Model of temperature quenching of photoluminescence in disordered semiconductors and comparison to experiment

O Rubel, SD Baranovskii, K Hantke, B Kunert… - Physical Review B …, 2006 - APS
A phenomenological model is suggested to describe nonradiative recombination of optical
excitations in disordered semiconductor heterostructures. The general property of …

[HTML][HTML] Photoluminescence study of the interface fluctuation effect for InGaAs/InAlAs/InP single quantum well with different thickness

Y Wang, X Sheng, Q Guo, X Li, S Wang, G Fu… - Nanoscale Research …, 2017 - Springer
Photoluminescence (PL) is investigated as a function of the excitation intensity and
temperature for lattice-matched InGaAs/InAlAs quantum well (QW) structures with well …

Mechanisms of infrared photoluminescence in HgTe/HgCdTe superlattice

J Shao, W Lu, GKO Tsen, S Guo, JM Dell - Journal of Applied Physics, 2012 - pubs.aip.org
Temperature (11–250 K) and excitation power (5–480 mW) dependent infrared
photoluminescence (PL) measurements are conducted on a HgTe/Hg 0.05 Cd 0.95 Te …

Photoluminescence study on the optical properties of silicon-vacancy centre in diamond

Y Zhang, K Wang, G Jia, J Li, H Wang, Y Tian - Journal of Alloys and …, 2021 - Elsevier
The optical properties of a silicon-vacancy (Si–V) centre were studied using
photoluminescence (PL), including the temperature (80 K–270 K) and excitation power (2.25 …

Compositional inhomogeneities in type-I and type-II superlattices for GaAsSbN-based solar cells: Effect of thermal annealing

V Braza, DF Reyes, A Gonzalo, AD Utrilla… - Applied Surface …, 2018 - Elsevier
GaAsSbN alloys is recognized as an effective candidate to incorporate in multijunction solar
cell applications due to its advantages of being grown lattice-matched to GaAs and its …

Theoretical analyses of the carrier localization effect on the photoluminescence of In-rich InGaAs layer grown on InP

MB Arbia, B Smiri, I Demir, F Saidi, I Altuntas… - Materials Science in …, 2022 - Elsevier
Abstract The free buffer InGaAs/InP structure has been elaborated by Metal Organic Vapor
Phase Epitaxy (MOVPE). High indium content is chosen to reduce the bandgap energy of …

Impact of digital alloy capping layers on bilayer InAs quantum dot heterostructures

R Kumar, J Saha, S Chakrabarti - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
The influence of digital alloy capping technique on the strain-coupled bilayer InAs quantum
dots (QDs) has been presented. Multiple capping layers of different composition have been …

Photoluminescence study of exciton localization in InGaAs bulk and InGaAs/InAlAs wide quantum well on InP (001) substrate

S Luo, Y Wang, B Liang, C Wang, S Wang, G Fu… - Journal of …, 2022 - Elsevier
Exciton localization has been investigated via photoluminescence (PL) measurements for a
50 nm InGaAs/InAlAs wide quantum well (QW) lattice-matched to an InP substrate. Discrete …

The effect of potential fluctuations on the optical properties of InGaAs∕ InGaAlAs single and coupled double quantum wells

LC Poças, JL Duarte, EM Lopes, IFL Dias… - Journal of applied …, 2006 - pubs.aip.org
A study was conducted on potential fluctuations using the photoluminescence (PL)
technique with temperature and excitation intensity variations, in a sample containing In Ga …

Influence of Fröhlich Interaction on Intersubband Transitions of InGaAs/InAlAs-Based Quantum Cascade Detector Structures Investigated by Infrared Modulated …

L Zhu, S Liu, J Shao, X Chen, F Liu, Z Hu… - Chinese Physics …, 2023 - iopscience.iop.org
We demonstrate the use of an infrared modulated photoluminescence (PL) method based
on a step-scan Fourier-transform infrared spectrometer to analyze intersubband transition …