Electronic properties of graphene-based bilayer systems

AV Rozhkov, AO Sboychakov, AL Rakhmanov, F Nori - Physics Reports, 2016 - Elsevier
This article reviews the theoretical and experimental work related to the electronic properties
of bilayer graphene systems. Three types of bilayer stackings are discussed: the AA, AB, and …

The electronic properties of bilayer graphene

E McCann, M Koshino - Reports on Progress in physics, 2013 - iopscience.iop.org
We review the electronic properties of bilayer graphene, beginning with a description of the
tight-binding model of bilayer graphene and the derivation of the effective Hamiltonian …

Valley Chern numbers and boundary modes in gapped bilayer graphene

F Zhang, AH MacDonald… - Proceedings of the …, 2013 - National Acad Sciences
Electronic states at domain walls in bilayer graphene are studied by analyzing their four-and
two-band continuum models, by performing numerical calculations on the lattice, and by …

Gate-controlled topological conducting channels in bilayer graphene

J Li, K Wang, KJ McFaul, Z Zern, Y Ren… - Nature …, 2016 - nature.com
The existence of inequivalent valleys K and K′ in the momentum space of 2D hexagonal
lattices provides a new electronic degree of freedom, the manipulation of which can …

High-temperature quantum valley Hall effect with quantized resistance and a topological switch

K Huang, H Fu, K Watanabe, T Taniguchi, J Zhu - Science, 2024 - science.org
Edge states of a topological insulator can be used to explore fundamental science emerging
at the interface of low dimensionality and topology. Achieving a robust conductance …

A valley valve and electron beam splitter

J Li, RX Zhang, Z Yin, J Zhang, K Watanabe… - Science, 2018 - science.org
Developing alternative paradigms of electronics beyond silicon technology requires the
exploration of fundamentally new physical mechanisms, such as the valley-specific …

Landau quantization of Dirac fermions in graphene and its multilayers

LJ Yin, KK Bai, WX Wang, SY Li, Y Zhang, L He - Frontiers of Physics, 2017 - Springer
When electrons are confined in a two-dimensional (2D) system, typical quantum–
mechanical phenomena such as Landau quantization can be detected. Graphene systems …

The emergence of one-dimensional channels in marginal-angle twisted bilayer graphene

NR Walet, F Guinea - 2D Materials, 2019 - iopscience.iop.org
We generalize the continuum model for Moiré structures made from twisted graphene layers,
in order to include lattice relaxation and the formation of channels at very small (marginal) …

Valley filtering using electrostatic potentials in bilayer graphene

DR Da Costa, A Chaves, SHR Sena, GA Farias… - Physical Review B, 2015 - APS
Propagation of an electron wave packet through a quantum point contact (QPC) defined by
electrostatic gates in bilayer graphene is investigated. The gates provide a bias between the …

Helical states in curved bilayer graphene

J Klinovaja, GJ Ferreira, D Loss - Physical Review B—Condensed Matter and …, 2012 - APS
We study spin effects of quantum wires formed in bilayer graphene by electrostatic
confinement. With a proper choice of the confinement direction, we show that in the …