Strong exciton–phonon coupling as a fingerprint of magnetic ordering in van der Waals layered CrSBr

K Lin, X Sun, F Dirnberger, Y Li, J Qu, P Wen, Z Sofer… - ACS …, 2024 - ACS Publications
The layered, air-stable van der Waals antiferromagnetic compound CrSBr exhibits
pronounced coupling among its optical, electronic, and magnetic properties. As an example …

Probing the Band Splitting near the Γ Point in the van der Waals Magnetic Semiconductor CrSBr

K Lin, Y Li, M Ghorbani-Asl, Z Sofer… - The Journal of …, 2024 - ACS Publications
This study investigates the electronic band structure of chromium sulfur bromide (CrSBr)
through comprehensive photoluminescence (PL) characterization. We clearly identify low …

Excitonic localization in AlN-rich AlxGa1− xN/AlyGa1− yN multi-quantum-well grain boundaries

IA Ajia, PR Edwards, Z Liu, JC Yan, RW Martin… - Applied physics …, 2014 - pubs.aip.org
AlGaN/AlGaN multi-quantum-wells (MQW) with AlN-rich grains have been grown by metal
organic chemical vapor deposition. The grains are observed to have strong excitonic …

Heterodimensional charge-carrier confinement in stacked submonolayer InAs in GaAs

S Harrison, MP Young, PD Hodgson, RJ Young… - Physical Review B, 2016 - APS
Charge-carrier confinement in nanoscale In-rich agglomerations within a lateral InGaAs
quantum well (QW) formed from stacked submonolayers (SMLs) of InAs in GaAs is studied …

Investigations on the effect of arsenic and phosphorus atomic exchange on the origin of crystal potential fluctuations in InAsP/InP epilayers

G Vashisht, R Roychowdhury, P Rajput, R Kumar… - Applied Surface …, 2025 - Elsevier
The study investigates the anion exchange mechanism between the ad-atoms of arsenic
and phosphorus followed by their inter-diffusion processes, in InAsP/InP hetero-structures …

Bandgap tuning of GaAs/GaAsSb core-shell nanowires grown by molecular beam epitaxy

PK Kasanaboina, SK Ojha, SU Sami… - Semiconductor …, 2015 - iopscience.iop.org
Semiconductor nanowires have been identified as a viable technology for next-generation
infrared (IR) photodetectors with improved detectivity and detection across a range of …

Enhancement of photoluminescence of GaAsBi quantum wells by parabolic design of AlGaAs barriers

S Pūkienė, M Karaliūnas, A Jasinskas… - …, 2019 - iopscience.iop.org
Influence of barrier material and structure on carrier quantum confinement in GaAsBi
quantum wells (QWs) is studied comprehensively. Single-and multi-QW structures were …

Effect of cap layer and post growth on-site hydride passivation on the surface and interface quality of InAsP/InP hetero and QW structures

G Vashisht, R Roychowdhury, R Kumar, S Porwal… - Surfaces and …, 2024 - Elsevier
The performance of devices made from III-V compound semiconductors relies heavily on
their surface and interface properties. The InAsP/InP material system is recently gaining …

[HTML][HTML] Spatially indirect radiative recombination in InAlAsSb grown lattice-matched to InP by molecular beam epitaxy

LC Hirst, MP Lumb, J Abell, CT Ellis… - Journal of Applied …, 2015 - pubs.aip.org
A photoluminescence (PL) spectroscopy study of the bulk quaternary alloy InAlAsSb is
presented. Samples were grown lattice-matched to InP by molecular beam epitaxy and two …

[HTML][HTML] The effects of strain compensation in type-II GaAsSb/InGaAs quantum wells grown on GaAs (001) substrates

S Voranthamrong, CC Cheng, TW Lo, ZL Li… - Journal of Applied …, 2024 - pubs.aip.org
The effect of the GaAsP strain-compensating layer on type-II GaAs 1− x Sb x/In y Ga 1− y As
was investigated. GaAsSb/InGaAs multiple quantum wells (MQWs) without and with GaAsP …