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Related papers: Directive Surface Plasmons on Tunable Two-Dimensio…

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Channeling surface plasmon-polaritons to control their propagation direction is of the utmost importance for future optoelectronic devices. Here, we develop an effective-index method to describe and characterize the properties of 2D…

An exact solution is obtained for the electromagnetic field due to an electric current in the presence of a surface conductivity model of graphene. The graphene is represented by an infinitesimally-thin, local and isotropic two-sided…

Materials Science · Physics 2009-11-13 George W. Hanson

We study theoretically and numerically spasing conditions and optical dynamics of a composite hyperbolic metamaterial interacting with gain molecules. By combining Maxwell-Bloch equations with Green's function approach, we calculate lasing…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Vitaliy N. Pustovit , Augustine M. Urbas , David E. Zelmon

Hyperbolic polaritons exhibit large photonic density of states and can be collimated in certain propagation directions. The majority of hyperbolic polaritons are sustained in man-made metamaterials. However, natural-occurring hyperbolic…

Mesoscale and Nanoscale Physics · Physics 2021-09-28 Fanjie Wang , Chong Wang , Andrey Chaves , Chaoyu Song , Guowei Zhang , Shenyang Huang , Yuchen Lei , Qiaoxia Xing , Lei Mu , Yuangang Xie , Hugen Yan

This paper presents an analytical study of TM-polarized surface plasmon polaritons (SPPs) in nonlinear multi-layer structures containing graphene sheets. In the general structure, each graphene sheet has been sandwiched between two…

We study and actively control the coherent properties of Surface Plasmon Polaritons (SPPs) optically exited on a nano-hole array. Amplitude and phase of the optical excitation are externally controlled via a digital spatial light modulator…

Optics · Physics 2013-04-05 B. Gjonaj , J. Aulbach , P. M. Johnson , A. P. Mosk , L. Kuipers , A. Lagendijk

A quantized form of Surface Plasmon Polariton (SPP) modes propagating on the metal thin film is provided, which is based on the Green's tensor method. Since the media will be considered lossy and dispersive, the amplification and…

Quantum Physics · Physics 2016-05-24 Z. Allameh , R. Roknizadeh , R. Masoudi

Because surface plasmon polaritons (SPPs) are surface waves characterized by one free transverse dimension, the only monochromatic diffraction-free spatial profiles for SPPs are cosine and Airy waves. Pulsed SPP wave packets have been…

Metasurfaces, with intrinsically planar nature and subwavelength thickness, provide us unconventional methodologies to not only mold the flow of propagating waves but also manipulate near-field waves. Plasmonic metasurfaces with topological…

Surface plasmon polaritons (SPPs) carry transverse optical spin within the evanescent field, which has enabled the demonstration of various chiral light-matter interactions in classical and quantum systems. To achieve high spin selectivity…

Surface plasmon polaritons (SPP or SP) are electromagnetic waves propagating along metal dielectric interfaces and existing over a wide range of frequencies. They have become popular because of their sub-wavelength confinement and the…

Optics · Physics 2012-11-08 Vasily V. Temnov

The optical properties of infinite planar array of scattering particles, metasurfaces and metagratings, are attracting special attention lately for their rich phenomenology, including both plasmonic and high-refractive-index dielectric…

Surface plasmon polaritons in graphene couple strongly to surface phonons in polar substrates leading to hybridized surface plasmon-phonon polaritons (SPPPs). We demonstrate that a surface acoustic wave (SAW) can be used to launch…

Mesoscale and Nanoscale Physics · Physics 2018-05-24 R. Fandan , J. Pedrós , J. Schiefele , A. Boscá , J. Martínez , F. Calle

A rigorous formulation for the scattering of surface plasmon polaritons (SPP) from a one-dimensional surface defect of any shape that yields the electromagnetic field in the vacuum half-space above the vacuum-metal interface is developed by…

Condensed Matter · Physics 2009-10-31 J. A. Sanchez-Gil , A. A. Maradudin

We demonstrate both analytically and numerically the existence of optical pulling forces acting on particles located near plasmonic interfaces. Two main factors contribute to the appearance of this negative reaction force. The interference…

Optics · Physics 2016-01-25 M. I. Petrov , S. V. Sukhov , A. A. Bogdanov , A. S. Shalin , A. Dogariu

Surface Plasmon Polaritons (SPP) are exploited due to their intriguing properties for photonic circuits fabrication and miniaturization, for surface enhanced spectroscopies and imaging beyond the diffraction limit. However, the excitation…

A graphene sheet gated with a ridged ground plane, creating a soft-boundary (SB) graphene nanoribbon, is considered. By adjusting the ridge parameters and bias voltage a channel can be created on the graphene which can guide TM surface…

Optics · Physics 2013-09-25 Ebrahim Forati , George W. Hanson

We present a numerical study and analytical model of the optical near-field diffracted in the vicinity of subwavelength grooves milled in silver surfaces. The Green's tensor approach permits computation of the phase and amplitude dependence…

Optics · Physics 2009-11-13 Gaetan Leveque , Olivier J. F. Martin , John Weiner

In the present work we theoretically investigated the excitation of surface plasmon-polaritons (SPPs) in deformed graphene by attenuated total reflection method. We considered the Otto geometry for SPPs excitation in graphene. Efficiency of…

Recently studied hyperbolic materials host unique phonon-polariton (PP) modes. The ultra-short wavelengths of these modes, which can be much smaller than those of conventional exciton-polaritons, are of high interest for extreme…

Mesoscale and Nanoscale Physics · Physics 2015-08-26 Andrea Tomadin , Alessandro Principi , Justin C. W. Song , Leonid S. Levitov , Marco Polini