Rashba effect: a chemical physicist's approach

MJ Szary - Physical Chemistry Chemical Physics, 2023 - pubs.rsc.org
Understanding the mechanisms underlying the emergence of giant spin splitting (GSS) is
fundamental in the pursuit of more robust strategies for designing materials with desired spin …

Sign change of anomalous Hall effect and anomalous Nernst effect in the Weyl semimetal CeAlSi

MS Alam, A Fakhredine, M Ahmad, PK Tanwar… - Physical Review B, 2023 - APS
We report the anomalous Hall effect (AHE) and the anomalous Nernst effect (ANE) data for
the noncollinear Weyl semimetal CeAlSi. The anomalous Hall conductivity (σ ij A) was …

Switchable large-gap quantum spin Hall state in the two-dimensional class of materials

R Islam, R Verma, B Ghosh, Z Muhammad, A Bansil… - Physical Review B, 2022 - APS
Quantum spin Hall (QSH) insulators exhibit spin-polarized conducting edge states that are
topologically protected from backscattering and offer unique opportunities to address …

Electronic and optical properties of InAs/InAs0. 625Sb0. 375 superlattices and their application for far-infrared detectors

G Hussain, G Cuono, R Islam… - Journal of Physics D …, 2022 - iopscience.iop.org
We calculate the electronic and optical properties of InAs/InAs 0.625 Sb 0.375 superlattices
(SLs) within relativistic density functional theory. To have a good description of the electronic …

Engineering axion insulator and other topological phases in superlattices without inversion symmetry

R Islam, S Mardanya, A Lau, G Cuono, TR Chang… - Physical Review B, 2023 - APS
We study theoretically the interplay between magnetism and topology in three-dimensional
HgTe/MnTe superlattices stacked along the (001) axis. Our results show the evolution of the …

Unprotected edge modes in quantum spin Hall insulator candidate materials

NM Nguyen, G Cuono, R Islam, C Autieri, T Hyart… - Physical Review B, 2023 - APS
The experiments in quantum spin Hall insulator candidate materials, such as HgTe/CdTe
and InAs/GaSb heterostructures, indicate that in addition to the topologically protected …

CdTe and HgTe doped with V, Cr, and Mn: Prospects for the quantum anomalous Hall effect

G Cuono, C Autieri, T Dietl - Physical Review B, 2024 - APS
Using first principle calculations we examine properties of (Cd, V) Te,(Cd, Cr) Te,(Hg, V) Te,
and (Hg, Cr) Te relevant to the quantum anomalous Hall effect (QAHE), such as the position …

Quantum transport properties of the topological Dirac semimetal α-Sn

MS Alam, A Kazakov, M Ahmad, R Islam, F Xue… - Physical Review B, 2024 - APS
We report on measurements of the electrical resistivity (ρ) and thermoelectric power (S) in a
thin film of strained single-crystalline α-Sn grown by molecular beam epitaxy on an …

Study of the mercury chalcogenide single crystals by means of a combination of laser pump-probe thermoreflectance technique with Fabry–Perot interferometer

AT Lonchakov, AA Starostin, VV Shangin… - Journal of Applied …, 2023 - pubs.aip.org
Near-surface layers of the mercury chalcogenide (HgSe and n-HgTe) single crystals with the
electron concentration in the range of 7× 10 14–4.2× 10 18 сm− 3 were studied using the …

Fast Electrically Switchable Large Gap Quantum Spin Hall States in MGe2Z4

R Islam, G Hussain, R Verma… - Advanced Electronic …, 2023 - Wiley Online Library
Spin‐polarized conducting edge currents counterpropagate in quantum spin Hall (QSH)
insulators and are protected against disorder‐driven localizations by the time‐reversal …