English
Related papers

Related papers: Fano resonance in two-dimensional optical waveguid…

200 papers

We show an intriguing connection between the coherence of spectral domain interference of two electromagnetic modes in Fano resonance and the resulting degree of polarization of light. A theoretical treatment is developed by combining a…

We study light scattering from a periodically modulated two dimensional electron gas in a perpendicular magnetic field. If a subband is partially filled, the imaginary part of the dielectric function as a function of frequency contains…

Mesoscale and Nanoscale Physics · Physics 2009-10-30 Arne Brataas , C. Zhang , K. A. Chao

The two-mode even and odd coherent states and two-mode squeezed correlated state are discussed. Photon distribution functions, means, dispersions, Fano factor for even and odd coherent states and squeezed correlated state are calculated.…

Quantum Physics · Physics 2019-03-27 Sergey V. Kuznetsov , Aleksander V. Kyusev , Olga V. Man'ko

We extend the conventional transfer matrix method to include anisotropic features for electron transmission in two-dimensional materials, such as breaking reflection law in pseudo-spin phases and wave vectors. This method allows to study…

Materials Science · Physics 2022-12-15 Erik Díaz-Bautista , Yonatan Betancur-Ocampo , Alfredo Raya

We investigate the optical properties of microcavities with suspended subwavelength structured mirrors, such as high-contrast gratings or two-dimensional photonic crystals slabs, and focus in particular on the regime in which the…

Optics · Physics 2018-11-01 Andreas Naesby , Aurélien Dantan

The universal bimodal distribution of transmission eigenvalues in lossless diffusive systems un- derpins such celebrated phenomena as universal conductance fluctuations, quantum shot noise in condensed matter physics and enhanced…

Optics · Physics 2016-03-09 A. Yamilov , S. Petrenko , R. Sarma , H. Cao

Here, extending our previous work on this topic, we derive a dynamic closed-form dispersion relation for a rigorous analysis of guided wave propagation along coupled parallel linear arrays of plasmonic nanoparticles, operating as optical…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Andrea Alu , Pavel A. Belov , Nader Engheta

We present a tunable microwave scattering device that allows the controlled variation of Fano line shape parameters in transmission through quantum billiards. Transport in this device is nearly fully coherent. By comparison with quantum…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 S. Rotter , F. Libisch , J. Burgdörfer , U. Kuhl , H. -J. Stöckmann

We demonstrate that a periodic array of optical antennas sustains a resonant Near-Field (NF) and an anti-resonant Far-Field (FF) at the same energy and in-plane momentum. This phenomenon arises in the context of coupled plasmonic lattice…

We present a quantum-field-theoretical framework based on path integrals and Feynman diagrams for the investigation of the quantum-optical properties of one-dimensional waveguiding structures with embedded quantum impurities. In particular,…

In the presence of direct trajectories connecting source and drain contacts, the conductance of a quantum dot may exhibit resonances of the Fano type. Since Fano resonances result from the interference of two transmission pathways, their…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 A. A. Clerk , X. Waintal , P. W. Brouwer

Low energy scattering amplitudes for two atoms in one- and two-dimensional atomic wave guides are derived for short range isotropic and resonant interactions in high partial wave channels. Taking into account the finite width of the…

Other Condensed Matter · Physics 2008-06-02 Ludovic Pricoupenko

Considering models with tilted linear and quadratic band touching dispersions, we analyze the effect of the transverse linear tilt on the transmission spectra through a harmonically driven potential well oriented longitudinally. Employing…

Mesoscale and Nanoscale Physics · Physics 2023-10-20 Anton Gregefalk , Annica Black-Schaffer , Tanay Nag

We study the emergence of two types of two-photon bounds states in waveguides of any chirality. Specifically, we present a systematic way of analytically determining the eigenstates of a system consisting of a waveguide coupled to a…

Quantum Physics · Physics 2021-10-13 Bastian Bakkensen , Yu-Xiang Zhang , Johannes Bjerlin , Anders Søndberg Sørensen

We investigate the role of electron-hole correlations in the absorption of freestanding monolayer and bilayer graphene using optical transmission spectroscopy from 1.5 to 5.5 eV. Line shape analysis demonstrates that the ultraviolet region…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 Dong-Hun Chae , Tobias Utikal , Siegfried Weisenburger , Harald Giessen , Klaus. v. Klitzing , Markus Lippitz , Jurgen H. Smet

We present the results for a model calculation of resonant two-magnon Raman scattering in a spin density wave (SDW) antiferromagnet. The resonant enhancement of the two-magnon intensity is obtained from a microscopic analysis of the…

Condensed Matter · Physics 2009-10-28 Friedhelm Schoenfeld , Arno P. Kampf , Erwin Mueller-Hartmann

We study the propagation of waves in a quasi 1D homogeneous host medium filled with various resonators. We first prove that a far field coupling between the elements explains its dispersive nature. This coupling is interpreted as a Fano…

Optics · Physics 2011-12-13 Fabrice Lemoult , Mathias Fink , Geoffroy Lerosey

We show how to calculate the first- and second-order statistics of the scattered fields for an arbitrary intensity coherent state light field interacting with a two-level system in a waveguide geometry. Specifically, we calculate the…

Optics · Physics 2012-02-17 Şükrü Ekin Kocabaş , Eden Rephaeli , Shanhui Fan

We investigate the Andreev reflection in the parallel double-quantum-dot structure, by considering one metallic lead and one $s$-wave superconductor to couple to the quantum dots simultaneously. It is found that the Fano lineshhape has…

Mesoscale and Nanoscale Physics · Physics 2019-09-11 Xiao Qi Wang , Shu-Feng Zhang , Yu Han , Wei-Jiang Gong

The understanding of how the arrangement of defects in photonic crystals impacts its photonic properties is cru-cial for the design of functional materials based thereon. By preparing photonic crystals with random missing scatterers we…