Optical properties in a ZnS/CdS/ZnS core/shell/shell spherical quantum dot: Electric and magnetic field and donor impurity effects

RG Toscano-Negrette, JC León-González, JA Vinasco… - Nanomaterials, 2023 - mdpi.com
A theoretical analysis of optical properties in a ZnS/CdS/ZnS core/shell/shell spherical
quantum dot was carried out within the effective mass approximation. The corresponding …

Electronic properties and hydrogenic impurity binding energy of a new variant quantum dot

L Belamkadem, O Mommadi, JA Vinasco… - Physica E: Low …, 2021 - Elsevier
In this work, we have studied the electronic states with and without a donor impurity
positioned on the first rectangular-shaped surface (θ= 0°) of the new variant quantum dot …

Hydrostatic pressure and temperature effects on spectrum of an off-center single dopant in a conical quantum dot with spherical edge

M Chnafi, L Belamkadem, O Mommadi… - Superlattices and …, 2021 - Elsevier
In this paper we have studied the spectrum of an off-center donor impurity confined in the
GaAs conical quantum dot with spherical edge surrounded by finite and infinite confinement …

Binding energy, polarizability, and diamagnetic response of shallow donor impurity in zinc blende GaN quantum dots

E Iqraoun, A Sali, K El-Bakkari, ME Mora-Ramos… - Micro and …, 2022 - Elsevier
In this theoretical investigation, the binding energy, the binding energy Stark-shift, the dipole
moment, the polarizability, and the diamagnetic susceptibility related with a confined shallow …

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 …

Donor impurity energy and optical absorption in spherical sector quantum dots

ME Mora-Ramos, A El Aouami, E Feddi, A Radu… - Heliyon, 2020 - cell.com
The properties of the conduction band energy states of an electron interacting with a donor
impurity center in spherical sector-shaped GaAs-Al 0.3 Ga 0.7 As quantum dots are …

Linear and nonlinear optical properties of a single dopant in GaN conical quantum dot with spherical cap

A El Aouami, M Bikerouin, K Feddi… - Philosophical …, 2020 - Taylor & Francis
The states of a single dopant centre in zinc-blende GaN-based conical quantum dots with
spherical cap are theoretically investigated by analytically solving the corresponding …

A theoretical study of interband absorption spectra of spherical sector quantum dots under the effect of a powerful resonant laser

LTD Hien, LTN Bao, DD Phuoc, HJ Kim, CA Duque… - Nanomaterials, 2023 - mdpi.com
We explore the variation of interband absorption spectra of GaAs spherical sector quantum
dots (QDs) in response to a strong resonant laser, using the renormalized wave function …

Adiabatic description of the electroabsorption in strongly prolate and oblate conical quantum dots

KS Khachatryan, MA Mkrtchyan… - Physica E: Low …, 2021 - Elsevier
In the framework of the adiabatic approximation strongly prolate and oblate conical quantum
dots in the external electric field have been investigated. Analytical expressions for the …

[PDF][PDF] Optical properties in a ZnS/CdS/ZnS core/shell/shell spherical quantum dot: Electric and magnetic field and donor impurity effects., 2023, 13, 550

RG Toscano-Negrette, JC León-González… - DOI: https://doi. org …, 2023 - academia.edu
A theoretical analysis of optical properties in a ZnS/CdS/ZnS core/shell/shell spherical
quantum dot was carried out within the effective mass approximation. The corresponding …