Relativistic quantum chaos

L Huang, HY Xu, C Grebogi, YC Lai - Physics Reports, 2018 - Elsevier
Quantum chaos is generally referred to as the study of quantum manifestations or
fingerprints of nonlinear dynamical and chaotic behaviors in the corresponding classical …

Orbital Hall effect in mesoscopic devices

DB Fonseca, LLA Pereira, ALR Barbosa - Physical Review B, 2023 - APS
We investigate the orbital Hall effect through a mesoscopic device with momentum-space
orbital texture that is connected to four semi-infinite terminals embedded in the Landauer …

Relativistic quantum chaos—An emergent interdisciplinary field

YC Lai, HY Xu, L Huang, C Grebogi - Chaos: An Interdisciplinary …, 2018 - pubs.aip.org
The development of chaos theory has fundamentally changed our understanding of a large
variety of nonlinear dynamical phenomena. The question of what chaos can do to a …

Spin Hall angle in single-layer graphene

JM da Silva, FAF Santana, JGGS Ramos… - Journal of Applied …, 2022 - pubs.aip.org
We investigate the spin Hall effect in a single-layer graphene device with disorder and
interface-induced spin–orbit coupling. Our graphene device is connected to four semi …

Spin Hall angle fluctuations in a device with disorder

FAF Santana, JM Da Silva, TC Vasconcelos, J Ramos… - Physical Review B, 2020 - APS
We investigate a disorderly mesoscopic device that supports spin-orbit interaction. The
system is connected to four semi-infinite leads embedded in the Landauer-Buttiker setup for …

Effect of proximity-induced spin-orbit coupling in graphene mesoscopic billiards

ALR Barbosa, JGGS Ramos, A Ferreira - Physical Review B, 2021 - APS
van der Waals heterostructures based on two-dimensional materials have recently become
a very active topic of research in spintronics, both aiming at a fundamental description of …

Electronic transport in chaotic mesoscopic cavities: A Kwant and random matrix theory based exploration

RS Chandramouli, RK Srivastav… - Chaos: An Interdisciplinary …, 2020 - pubs.aip.org
We investigate the spectral fluctuations and electronic transport properties of chaotic
mesoscopic cavities using Kwant, an open source Python programming language based …

Conductance fluctuations in disordered 2D topological insulator wires: From quantum spin-Hall to ordinary phases

HC Hsu, I Kleftogiannis, GY Guo… - Journal of the Physical …, 2018 - journals.jps.jp
Impurities and defects are ubiquitous in topological insulators (TIs) and thus understanding
the effects of disorder on electronic transport is important. We calculate the distribution of the …

Spin-to-charge conversion in 2D electron gas and single-layer graphene devices

J Ramos, TC Vasconcelos, ALR Barbosa - Journal of Applied Physics, 2018 - pubs.aip.org
We investigate the spin-to-charge conversion emerging from a mesoscopic device
connected to multiple terminals. We obtain analytical expressions to the characteristic …

Anisotropic Landau level splitting and Lifshitz transition induced magnetoresistance enhancement in ZrTe5 crystals

L Zhou, A Ramiere, PB Chen, JY Tang… - New Journal of …, 2019 - iopscience.iop.org
Magneto-transport study has been performed in ZrTe 5 single crystals. The observed
Shubnikov–de Hass quantum oscillation at low temperature clearly demonstrates the …