[HTML][HTML] Linear scaling quantum transport methodologies

Z Fan, JH Garcia, AW Cummings, JE Barrios-Vargas… - Physics Reports, 2021 - Elsevier
In recent years, predictive computational modeling has become a cornerstone for the study
of fundamental electronic, optical, and thermal properties in complex forms of condensed …

Computational perspective on recent advances in quantum electronics: from electron quantum optics to nanoelectronic devices and systems

J Weinbub, R Kosik - Journal of Physics: Condensed Matter, 2022 - iopscience.iop.org
Quantum electronics has significantly evolved over the last decades. Where initially the clear
focus was on light–matter interactions, nowadays approaches based on the electron's wave …

Crystallographic characterization of black phosphorene and its application in nanostructures

Y Ren, P Liu, B Zhou, X Zhou, G Zhou - Physical Review Applied, 2019 - APS
The central question in the field of two-dimensional (2D) materials is how a material
behaves when it is patterned at nanometer scale with different edge geometries. Due to the …

Edge and sublayer degrees of freedom for phosphorene nanoribbons with twofold-degenerate edge bands via electric field

Y Ren, X Zhou, G Zhou - Physical Review B, 2021 - APS
For the pristine phosphorene nanoribbons (PNRs) with edge states, there exist two
categories of edge bands near the Fermi energy (EF), ie, the shuttle-shaped twofold …

Simulating time-dependent thermoelectric transport in quantum systems

A Kara Slimane, P Reck, G Fleury - Physical Review B, 2020 - APS
We put forward a gauge-invariant theoretical framework for studying time-resolved
thermoelectric transport in an arbitrary multiterminal electronic quantum system described by …

Fabry-Pérot resonant vortices and magnetoconductance in topological insulator constrictions with magnetic barriers

RP Maciel, AL Araújo, CH Lewenkopf, GJ Ferreira - Physical Review B, 2021 - APS
The edge states of two-dimensional time-reversal topological insulators support a perfect
helical conductance on wide ribbons due to the absence of backscattering. Here, we study …

Lead Green's functions from quadratic eigenvalue problems without mode velocity calculations

G Thorgilsson, SI Erlingsson - Physical Review E, 2023 - APS
In quantum transport calculations, the proper handling of incoming and outgoing modes for
retarded Green's functions is achieved via the lead self-energies. Computationally efficient …

Local equilibrium charge and spin currents in two-dimensional topological systems

LRF Lima, C Lewenkopf - Physical Review B, 2022 - APS
We study the equilibrium and nonequilibrium electronic transport properties of multiprobe
topological systems using a combination of the Landauer-Büttiker approach and …

Efficient numerical method for evaluating normal and anomalous time-domain equilibrium Green's functions in inhomogeneous systems

T Löthman, C Triola, J Cayao, AM Black-Schaffer - Physical Review B, 2021 - APS
In this work we develop EPOCH (equilibrium propagator by orthogonal polynomial chain), a
computationally efficient method to calculate the time-dependent equilibrium Green's …

A divide-and-conquer method to improve performance in quantum transport calculations: conductance in rotated graphene nanoribbons side-contact junctions

MJ Rodríguez, C Ramírez - Electronic Structure, 2022 - iopscience.iop.org
We propose a divide-and-conquer algorithm to find recursively the scattering matrix of
general tight-binding structures. The scattering matrix allows a direct calculation of transport …