Model spin-orbit coupling Hamiltonians for graphene systems

D Kochan, S Irmer, J Fabian - Physical Review B, 2017 - APS
We present a detailed theoretical study of effective spin-orbit coupling (SOC) Hamiltonians
for graphene-based systems, covering global effects such as proximity to substrates and …

Semiconductivity induced by spin–orbit coupling in Pb9Cu(PO4)6O

H Bai, J Ye, L Gao, C Zeng, W Liu - Scientific Reports, 2023 - nature.com
Recently, a possible room-temperature superconductor known as LK-99 (Pb10-xCux (PO4)
6O (0.9< x< 1.1)) has sparked a wave of research. However, many experimental works have …

Gate-tunable spin hall effect in an all-light-element heterostructure: Graphene with copper oxide

H Yang, M Ormaza, Z Chi, E Dolan, J Ingla-Aynés… - Nano Letters, 2023 - ACS Publications
Graphene is a light material for long-distance spin transport due to its low spin–orbit
coupling, which at the same time is the main drawback for exhibiting a sizable spin Hall …

Twist-angle dependent proximity induced spin-orbit coupling in graphene/topological insulator heterostructures

T Naimer, J Fabian - Physical Review B, 2023 - APS
The proximity-induced spin-orbit coupling (SOC) in heterostructures of twisted graphene and
topological insulators (TIs) Bi 2 Se 3 and Bi 2 Te 3 is investigated from first principles. To …

Magnetotransport and Spin-Relaxation Signatures of the Radial Rashba and Dresselhaus Spin-Orbit Coupling in Proximitized Graphene

WH Kang, M Barth, A Costa, A Garcia-Ruiz… - Physical Review Letters, 2024 - APS
Graphene-based van der Waals heterostructures take advantage of tailoring spin-orbit
coupling (SOC) in the graphene layer by the proximity effect. At long wavelength—saddled …

Spin-dependent polarization and quantum Hall conductivity in decorated graphene: Influence of locally induced spin–orbit-couplings and impurities

A Belayadi, P Vasilopoulos - Nanotechnology, 2023 - iopscience.iop.org
We study spin transport through graphene-like substrates in the presence of one or several,
locally induced spin–orbit coupling (SOC) terms resulting from periodically placed strips, on …

[HTML][HTML] Spin valve as THz emitter providing amplitude modulation

AM Buryakov, ED Mishina, ED Lebedeva, PY Avdeev… - APL Materials, 2024 - pubs.aip.org
We present a novel spin-valve THz emitter composed of FeCo/TbCo 2/FeCo tri-layers
separated by a copper spacer, designed to provide amplitude modulation of THz radiation …

Distinguishing Majorana zero modes from impurity states through time-resolved transport

R Tuovinen, E Perfetto, R van Leeuwen… - New Journal of …, 2019 - iopscience.iop.org
We study time-resolved charge transport in a superconducting nanowire using time-
dependent Landauer–Büttiker theory. We find that the steady-state Majorana zero-bias …

Resonant scattering due to adatoms in graphene: Top, bridge, and hollow positions

S Irmer, D Kochan, J Lee, J Fabian - Physical Review B, 2018 - APS
We present a theoretical study of resonance characteristics in graphene from adatoms with s
or pz character binding in top, bridge, and hollow positions. The adatoms are described by …

Electronic properties of oxidized graphene: effects of strain and an electric field on flat bands and the energy gap

M Alihosseini, S Ghasemi, S Ahmadkhani… - The Journal of …, 2021 - ACS Publications
A multiscale modeling and simulation approach, including first-principles calculations, ab
initio molecular dynamics simulations, and a tight binding approach, is employed to study …