High-resolution X-ray diffraction in crystalline structures with quantum dots

VI Punegov - Physics-Uspekhi, 2015 - iopscience.iop.org
We review the current status of nondestructive high-resolution X-ray diffractometry research
on semiconductor structures with quantum dots (QDs). The formalism of the statistical theory …

Effects of pressure, temperature, and electric field on linear and nonlinear optical properties of InxGa1-xAs/GaAs strained quantum dots under indium segregation and …

N Benzerroug, D Makhlouf, M Choubani - Physica B: Condensed Matter, 2023 - Elsevier
Linear and nonlinear optical properties of In x Ga 1-x As/GaAs lens-shaped quantum dots
were investigated, taking into account simultaneous effects of indium segregation, In/Ga …

Indium segregation and In–Ga inter-diffusion effects on the photoluminescence measurements and nonlinear optical properties in lens-shaped InxGa1-xAs/GaAs …

M Choubani, H Maaref, F Saidi - Journal of Physics and Chemistry of …, 2022 - Elsevier
In this work, we have theoretically investigated the indium segregation and In/Ga intermixing
effects in lens-shaped In x Ga 1-x As/GaAs quantum dots coupled to their wetting layer. In …

Effects of strain on the optoelectronic properties of annealed InGaAs/GaAs self-assembled quantum dots

M Yahyaoui, K Sellami, SB Radhia… - Semiconductor …, 2014 - iopscience.iop.org
The effect of the lattice-mismatch strain and of the charge carrier confinement profile, on the
optical properties of thermally annealed self-assembled In x Ga 1− x As/GaAs quantum dots …

Deep level centers and their role in photoconductivity transients of InGaAs/GaAs quantum dot chains

SV Kondratenko, OV Vakulenko, YI Mazur… - Journal of Applied …, 2014 - pubs.aip.org
The in-plane photoconductivity and photoluminescence are investigated in quantum dot-
chain InGaAs/GaAs heterostructures. Different photoconductivity transients resulting from …

[HTML][HTML] Tailoring of the nonlinear optical rectification in vertically and laterally coupled InxGa1-xAs/GaAs quantum dots for Tera-hertz applications: Under In/Ga inter …

D Makhlouf, N Benzerroug, M Choubani - Results in Physics, 2023 - Elsevier
We numerically investigate the Nonlinear Optical Rectification (NOR) of two laterally coupled
lens-shaped In x Ga 1-x As/GaAs quantum dots and two layers of In x Ga 1-x As/GaAs …

Tuning electrical and optical properties of InAs/GaAs1− x Sb x quantum dots

Y Bao, W Liu, Q Liu, X Chen, F Yang… - Journal of Physics D …, 2023 - iopscience.iop.org
Understanding the electrical and optical properties of InAs/GaAs (Sb) quantum dots (QDs) is
essential for designing and improving the performance of related semiconductor QD …

Design of a Frequency Multiplier Based on Laterally Coupled Quantum Dots for Optoelectronic Device Applications in the Terahertz Domain: Impact of …

M Choubani, N Benzerroug - Journal of Electronic Materials, 2024 - Springer
We have investigated the effects of size, hydrostatic pressure, temperature, electric field, and
inhomogeneous indium distribution on sub-band electronic properties and the second …

Simulation of the electronic properties of InxGa1− xAs quantum dots and their wetting layer under the influence of indium segregation

ADB Maia, ECF da Silva, AA Quivy… - Journal of Applied …, 2013 - pubs.aip.org
We present anisotropic nonparabolic position-dependent effective-mass calculations of the
bound energy levels of electrons confined in lens-shaped In x Ga 1− x As quantum dots …

Высокоразрешающая рентгеновская дифракция в кристаллических структурах с квантовыми точками

ВИ Пунегов - Успехи физических наук, 2015 - ufn.ru
Представлено современное состояние неразрушающих исследований
полупроводниковых структур с квантовыми точками (КT) в рамках метода …