Heat capacity and entropy of Gaussian spherical quantum dot in the presence of donor impurity

NS Yahyah, MK Elsaid, A Shaer - Journal of Theoretical and Applied …, 2019 - Springer
The energy states of shallow donor impurity in GaAs/AlGaAs quantum dot heterostructure
with Gaussian potential have been calculated by the shifted 1/N expansion method. The …

Effect of confinement potential shape on the electronic, thermodynamic, magnetic and transport properties of a GaAs quantum dot at finite temperature

KL Jahan, B Boyacioglu, A Chatterjee - Scientific reports, 2019 - nature.com
The effect of the shape of the confinement potential on the electronic, thermodynamic,
magnetic and transport properties of a GaAs quantum dot is studied using the power …

Magnetic field effect on the energy levels of an exciton in a GaAs quantum dot: Application for excitonic lasers

KL Jahan, A Boda, IV Shankar, CN Raju… - Scientific reports, 2018 - nature.com
The problem of an exciton trapped in a Gaussian quantum dot (QD) of GaAs is studied in
both two and three dimensions in the presence of an external magnetic field using the Ritz …

Effect of Rashba and Dresselhaus spin-orbit interactions on a D0 impurity in a two-dimensional Gaussian GaAs quantum dot in the presence of an external magnetic …

P Saini, A Boda, A Chatterjee - Journal of Magnetism and Magnetic …, 2019 - Elsevier
The binding energy of a hydrogenic-like donor complex D 0 placed in a two-dimensional
Gaussian quantum dot GaAs semiconductor is determined incorporating the Rashba and …

Role of Rashba and Dresselhaus spin–orbit interactions on an off-center donor impurity in a Gaussian quantum dot

A Kachu, NR Chebrolu, A Boda - Journal of Magnetism and Magnetic …, 2024 - Elsevier
Abstract The Rashba and Dresselhaus spin–orbit interactions (SOIs) and the magnetic field
effects on off-center hydrogen donor impurity D 0 in a two-dimensional Gaussian GaAs …

Confinement shape effects on binding energy, transition energy, and oscillator strength of a D0 impurity in a quantum dot in the presence of spin-orbit interactions

A Kachu, A Boda - Physica E: Low-dimensional Systems and …, 2024 - Elsevier
In this research paper, we investigate the impact of the confinement nature on a neutral
hydrogenic donor impurity (D 0) in a quantum dot (QD). To investigate the system, we …

Electronic and magnetic properties of a two-electron Gaussian GaAs quantum dot with spin-Zeeman term: A study by numerical diagonalization

HK Sharma, A Boda, B Boyacioglu… - Journal of Magnetism and …, 2019 - Elsevier
The problem of two interacting electrons moving in a two-dimensional semiconductor
quantum dot with Gaussian confining potential under the influence of an external magnetic …

Role of confinement shape and spin-orbit interactions on binding energy, temperature, transition energy, susceptibility and oscillator strength of an off-center D0 …

A Kachu, S Vemula, NR Chebrolu, A Boda - Physica B: Condensed Matter, 2024 - Elsevier
This study explores the influence of confinement potential shape on the behavior of an off-
center D 0 impurity in a quantum dot (QD). In this study, we use the power exponential …

Transition energies and magnetic properties of a neutral donor complex in a Gaussian GaAs quantum dot

A Boda, A Chatterjee - Superlattices and Microstructures, 2016 - Elsevier
The problem of a neutral hydrogenic donor (D 0) centre located at the centre of a GaAs
quantum dot with Gaussian confinement is studied in the presence of an external magnetic …

Ground state properties of a two-electron system in a three-dimensional GaAs quantum dot with Gaussian confinement in a magnetic field

A Boda, B Boyacioglu, A Chatterjee - Journal of Applied Physics, 2013 - pubs.aip.org
The ground state properties of a system of two interacting electrons trapped in a three-
dimensional GaAs quantum dot with Gaussian confinement under the influence of an …