Lévy flight for electrons in graphene in the presence of regions with enhanced spin-orbit coupling

DB Fonseca, ALR Barbosa, LFC Pereira - Physical Review B, 2024 - APS
In this work, we propose an electronic Lévy glass built from graphene nanoribbons in the
presence of regions with enhanced spin-orbit coupling. Although electrons in graphene …

A controllable spin flip and filter in zigzag graphene nanoribbons with triangular defect

C Ma, X Gao, R Ye, Z Deng, L Li, Z Yi, J Li… - Diamond and Related …, 2023 - Elsevier
Based on the recursive Green-function method together with Landauer-Büttiker formalism,
we theoretically study the controllable spin-dependent electron transport properties by using …

Anisotropy of the spin-polarized edge current in monolayer transition metal dichalcogenide zigzag nanoribbons

JH Correa, AC Dias, L Villegas-Lelovsky, J Fu, L Chico… - Physical Review B, 2020 - APS
We report anisotropic spin polarization of edge currents in MoS 2 and WS 2 monolayer
zigzag nanoribbons (ZNRs) deposited on either nonmagnetic or ferromagnetic insulator …

Spin polarization properties of benzene/graphene with transition metals as dopants: First principles calculations

XB Yuan, YL Tian, XW Zhao, WW Yue, GC Hu… - Applied Surface …, 2018 - Elsevier
First principles calculations are used to study the spin polarization properties of benzene
molecule adsorbed on the graphene surface which doped with transition metals including …

Controlled engineering of spin-polarized transport properties in a zigzag graphene nanojunction

S Ganguly, S Basu, SK Maiti - Europhysics Letters, 2018 - iopscience.iop.org
We investigate a novel way to manipulate the spin-polarized transmission in a two-terminal
zigzag graphene nanoribbon in the presence of the Rashba spin-orbit (SO) interaction with …

Interface sensitivity on spin transport through a three-terminal graphene nanoribbon

S Ganguly, S Basu, SK Maiti - Superlattices and Microstructures, 2018 - Elsevier
Spin dependent transport in a three-terminal graphene nanoribbon (GNR) is investigated in
presence of Rashba spin-orbit interaction. Such a three-terminal structure is shown to be …

[HTML][HTML] Electrically controllable spin transport in bilayer graphene with Rashba spin-orbit interaction

Q Zhang, J Jiang, KS Chan - Physics Letters A, 2019 - Elsevier
We study the spin transport in bilayer graphene nanoribbons (BGNs) in the presence of
Rashba spin-orbit interaction (SOI) and external gate voltages. It is found that the spin …

Topology and applications of 2D Dirac and semi-Dirac materials

S Mondal, S Ganguly, S Basu - Physical Sciences Reviews, 2024 - degruyter.com
Two dimensional (2D) Dirac materials, such as graphene, hold promise of being useful in
energy storage, and thus have merged as candidates that are worth exploring through the …

Three-terminal spin/charge current router

JE Yang, XL Lü, H Xie - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
Topological insulator materials have wide applications in electronic and spintronic devices
by utilizing the protected edge states. In this paper, based on these topological edge states …

Adiabatic and non-adiabatic quantum charge and spin pumping in zigzag and armchair graphene nanoribbons

F Bourbour, M Esmaeilzadeh, SM Elahi… - Journal of Applied …, 2020 - pubs.aip.org
We propose a graphene nanoribbon pumping device and study its quantum charge and
spin pumping properties for both adiabatic and non-adiabatic regimes by using the Keldysh …