Detailed measurements of the angle- and orientation-dependent reflectivity reveal…

Optics · Physics 2007-05-23 T. A. Kelf , Y. Sugawara , J. J. Baumberg , M. Abdelsalam , P. N. Bartlett

Recent experiments have shown that spatial dispersion may have a conspicuous impact on the response of plasmonic structures. This suggests that in some cases the Drude model should be replaced by more advanced descriptions that take spatial…

All surface plasmon resonance (SPR) devices on single-mode optical fibers' (SMF) end facets, as reported up to date, are limited by severely broad and shallow resonance spectra. The consequent poor performance when they are used as…

Optics · Physics 2016-08-26 Xiaolong He , Hui Yi , Jing Long , Xin Zhou , Jie Yang , Tian Yang

The quasi-bound electromagnetic modes for the arrays of nanoholes perforated in thin gold film are analyzed both numerically by the rigorous coupled wave analysis (RCWA) method and semi-analytically by the coupled mode method. It is shown…

Optics · Physics 2015-06-10 Munehiro Nishida , Noriyuki Hatakenaka , Yutaka Kadoya

Ferrites are distinct material for electromagnetic applications due to its unique spin precession. In this paper, Casimir pressure effect by deploying magnetically tunable surface plasmon quanta in stratified structure of using ferrite and…

Instrumentation and Detectors · Physics 2013-10-08 Mahmut Obol

We report on the modification of tin (Sn) film surfaces under a laser beam irradiation that triggers surface plasmon polariton (SPP) excitations. The observed surface features in the form of small raised grains, with well-defined rooting,…

Materials Science · Physics 2023-10-31 Vamsi Borra , Srikanth Itapu , Victor G. Karpov , Daniel G. Georgiev

A detailed formulation for the effects of the surface integrity, i.e. surface topography, surface metallurgy, and surface mechanical properties, on the mechanics of ultra-thin films is proposed in the framework of linear elasticity. In this…

Applied Physics · Physics 2017-12-27 M. Shaat

Spin dephasing by the Dyakonov-Perel mechanism in metallic films deposited on insulating substrates is revealed, and quantitatively examined by means of density functional calculations combined with a kinetic equation. The…

Mesoscale and Nanoscale Physics · Physics 2016-11-30 Nguyen H. Long , Phivos Mavropoulos , David S. G. Bauer , Bernd Zimmermann , Yuriy Mokrousov , Stefan Blügel

The effect of the electron temperature on both the light absorption and the scattering by metal nanoparticles (MNs) with excitation of the surface plasmon electron vibrations is studied in the framework of the kinetic theory. The formulae…

Mesoscale and Nanoscale Physics · Physics 2013-11-25 N. I. Grigorchuk

Surface plasmon resonance (SPR) has been intensively studied and widely employed for light trapping and absorption enhancement. In the mid-infrared and terahertz (THz) regime, graphene supports the tunable SPR via manipulating its Fermi…

Optics · Physics 2017-11-15 Shuyuan Xiao , Tao Wang , Yuebo Liu , Chen Xu , Xu Han , Xicheng Yan

The electronic environment causes decoherence and dissipation of the collective surface plasmon excitation in metallic nanoparticles. We show that the coupling to the electronic environment influences the width and the position of the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Guillaume Weick , Gert-Ludwig Ingold , Rodolfo A. Jalabert , Dietmar Weinmann

A homogeneous negative permeability sphere can support magnetic localized surface plasmons (MLSPs). Generally, negative permeability materials are metamaterial (MM) structures exhibiting very deep subwavelength spatial scales, whose effects…

Applied Physics · Physics 2020-12-18 Carlo Rizza , Angelo Galante , Elia Palange , Marcello Alecci

We propose wideband bandpass filters based on multipole resonances of spoof localized surface plasmons (SLSPs). The resonance characteristics and geometric tunability of SLSPs are investigated under microstrip excitations. Strong coupling…

Applied Physics · Physics 2020-04-15 Xuanru Zhang , Di Bao , Jun Feng Liu , Tie Jun Cui

Surface plasmon polaritons (SPPs) in a semi-bounded degenerate plasma (e.g., a metal) are studied using the quasiclassical mean-field kinetic model, taking into account the spatial dispersion of the plasma (due to quantum degeneracy of…

Plasma Physics · Physics 2012-12-14 Yuriy Tyshetskiy , Sergey V. Vladimirov , Roman Kompaneets