Combined effects of hydrostatic pressure and electric field on the donor binding energy, polarizability, and photoionization cross-section in double GaAs/GaAlAs …

A Ed-Dahmouny, A Sali, N Es-Sbai, R Arraoui… - The European Physical …, 2022‏ - Springer
The present work focuses on the theoretical calculations of the ground-state binding energy
of a shallow impurity, the impurity-related photoionization cross-section (PICS), and impurity …

Hydrostatic pressure, temperature, and electric field effects on the hydrogenic impurity binding energy in a multilayered spherical quantum dot

A Fakkahi, A Sali, M Jaouane, R Arraoui - Applied Physics A, 2021‏ - Springer
Within the effective mass and the parabolic band approximations, the binding energy of an
on-center shallow donor impurity in a GaAs/Ga _ 1-x Al _ x As GaAs/Ga 1-x Al x As …

The spatial electric field effect on the impurity binding energy and self-polarization in a double quantum dot

R Arraoui, A Sali, A Ed-Dahmouny, K El-Bakkari… - The European Physical …, 2022‏ - Springer
This paper provides a theoretical investigation of the binding energy E b and self-
polarization of a hydrogenic shallow donor impurity located in a GaAs-Ga 1-x Al x As double …

Optical and electronic properties of a singly ionized double donor confined in coupled quantum dot-rings

N Hernández, RA López-Doria, MR Fulla - Physica E: Low-dimensional …, 2023‏ - Elsevier
Electronic and singly ionized double donor states confined in a G a A s− A l G a A s coupled
quantum dot-ring were calculated. The proposed model fits the geometry of realistic coupled …

Effect of position-dependent effective mass on optical properties of spherical nanostructures

Y Naimi, J Vahedi, MR Soltani - Optical and Quantum Electronics, 2015‏ - Springer
The effects of position-dependent effective mass on the absorption coefficients (ACs) of
spherical quantum dot (QD) and quantum antidot (QAD) have been investigated. We show …

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 …

Donor-impurity related binding energy and photoinization cross-section in quantum dots: electric and magnetic fields and hydrostatic pressure effects

MG Barseghyan, AA Kirakosyan, CA Duque - The European Physical …, 2009‏ - Springer
We have studied the behavior of the binding energy and photoionization cross-section of a
donor-impurity in cylindrical-shape GaAs-Ga 0.7 Al 0.3 As quantum dots, under the effects of …

Temperature-related electronic low-lying states in different shapes In. 1Ga. 9N/GaN double quantum wells under size effects

W Belaid, H El Ghazi, R En-Nadir, HŞ Kılıç, I Zorkani… - Trends in …, 2022‏ - tis.wu.ac.th
In this paper, we report the electronic states of hydrogenic impurity in InGaN/GaN double
quantum wells (DQWs) with different shapes using a numerical procedure within the …

Second harmonic generation in asymmetric double semi-parabolic quantum wells: Effects of electric and magnetic fields, hydrostatic pressure and temperature

MJ Karimi, A Keshavarz - Physica E: Low-dimensional Systems and …, 2012‏ - Elsevier
The second harmonic generation (SHG) of a typical GaAs/Ga1− xAlxAs asymmetric double
semi-parabolic quantum wells (DSPQWs) is investigated numerically. The SHG is obtained …

Influence of hydrostatic pressure and temperature on the optical responses of asymmetric triple quantum wells

AS Durmuslar, H Dakhlaoui, EB Al, F Ungan - The European Physical …, 2024‏ - Springer
The work presents the effects of hydrostatic pressure and temperature on the electronic
spectra as well as on the optical responses of parabolically shaped asymmetric triple …