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The quantum Goos-H\"anchen shifts of the transmitted electron beam through an AA-stacked bilayer graphene superlattices is investigated. We found that the band structures of graphene superlattices can have more than one Dirac point, their…

Mesoscale and Nanoscale Physics · Physics 2016-04-20 Youness Zahidi , Ilham Redouani , Ahmed Jellal

We investigate the Goos-H\"anchen shift for ballistic electrons (i) reflected from a step-like inhomogeneity of the potential energy and (or) effective mass, and (ii) transmitted through a ferromagnetic barrier region in monolayer silicene…

Mesoscale and Nanoscale Physics · Physics 2016-10-19 E. S. Azarova , G. M. Maksimova

Using the energy spectrum of a system made of graphene subjected to a linear barrier potential, we study the Goos-H\"anshen shifts. The calculation is done by first determining the corresponding phase shifts via the transmission and…

Mesoscale and Nanoscale Physics · Physics 2018-12-31 Miloud Mekkaoui , Radouane El Kinani , Ahmed Jellal

Graphene-assisted resonant transmission and enhanced Goos-H\"{a}nchen shift are investigated in a two-prism frustrated-total-internal-reflection configuration. Due to the excitation of surface plasmons induced by graphene in low terahertz…

Quantum Physics · Physics 2026-01-13 Yi Chen , Yue Ban , Qi-Biao Zhu , Xi Chen

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 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

The hexagonal warping effect on transport properties and Goos-H\"anchen (GH) lateral shift of electrons on the surface of a topological insulator with a potential barrier is investigated theoretically. Due to the warped Fermi surface for…

Mesoscale and Nanoscale Physics · Physics 2022-02-22 Hassan Ghadiri , Alireza Saffarzadeh

We study the effect of a magnetic field on Goos-H\"anchen shifts in gaped graphene subjected to a double triangular barrier. Solving the wave equation separately in each region composing our system and using the required boundary…

Mesoscale and Nanoscale Physics · Physics 2019-05-01 Miloud Mekkaoui , Ahmed Jellal , Hocine Bahlouli

The fourfold spin-valley degenerate degrees of freedom in bulk graphene can support rich physics and novel applications associated with multicomponent quantum Hall effects and linear conductance filtering. In this work, we study how to…

Mesoscale and Nanoscale Physics · Physics 2016-11-30 Yu Song , Lei Xie , Zhi-Gui Shi , Shun Li , Jian Zhang

We study the Goos-H\"anchen (GH) shifts for transmitted Dirac fermions in gapped graphene through a single barrier structure having a time periodic oscillating component. Our analysis shows that the GH shifts in transmission for central…

Mesoscale and Nanoscale Physics · Physics 2020-02-12 Bouchaib Lemaalem , Miloud Mekkaoui , Ahmed Jellal , Hocine Bahlouli

We study the Goos-H\"anchen shifts for Dirac fermions in graphene scattered by a triangular double barrier potential. The massless Dirac-like equation was used to describe the scattered fermions by such potential configuration. Our results…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Miloud Mekkaoui , Ahmed Jellal , Hocine Bahlouli

The Goos-H\"anchen (GH) shift describes a phenomenon in which a specularly-reflected beam is laterally translated along the reflecting surface such that the incident and reflected rays no longer intersect at the surface. Using a neutron…

The analogies between optical and electronic Goos-H\"{a}nchen effects are established based on electron wave optics in semiconductor or graphene-based nanostructures. In this paper, we give a brief overview of the progress achieved so far…

Optics · Physics 2013-09-10 Xi Chen , Xiao-Jing Lu , Yue Ban , Chun-Fang Li

We consider a system of Dirac fermions in graphene submitted to a constant perpendicular magnetic field and scattered by a barrier potential. We show that our system can be used to establish a link with quantum optics through the…

Mesoscale and Nanoscale Physics · Physics 2014-04-23 Ahmed Jellal , Miloud Mekkaoui , Youness Zahidi

Transport of massless Dirac fermions in graphene monolayers is analyzed in the presence of a combination of singular magnetic barriers and applied electrostatic potential. Extending a recently proposed (J Phys. Cond. Matt. Vol 21, 292204…

Mesoscale and Nanoscale Physics · Physics 2011-01-20 Manish Sharma , Sankalpa Ghosh

Using the energy spectrum of graphene with spatially modulated potential, we study the Goos-H\"anshen shifts near extra Dirac points located at finite energy $\varepsilon=m\pi$, with $m$ integer. On both sides of such points, we show that…

Mesoscale and Nanoscale Physics · Physics 2020-03-18 Abdellatif Kamal , Ahmed Jellal

We investigate the Goos-H\"{a}nchen-like shifts for Dirac fermions in transmission through a monolayer graphene barrier. The lateral shifts, as the functions of the barrier's width and the incidence angle, can be negative and positive in…

Mesoscale and Nanoscale Physics · Physics 2011-02-17 Xi Chen , Jia-Wei Tao , Yue Ban

We investigate the Goos-H\"{a}nchen shifts in reflection for a light beam within a graphene structure, utilizing the Fizeau drag effect induced by its massless Dirac electrons in incident light. The magnitudes of spatial and angular shifts…

Mesoscale and Nanoscale Physics · Physics 2024-03-07 Rafi Ud Din , Muzamil Shah , Reza Asgari , Gao Xianlong

The coherent Goos-H$\ddot{a}$nchen shifts of meta-grating are proposed, which is the Goos-H$\ddot{a}$nchen shifts of the two outgoing beams under the simultaneous incidence of two coherent optical beams from opposite sides of the grating…

Optics · Physics 2025-06-24 Ma Luo , Feng Wu

We study the effect of the double potentials (barrier, well) on the Goos-H\"anchen (GH) shifts in phosphorene. We determine the solutions of the energy spectrum associated with the five regions that make up our system. By studying the phase…

Mesoscale and Nanoscale Physics · Physics 2024-10-21 Jilali Seffadi , Hocine Bahlouli , Ahmed Jellal
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