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 …
orbital texture that is connected to four semi-infinite terminals embedded in the Landauer …
Relativistic quantum chaos—An emergent interdisciplinary field
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 …
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 …
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 …
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
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 …
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 …
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
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 …
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 …
connected to multiple terminals. We obtain analytical expressions to the characteristic …
Anisotropic Landau level splitting and Lifshitz transition induced magnetoresistance enhancement in ZrTe5 crystals
Magneto-transport study has been performed in ZrTe 5 single crystals. The observed
Shubnikov–de Hass quantum oscillation at low temperature clearly demonstrates the …
Shubnikov–de Hass quantum oscillation at low temperature clearly demonstrates the …