English
Related papers

Related papers: Floquet-driven tunneling control in monolayer MoS$…

200 papers

Photon-assisted charge transport through a double barrier laser structure, separated by a region assisted by a magnetic field, is studied. Employing Floquet theory and matrix formalism, the transmission probabilities for the central band…

Mesoscale and Nanoscale Physics · Physics 2024-10-18 Rachid El Aitouni , Miloud Mekkaoui , Abdelhadi Bahaoui , Ahmed Jellal

We study the tunneling effect of Dirac fermions in a monolayer WSe$_2$ subjected to a static electrostatic barrier and irradiated by a linearly polarized laser field. Within the Floquet formalism, the time-periodic driving is incorporated…

Mesoscale and Nanoscale Physics · Physics 2026-05-13 Rachid El Aitouni , Mohammed El Azar , Clarence Cortes , Pablo Díaz , David Laroze , Ahmed Jellal

We study how electrons move across a graphene sheet when it encounters two magnetic barriers with a region in between that is continuously driven by laser light. Rather than acting as a static obstacle, this illuminated middle section…

Mesoscale and Nanoscale Physics · Physics 2025-12-04 Rachid El Aitouni , Miloud Mekkaoui , Pablo Díaz , David Laroze , Ahmed Jellal

We study electron transport in monolayer molybdenum disulfide MoS$_2$ subjected to a magnetic barrier. Our analysis employs a full-band continuum model to capture the relevant physical phenomena. We focus on how electron energy, magnetic…

Mesoscale and Nanoscale Physics · Physics 2025-07-16 Ahmed Jellal , Nadia Benlakhouy , Pablo Díaz , David Laroze

We consider a monoenergetic beam of moving charged particles interacting with two separated oscillating electric fields. Time-periodic linear potential is assumed to model the light-particle interaction using a nonrelativistic, quantum…

Quantum Physics · Physics 2018-07-02 Lóránt Zs. Szabó , Mihály G. Benedict , Péter Földi

We study the tunneling behavior of Dirac fermions in graphene subjected to a double barrier potential profile created by spatially overlapping laser fields. By modulating the graphene sheet with an oscillating structure formed from two…

Mesoscale and Nanoscale Physics · Physics 2024-05-28 Rachid El Aitouni , Miloud Mekkaoui , Ahmed Jellal

We study field-controlled spin-valley transport in monolayer MoS$_2$ through a single electrostatic barrier and a uniform off-resonant elliptically polarized irradiation. Starting from the massive Dirac Hamiltonian with intrinsic spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2026-05-21 Kamal Azaidaoui , Hocine Bahlouli , Clarence Cortes , David Laroze , Ahmed Jellal

Charge transport through a rectangular vector potential barrier modulated by a continuum laser in monolayer phosphorene is studied theoretically in the ballistic regime along the line of Floquet formalism. Laser free transmission profile…

Mesoscale and Nanoscale Physics · Physics 2019-06-12 R. Biswas , R. Dey , C. Sinha

We study the transport properties of Dirac fermions through gapped graphene through a magnetic barrier irradiated by a laser field oscillating in time. We use Floquet theory and the solution of Weber's differential equation to determine the…

Mesoscale and Nanoscale Physics · Physics 2023-12-27 Rachid El Aitouni , Miloud Mekkaoui , Ahmed Jellal , Michael Schreiber

We study the transport properties of a monolayer transition metal dichalcogenide (TMDC) ribbon subject to a time periodic circularly polarized laser field. First, we calculate the quasienergy spectrum within the framework of the Floquet…

Mesoscale and Nanoscale Physics · Physics 2019-02-20 A. Huamán , Gonzalo Usaj

Molybdenum disulfide has recently emerged as a promising two-dimensional semiconducting material for nano-electronic, opto-electronic and spintronic applications. However, demonstrating spin-transport through a semiconducting MoS2 channel…

Electron doping is an excellent tuning knob to explore different phases of matter in two-dimensional (2D) materials. For example, tuning the Fermi level at a van Hove singularity in twisted bilayer graphene can enhance electron-electron…

Mesoscale and Nanoscale Physics · Physics 2024-05-24 Aitor Garcia-Ruiz , Ming-Hao Liu

Intense time-periodic laser fields can transform the electronic structure of a solid into strongly modified Floquet-Bloch bands. While this suggests multiple pathways to induce electronic orders such as superconductivity or charge density…

Strongly Correlated Electrons · Physics 2019-01-14 Nagamalleswararao Dasari , Martin Eckstein

In this work, we investigate the effect of the stacking sequence in MoS2 multilayer systems on their electron transport properties, through first-principles simulations of structural and electron transport properties. We show that…

Materials Science · Physics 2018-11-09 Teresa Cusati , Alessandro Fortunelli , Gianluca Fiori , Giuseppe Iannaccone

The low-energy band structure of few-layer MoS$_2$ is relevant for a large variety of experiments ranging from optics to electronic transport. Its characterization remains challenging due to complex multi band behavior. We investigate the…

Mesoscale and Nanoscale Physics · Physics 2021-04-30 M. Masseroni , T. Davatz , R. Pisoni , F. K. de Vries , P. Rickhaus , T. Taniguchi , K. Watanabe , V. Fal'ko , T. Ihn , K. Ensslin

We investigate the electronic transport property of lateral heterojunctions of semiconducting and metallic transition-metal dichalcogenide monolayers, MoSe$_2$ and NbSe$_2$, respectively. We calculate the electronic transmission probability…

Mesoscale and Nanoscale Physics · Physics 2019-09-26 Tetsuro Habe

Photon-assisted charge transport through a double barrier structure under a time periodic field in graphene is studied. Within the framework of the Floquet formalism and using the transfer matrix method, the transmission probabilities for…

Mesoscale and Nanoscale Physics · Physics 2015-03-12 H. P. Ojeda-Collado , C. Rodríguez-Castellanos

We have established a rigorous theoretical formalism for Floquet engineering, or investigating and eventually tailoring most crucial electronic properties of tetragonal molybdenum disulfide (1T$^\prime$-MoS$_2$), by applying an external…

Materials Science · Physics 2022-06-22 Andrii Iurov , Liubov Zhemchuzhna , Godfrey Gumbs , Danhong Huang , Kathy Blaise , Chinedu Ejiogu

By making use of circularly polarized light and electrostatic gating, monolayer molybdenum disulfide (ML-MoS$_2$) can form a platform supporting multiple types of charge carriers. They can be discriminated by their spin, valley index or…

Mesoscale and Nanoscale Physics · Physics 2017-08-17 Y. M. Xiao , W. Xu , F. M. Peeters , B. Van Duppen

We address the ballistic transmission of charge carriers across ordered line defects in monolayer transition metal dichalcogenides. Our study reveals the presence of a transport gap driven by spin-orbit interactions, spin and valley…

Mesoscale and Nanoscale Physics · Physics 2016-06-23 Artem Pulkin , Oleg V. Yazyev
‹ Prev 1 2 3 10 Next ›