Impurity and geometry effects on the optical rectification spectra of quasi-elliptical double quantum rings

D Bejan, C Stan - Physica E: Low-dimensional Systems and …, 2023 - Elsevier
We present a theoretical study on the effects of the impurity positions and geometry change
on the electronic and optical rectification spectra of GaAs/Ga 0.7 Al 0.3 As double quantum …

Polaronic mass and non-parabolicity effects on the photoionization cross section of an impurity in a double quantum dot

R Arraoui, A Sali, A Ed-Dahmouny, M Jaouane… - Superlattices and …, 2021 - Elsevier
This manuscript focused on the effect of the non-parabolicity and the polaronic mass on the
optical and electronic properties in the G a A s− G a 1− x A lx A s symmetrical double …

Polaron and conduction band non-parabolicity effects on the binding energy, diamagnetic susceptibility and polarizability of an impurity in quantum rings

K El-Bakkari, A Sali, E Iqraoun, A Ezzarfi - Superlattices and …, 2020 - Elsevier
By employing a variational approach, we have investigated the effect of conduction band
non-parabolicity (NP) on the binding energy (E b) and the susceptibility diamagnetic (χ dia) …

Effects of applied magnetic field on the optical properties and binding energies spherical GaAs quantum dot with donor impurity

CO Edet, EB Al, F Ungan, N Ali, N Rusli, SA Aljunid… - Nanomaterials, 2022 - mdpi.com
The screened modified Kratzer potential (SMKP) model is utilized to scrutinize the impacts of
an applied magnetic field (MF) on the binding energies and linear and nonlinear optical …

Pressure, temperature and electric field effects on the photoionization cross section in a multilayered spherical quantum dot

A Fakkahi, H Dakhlaoui, A Sali, M Jaouane… - … Physical Journal Plus, 2022 - epjplus.epj.org
In this paper, within the effective mass approximation and by using the finite element
method, we have studied the photoionization cross section (PCS) and the binding energy of …

Simultaneous effects of temperature, pressure, polaronic mass, and conduction band non-parabolicity on a single dopant in conical GaAs-Al x Ga1–x As quantum dots

E Iqraoun, A Sali, K El-Bakkari, A Ezzarfi… - Physica …, 2021 - iopscience.iop.org
This paper is devoted to the theoretical study of the simultaneous effects of temperature,
hydrostatic pressure, conduction band non-parabolicity, and polaronic mass on the …

Impact of temperature and pressure on linear and non-linear optical properties of a spherical quantum dot using Kratzer fues potential

Sahil, M Bansal, V Kumar, SB Bhardwaj, F Chand… - Journal of Optics, 2024 - Springer
In this paper, analytical expressions for the energy eigenvalues and eigen functions are
obtained by solving the radial Schrödinger equation for the Kratzer Fues potential using the …

Effects of the temperature and pressure on the electronic and optical properties of an exciton in GaAs/Ga1− xAlxAs quantum ring

K El-Bakkari, A Sali, E Iqraoun, A Rezzouk… - Physica B: Condensed …, 2018 - Elsevier
Using a variational approach, we have calculated the binding energies (E 1 s, 2 sb) and
interband emission energy (E ph) of an exciton confined in G a A s/G a 1− x A lx A s quantum …

Influence of a non-resonant intense laser and structural defect on the electronic and optical properties of a gaas quantum ring under inversely quadratic potential

JC León-González, RG Toscano-Negrette… - Condensed …, 2023 - mdpi.com
We investigated the impact of a non-resonant intense laser, structural defects, and magnetic
fields on the electronic and optical properties of a simple GaAs quantum ring under the …

Size and shape effects on effective mass, electronic and optical properties of V-shaped quantum dot: influence of an off-center donor atom, hydrostatic pressure and …

L Belamkadem, O Mommadi, M El Hadi… - Journal of …, 2023 - Springer
In the present study, we discuss theoretically the role of hydrostatic pressure and
temperature on the electron and light-hole states with a shallow-donor impurity confined in a …