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We compute the transmission probability through rectangular potential barriers and p-n junctions in the presence of a magnetic and electric fields in bilayer graphene taking into account contributions from the full four bands of the energy…

介观与纳米尺度物理 · 物理学 2016-05-06 Ahmed Jellal , Ilham Redouani , Hocine Bahlouli

The conductance, the transmission and the reflection probabilities through rectangular potential barriers and pn-junctions are obtained for bilayer graphene taking into account the four bands of the energy spectrum. We have evaluated the…

介观与纳米尺度物理 · 物理学 2013-05-28 B. Van Duppen , F. M. Peeters

We study the transmission probability in an AB-stacked bilayer graphene of Dirac fermions scattered by a double barrier structure in the presence of a magnetic field. We take into account the full four bands of the energy spectrum and use…

介观与纳米尺度物理 · 物理学 2015-05-22 Ilham Redouani , Ahmed Jellal , Hocine Bahlouli

We investigate the transport properties of charge carriers in AB bilayer graphene through a triple electrostatic barrier. We calculate the transmission and reflection using the continuity conditions at the interfaces of the triple barrier…

介观与纳米尺度物理 · 物理学 2022-11-30 Mouhamadou Hassane Saley , Abderrahim El Mouhafid , Ahmed Jellal , Ahmed Siari

We investigate electron tunneling in AB bilayer graphene through a triple electrostatic barrier of heights $U_i (i=2,3,4)$ subjected to a perpendicular magnetic field. By way of the transfer matrix method and using the continuity conditions…

介观与纳米尺度物理 · 物理学 2024-03-26 Mouhamadou Hassane Saley , Ahmed Jellal

We evaluate the electronic transmission and conductance in bilayer graphene through a finite number of potential barriers. Further, we evaluate the dispersion relation in a bilayer graphene superlattice with a periodic potential applied to…

介观与纳米尺度物理 · 物理学 2011-01-21 M. Barbier , P. Vasilopoulos , F. M. Peeters , J. Milton Pereira

While the exponential decay of tunneling probability with barrier thickness is well known, the accompanying oscillations with thickness have been comparatively less explored. Using a tight binding model, we investigate an AB-stacked bilayer…

介观与纳米尺度物理 · 物理学 2025-07-11 Ryo Tamura

The paper discusses the chiral tunnelling of charge carriers through double barrier structure in twisted graphene bilayer. The theoretical analysis investigates the transmission probability for various system parameters under both symmetric…

介观与纳米尺度物理 · 物理学 2023-07-31 A. Bahlaoui , Y. Zahidi

We study the electronic transmission through a graphene bilayer in the presence of an applied bias between layers. We consider different geometries involving interfaces between both a monolayer and a bilayer and between two bilayers. The…

介观与纳米尺度物理 · 物理学 2009-11-11 Johan Nilsson , A. H. Castro Neto , F. Guinea , N. M. R. Peres

We study the electron transmission through the domain boundary on bilayer graphene separating AB and BA stacking regions. Using the effective continuum model, we calculate the electron transmission probability as a function of the electron…

介观与纳米尺度物理 · 物理学 2015-06-16 Mikito Koshino

Electron's tunneling through potential barrier in monolayer and bilayer graphene lattices is investigated by using full tight-binding model. Emphasis is placed on the resonance tunneling feature and inter-valley scattering probability. It…

介观与纳米尺度物理 · 物理学 2008-08-25 Di Wu , Weiqiang Chen , Fu-Chun Zhang

Bilayer graphene can exhibit deformations such that the two graphene sheets are locally detached from each other resulting in a structure consisting of domains with different inter-layer coupling. Here we investigate how the presence of…

介观与纳米尺度物理 · 物理学 2017-10-10 Hasan M. Abdullah , B. Van Duppen , M. Zarenia , H. Bahlouli , F. M. Peeters

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…

介观与纳米尺度物理 · 物理学 2015-03-12 H. P. Ojeda-Collado , C. Rodríguez-Castellanos

We present a theoretical study on the electron transmission through the AB-BA stacking boundary in multilayer graphene. Using the tight-binding model and the transfer matrix method, we calculate the electron transmission probability through…

材料科学 · 物理学 2015-08-05 Nguyen N. T. Nam , Mikito Koshino

We investigate transport properties through a rectangular potential barrier in AB-stacked bilayer graphene (AB-BLG) gapped by dielectric layers. Using the Dirac-like Hamiltonian with a transfer matrix approach we obtain transmission and…

介观与纳米尺度物理 · 物理学 2021-06-30 Nadia Benlakhouy , Abderrahim El Mouhafid , Ahmed Jellal

The peculiar nature of electron scattering in graphene is among many exciting theoretical predictions for the physical properties of this material. To investigate electron scattering properties in a graphene plane, we have created a…

介观与纳米尺度物理 · 物理学 2007-06-19 B. Huard , J. A. Sulpizio , N. Stander , K. Todd , B. Yang , D. Goldhaber-Gordon

We investigate the transmissions of fermions through gapped graphene structures by employing a combination of double barrier tilting and a time-oscillating potential. The latter introduces additional sidebands into the transmission…

介观与纳米尺度物理 · 物理学 2024-05-28 Miloud Mekkaoui , Ahmed Jellal , Abderrahim El Mouhafid

The electron transmission between monolayer and bilayer graphene is theoretically studied for zigzag and armchair boundaries within an effective-mass scheme. Due to the presence of an evanescent wave in the bilayer graphene, traveling modes…

介观与纳米尺度物理 · 物理学 2010-09-17 Takeshi Nakanishi , Mikito Koshino , Tsuneya Ando

Electron transport in bilayer graphene is studied by using a first principles analysis and theMonte Carlo simulation under conditions relevant to potential applications. While the intrinsic properties are found to be much less desirable in…

介观与纳米尺度物理 · 物理学 2015-05-30 X. Li , K. M. Borysenko , M. Buongiorno Nardelli , K. W. Kim

In twisted bilayer graphene (TBLG), chiral tunneling can be tuned by parameters such as the twist angle, barrier height, and Fermi energy. This differs from the tunneling behavior observed in monolayer and Bernal bilayer graphene, where…

介观与纳米尺度物理 · 物理学 2025-07-29 Nadia Benlakhouy , El Mustapha Feddi , Abdelouahed El Fatimy
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