51 citations · 201 across the 17 of their papers we have counts for
18 papers
Quantum transport across normal-superlattice-normal graphene junctions: Fabry-Pérot interference, Hofstadter butterfly, and supersnake states
Che-Pin Hsu, Alina Mreńca-Kolasińska, Aitor Garcia-Ruiz +4
Electrostatic modulation of graphene provides a tunable route to engineering miniband structures. We perform quantum transport simulations on a gate-defined graphene superlattice j…
Four-band effective square lattice model for Bernal-stacked bilayer graphene
Szu-Chao Chen, Alina Mreńca-Kolasińska, Ming-Hao Liu
Bernal-stacked bilayer graphene (BLG) provides an ideal basis for gate-controlled, and free of etching, electronic devices. Theoretical modeling of realistic devices is an essentia…
Probing miniband structure and Hofstadter butterfly in gated graphene superlattices via magnetotransport
Alina Mreńca-Kolasińska, Szu-Chao Chen, Ming-Hao Liu
The presence of periodic modulation in graphene leads to a reconstruction of the band structure and formation of minibands. In an external uniform magnetic field, a fractal energy…
Manipulating electron waves in graphene using carbon nanotube gating
Shiang-Bin Chiu, Alina Mreńca-Kolasińska, Ka Long Lei +4
Graphene with its dispersion relation resembling that of photons offers ample opportunities for applications in electron optics. The spacial variation of carrier density by externa…
Dirac fermion optics and directed emission from single- and bilayer graphene cavities
Jule-Katharina Schrepfer, Szu-Chao Chen, Ming-Hao Liu +2
High-mobility graphene hosting massless charge carriers with linear dispersion provides a promising platform for electron optics phenomena. Inspired by the physics of dielectric op…
Anomalous Cyclotron Motion in Graphene Superlattice Cavities
R. Kraft, M. -H. Liu, P. B. Selvasundaram +4
We consider graphene superlattice miniband fermions probed by electronic interferometry in magneto-transport experiments. By decoding the observed Fabry-Pérot interference patterns…
Gate-tunable two-dimensional superlattices in graphene
Robin Huber, Ming-Hao Liu, Szu-Chao Chen +7
We report an efficient technique to induce gate-tunable two-dimensional superlattices in graphene by the combined action of a back gate and a few-layer graphene patterned bottom ga…
Cloning of Zero Modes in One-Dimensional Graphene Superlattices
Wun-Hao Kang, Szu-Chao Chen, Ming-Hao Liu
One-dimensional (1D) graphene superlattices have been predicted to exhibit zero-energy modes a decade ago, but an experimental proof has remained missing. Motivated by a recent exp…
Electrostatic Superlattices on Scaled Graphene Lattices
Szu-Chao Chen, Rainer Kraft, Romain Danneau +2
A scalable tight-binding model is applied for large-scale quantum transport calculations in clean graphene subject to electrostatic superlattice potentials, including two types of…
The diverse magneto-optical selection rules in bilayer black phosphorus
Jhao-Ying Wu, Szu-Chao Chen, Thi-Nga Do +2
The magneto-optical properties of bilayer phosphorene is investigated by the generalized tight-binding model and the gradient approximation. The vertical inter-Landau-level transit…
Novel Magnetic Quantization of Bismuthene
Szu-Chao Chen, Jhao-Ying Wu, Ming-Fa Lin
The generalized tight-binding model, being based on the spin-dependent sublattices, is developed to explore the magnetic quantization of monolayer bismuthene. The sp orbital…
Optical Properties of Monolayer Tinene in Electric Fields
Rong-Bin Chen, Chin-Wei Chiu, Szu-Chao Chen
Monolayer tinene presents rich absorption spectra in electric fields. There are three kinds of special structures, namely shoulders, logarithmically symmetric peaks and asymmetric…
Field-created diverse quantizations in phosphorenes
Jhao-Ying Wu, Szu-Chao Chen, Godfrey Gumbs
Electronic properties of few-layer phosphorenes are investigated by the generalized tight-binding model. They are greatly diversified by the electric and magnetic fields ( and…
Electronic properties of germanene nanoribbons in external fields
M. H. Lee, J. Y. Wu, S. C. Chen +2
Germanene nanoribbons, with buckled structures, exhibit unique electronic properties. The complicated relations among the quantum confinement, the spin-orbital coupling, the magnet…
Novel Magnetic Quantization of sp Bonding in Monolayer Tinene
Szu-Chao Chen, Chung-Lin Wu, Jhao-Ying Wu +1
A generalized tight-binding model, which is based on the subenvelope functions of the different sublattices, is developed to explore the novel magnetic quantization in monolayer gr…
Feature-rich electronic excitations in external fields of 2D silicene
Jhao-Ying Wu, Szu-Chao Chen, Godfrey Gumbs +1
Electronic Coulomb excitations in monolayer silicene are investigated by using the Lindhard dielectric function and a newly developed generalized tight-binding model (G-TBM). G-TBM…
Feature-Rich Magnetic Quantization in Sliding Bilayer Graphenes
Yao-Kung Huang, Szu-Chao Chen, Yen-Hung Ho +2
The generalized tight-binding model, based on the subenvelope functions of distinct sublattices, is developed to investigate the magnetic quantization in sliding bilayer graphenes.…
Plasma Excitations in Graphene: Their Spectral Intensity and Temperature Dependence in Magnetic Field
Jhao-Ying Wu, Szu-Chao Chen, Oleksiy Roslyak +2
In this paper, we calculated the dielectric function, the loss function, the magnetoplasmon dispersion relation and the temperature-induced transitions for graphene in a uniform pe…