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For total reflection, the Goos-Hanchen (GH) shift is proportional to the wavelength of the laser beam. At critical angles, such a shift is instead proportional to the square root of the product of the beam waist and wavelength. By using the…

Optics · Physics 2014-09-02 Manoel Araujo , Silvania Carvalho , Stefano De Leo

We investigate controlling the lateral Goos-H\"{a}nchen (GH) shift for a TM-polarized field reflected from Otto structure containing four level N-type atomic medium. The N-type atomic configuration can be formed by coupling the standard…

Optics · Physics 2026-05-21 Magdi Bajusair , Mohammad H. Alhakami , Saeed Asiri

We studied the transport properties of electrons in graphene as they are scattered by a double barrier potential in the presence of an inhomogeneous magnetic field. We computed the transmission coefficient and Goos-H\"anchen like shifts for…

Mesoscale and Nanoscale Physics · Physics 2016-02-17 Miloud Mekkaoui , Ahmed Jellal , Hocine Bahlouli

Graphene devices require electric contacts with metals, particularly with gold. Scanning tunneling spectroscopy studies of electron local density of states performed on mono-, bi- and tri- graphene layer deposited on metallic conductive…

Materials Science · Physics 2009-01-05 Z. Klusek , P. Dabrowski , P. Kowalczyk , W. Kozlowski , P. Blake , M. Szybowicz , T. Runka , W. Olejniczak

It is well-known that the variations of Goos-H\"anchen shifts (GHSs) are closely associated with the enengy-flux provided by evanescent states in the case of total internal reflection. However, when the frustrated internal total reflection…

Optics · Physics 2010-12-27 Min Qu , Zhi-Xun Huang

The spatial and the angular variants of the Goos-H\"anchen (GH) and the Imbert-Federov (IF) beam shifts contribute in a complex interrelated way to the resultant beam shift in partial reflection at planar dielectric interfaces. Here, we…

Optics · Physics 2015-11-11 S. Goswami , S. Dhara , M. Pal , A. Nandi , P. K. Panigrahi , N. Ghosh

Electronic analogue of generalized Goos-H\"{a}nchen shifts is investigated in the monolayer graphene superlattice with one-dimensional periodic potentials of square barriers. It is found that the lateral shifts for the electron beam…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Xi Chen , Pei-Liang Zhao , Xiao-Jing Lu , Li-Gang Wang

We show the evolution of Raman spectra with number of graphene layers on different substrates, SiO$_{2}$/Si and conducting indium tin oxide (ITO) plate. The G mode peak position and the intensity ratio of G and 2D bands depend on the…

Materials Science · Physics 2007-10-24 Anindya Das , Biswanath Chakraborty , A. K. Sood

The main object of investigation in magnonics, spin waves (SWs) are promising information carriers. Presently the most commonly studied are plane wave-like SWs and SWs propagating in confined structures, such as waveguides. Here we consider…

Mesoscale and Nanoscale Physics · Physics 2017-01-20 P. Gruszecki , M. Mailyan , O. Gorobets , M. Krawczyk

Based on a Dirac-like Hamiltonian and coherent scattering formalism, we study spin-valley transport and Goos-H\"{a}nchen like (GHL) effect of transmitted and reflected electrons in a gated monolayer WS$_2$. Our results show that the lateral…

Mesoscale and Nanoscale Physics · Physics 2017-02-10 Hassan Ghadiri , Alireza Saffarzadeh

We investigate the reflection of a Gaussian beam impinging upon the surface of an epsilon-near-zero (ENZ) medium. In particular, we discuss the occurrence of Goos-H\"anchen and Imbert-Fedorov shifts. Our calculations reveal that spatial…

Optics · Physics 2020-02-19 Arttu Nieminen , Andrea marini , Marco Ornigotti

In this work, we summarize the current state of understanding of lateral displacement and angular deviations of an optical beam propagating through dielectric blocks. In part I, the analytical formulas, found for critical incidence, are…

Optics · Physics 2019-12-19 Steafno De Leo , Gabriel G. Maia

When a beam of light is reflected by a smooth surface its behavior deviates from geometrical optics predictions. Such deviations are quantified by the so-called spatial and angular Goos-Haenchen (GH) and Imbert-Fedorov (IF) shifts of the…

Optics · Physics 2011-07-11 Andrea Aiello

We study the Goos-Hanchen like shifts for Dirac fermions in graphene scattered by double barrier structures. After obtaining the solution for the energy spectrum, we use the boundary conditions to explicitly determine the Goos-Hanchen like…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Ahmed Jellal , Ilham Redouani , Youness Zahidi , Hocine Bahlouli

We predict quantized Imbert-Fedorov, Goos-H\"anchen, and photonic spin Hall shifts for light beams impinging on a graphene-on-substrate system in an external magnetic field. In the quantum Hall regime the Imbert-Fedorov and photonic spin…

Optics · Physics 2016-10-27 W. J. M. Kort-Kamp , N. A. Sinitsyn , D. A. R. Dalvit

We present experiments on Orbital Angular Momentum (OAM) induced beam shifts in optical reflection. Specifically, we observe the spatial Goos-H\"anchen shift in which the beam is displaced parallel to the plane of incidence and the angular…

Optics · Physics 2011-09-29 N. Hermosa , M. Merano , A. Aiello , J. P. Woerdman

We study the reflection of a Hermite-Gaussian beam at an interface between two dielectric media. We show that unlike Laguerre-Gaussian beams, Hermite-Gaussian beams undergo no significant distortion upon reflection. We report Goos-H\"anchen…

Optics · Physics 2015-05-20 Dheeraj Golla , Subhasish Dutta Gupta

We study the quantum Goos-H\"{a}nchen (GH) shift and the tunneling transmission at a curved step potential by investigating the time evolution of a wave packet. An initial wave packet is expanded in terms of the eigenmodes of a circular…

Quantum Physics · Physics 2014-02-25 Soo-Young Lee , Jérémy Le Deunff , Muhan Choi , Roland Ketzmerick

We investigate experimentally the role of spatial coherence on optical beam shifts. This topic has been the subject of recent theoretical debate. We consider Gaussian Schell-model beams, with different spatial degrees of coherence,…

Optics · Physics 2015-06-05 Michele Merano , Gabriele Umbriaco , Giampaolo Mistura

We develop the theory of optical beam shifts (both Goos-Hanchen and Imbert-Fedorov) for the case of near-normal incidence, when the incident angle becomes comparable with the angular beam divergence. Such a situation naturally leads to…

Optics · Physics 2024-06-12 Maxim Mazanov , Oleh Yermakov , Andrey Bogdanov , Andrei Lavrinenko