[HTML][HTML] Electromodulation spectroscopy of highly mismatched alloys

R Kudrawiec, W Walukiewicz - Journal of Applied Physics, 2019 - pubs.aip.org
The electronic band structure of highly mismatched alloys (HMAs) was very successfully
explored using electromodulation (EM) spectroscopy, ie, photoreflectance (PR) …

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 …

Performance optimization of AlGaAs/GaAsBiN resonant tunneling diode

A Rebey, M Mbarki, H Rebei, S Messaoudi - Optik, 2022 - Elsevier
The GaAsBiN denoted highly mismatched alloy is among the new material that has drawn
attention regarding its special physical properties. The co-alloying of GaAs by simultaneous …

[HTML][HTML] Electronic and optical properties of disordered getchellite: A photoreflectance, optical absorption, photoemission, and theoretical investigation

A Sabik, M Grodzicki, MP Polak, S Gorantla… - APL Materials, 2024 - pubs.aip.org
In this work, the optoelectronic properties of the getchellite crystal, a layered semiconducting
disordered alloy with the chemical formula AsSbS 3, are probed by a combination of …

Characterization of induced quasi-two-dimensional transport in n-type InxGa1−xAs1 − yBiy bulk layer

M Aydin, SN Yilmaz, J Bork, J Zide, A Erol, O Donmez - Applied Physics A, 2024 - Springer
The temperature-dependent transport properties of n-type InGaAsBi epitaxial alloys with
various doping densities are investigated by conducting magnetoresistance (MR) and Hall …

Impacts of growth conditions on InAlBiAs electrical properties and morphology

J Bork, W Acuna, J Zide - Journal of Vacuum Science & Technology A, 2022 - pubs.aip.org
As a highly mismatched alloy class, dilute bismuthide materials exhibit strong valence band-
Bi impurity state interactions, leading to large bandgap bowing parameters and strong spin …

Photoreflectance studies of temperature and hydrostatic pressure dependencies of direct optical transitions in BGaAs alloys grown on GaP

J Kopaczek, F Dybała, SJ Zelewski… - Journal of Physics D …, 2021 - iopscience.iop.org
BGaAs layers with boron concentrations of 4.1%, 7.4%, and 12.1% are grown by molecular
beam epitaxy on a GaP substrate and studied by optical absorption and photoreflectance …

Thermal processes contributions to the temperature dependence of the energy gap in dilute bismuth III-V alloys

S Zouaghi, H Fitouri, A Rebey - Solid State Communications, 2022 - Elsevier
This paper presents a methodological analysis of the gap energy temperature dependence
of GaAsBi, GaSbBi, InSbBi, and InAsBi. The temperature dependence of the gap energy in …

Negative thermal quenching in optically pumped GaAsBi–GaAs heterojunction p–i–n diode

SJ Sreerag, AS Sharma, TBO Rockett, JPR David… - Applied Physics A, 2023 - Springer
We studied the electroluminescence (EL) properties of an optically pumped GaAsBi–GaAs
heterojunction p–i–n diode. GaAsBi–GaAs quantum well excitonic transitions dominate the …

Bismuth incorporation and its influence on surface morphology of InAs (1 1 0)

BA Carter, JM Millunchick - Journal of Crystal Growth, 2022 - Elsevier
The low solid solubility of Bi in III-V semiconductors complicates achieving high Bi
incorporation in those films. Crystalline orientation is often overlooked as a parameter that …