Investigation of the InAs/GaAs quantum dots' size: dependence on the strain reducing layer's position

M Souaf, M Baira, O Nasr, MH Hadj Alouane, H Maaref… - Materials, 2015 - mdpi.com
This work reports on theoretical and experimental investigation of the impact of InAs
quantum dots (QDs) position with respect to InGaAs strain reducing layer (SRL). The …

LSE investigation of the thermal effect on band gap energy and thermodynamic parameters of BInGaAs/GaAs single quantum well

T Hidouri, F Saidi, H Maaref, P Rodriguez, L Auvray - Optical Materials, 2016 - Elsevier
In this paper, we report on the experimental and theoretical study of BInGaAs/GaAs Single
Quantum Well elaborated by Metal Organic Chemical Vapor Deposition (MOCVD). We …

Electronic energy levels and carrier dynamics in InAs/InGaAs dots-in-a-well structure investigated by optical spectroscopy

R Chen, HY Liu, HD Sun - Journal of Applied Physics, 2010 - pubs.aip.org
We investigate the electronic energy levels and carrier dynamics in InAs/In x Ga 1− x As dots-
in-a-well (DWELL) structure by comprehensive spectroscopic characterization over a …

Temperature-dependent properties of single long-wavelength InGaAs quantum dots embedded in a strain reducing layer

F Olbrich, J Kettler, M Bayerbach, M Paul… - Journal of Applied …, 2017 - pubs.aip.org
We report on temperature-dependent investigations of single metal-organic vapor phase
epitaxy-grown In (Ga) As/GaAs quantum dots at wavelengths above 1 μm. Here, two types of …

Effect of heavy ion implantation on self-assembled single layer InAs/GaAs quantum dots

R Sreekumar, A Mandal, S Chakrabarti… - Journal of Physics D …, 2010 - iopscience.iop.org
We report the degradation in photoluminescence efficiency of GaAs/(InAs/GaAs) quantum
dot (QD) heterostructures subjected to 20 to 50 keV sulfur implantation. Sulfur ions of fluence …

Comprehensive investigation of optical and electronic properties of tunable InAs QDs optically active at O-band telecommunication window with (In) GaAs surrounding …

O Nasr, MHH Alouane, H Maaref, F Hassen… - Journal of …, 2014 - Elsevier
In this paper, we report on the impact of InAs quantum dots'(QDs) position within InGaAs
strain reducing layer on their structural and optical properties. Morphological investigation …

Wurtzite InP/InAs/InP core–shell nanowires emitting at telecommunication wavelengths on Si substrate

MHH Alouane, R Anufriev, N Chauvin… - …, 2011 - iopscience.iop.org
Optical properties of wurtzite InP/InAs/InP core–shell nanowires grown on silicon substrates
by solid source molecular beam epitaxy are studied by means of photoluminescence and …

Photoluminescence properties and high resolution x-ray diffraction investigation of BInGaAs/GaAs grown by the metalorganic vapour phase epitaxy method

R Hamila, F Saidi, H Maaref, P Rodriguez… - Journal of Applied …, 2012 - pubs.aip.org
In this paper, we report the obtention of quaternary (B) InGaAs/GaAs alloys grown by metal
organic vapour phase epitaxy has been studied using high resolution x ray diffraction …

Effect of annealing in the Sb and In distribution of type II GaAsSb-capped InAs quantum dots

DF Reyes, JM Ulloa, A Guzman, A Hierro… - Semiconductor …, 2015 - iopscience.iop.org
Type II emission optoelectronic devices using GaAsSb strain reduction layers (SRL) over
InAs quantum dots (QDs) have aroused great interest. Recent studies have demonstrated an …

Towards InAs/InGaAs/GaAs quantum dot solar cells directly grown on Si substrate

B Azeza, MH Hadj Alouane, B Ilahi, G Patriarche… - Materials, 2015 - mdpi.com
This paper reports on an initial assessment of the direct growth of In (Ga) As/GaAs quantum
dots (QDs) solar cells on nanostructured surface Si substrate by molecular beam epitaxy …