Photoionization cross section and intersublevel transitions in a one-and two-electron spherical quantum dot with a hydrogenic impurity

M Şahin - Physical Review B—Condensed Matter and Materials …, 2008 - APS
A detailed investigation of the optical properties of a spherical quantum dot (QD) containing
one and two electrons has been performed for cases with and without a hydrogenic impurity …

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 …

Impurity states and photoionization cross section in CdSe/ZnS core–shell nanodots with dielectric confinement

EC Niculescu, M Cristea - Journal of luminescence, 2013 - Elsevier
The effects of the electric field and impurity position on the ground and lowest excited states
of a hydrogenic donor in the core–shell CdSe/ZnS quantum dot are studied within the …

Binding energy and photoionization cross-section of hydrogen-like donor impurity in strongly oblate ellipsoidal quantum dot

DB Hayrapetyan, GL Ohanyan… - Physica E: Low …, 2018 - Elsevier
Hydrogen-like donor impurity states in strongly oblate ellipsoidal quantum dot have been
studied. The hydrogen-like donor impurity states are investigated within the framework of …

The photoionization cross section of a hydrogenic impurity in a multi-layered spherical quantum dot

M Şahin, F Tek, A Erdinc - Journal of Applied Physics, 2012 - pubs.aip.org
In this study, we have investigated the photoionization cross section of an on-center
hydrogenic impurity in a multi-layered spherical quantum dot. The electronic energy levels …

Second harmonic generation in an asymmetric rectangular quantum well under hydrostatic pressure

İ Karabulut, Ü Atav, H Şafak, M Tomak - Physica B: Condensed Matter, 2007 - Elsevier
The effects of structure parameters and hydrostatic pressure on the electronic states and the
second harmonic generation (SHG) susceptibility of asymmetric rectangular quantum well …

Simultaneous effects of hydrostatic pressure and temperature on the binding energy of hydrogenic impurity in cylindrical quantum well wires

HD Karki, S Elagoz, P Başer - Superlattices and Microstructures, 2010 - Elsevier
The effect of hydrostatic pressure and temperature on the ground state binding energy of
hydrogenic impurities is investigated in a GaAs/Ga0. 7Al0. 3As cylindrical quantum well wire …

Simultaneous effects of hydrostatic pressure and temperature on donor binding energy and photoionization cross section in pöschl–teller quantum well

MG Barseghyan, A Hakimyfard, SY López… - Physica E: Low …, 2010 - Elsevier
We consider the effects of hydrostatic pressure and temperature on the binding energy and
photoionization cross section of hydrogen-like impurity in Pöschl–Teller quantum well. The …

Hydrogenic impurity states in zinc-blende InxGa1− xN/GaN in cylindrical quantum well wires under hydrostatic pressure

P Baser, S Elagoz, N Baraz - Physica E: Low-Dimensional Systems and …, 2011 - Elsevier
Within the framework of effective-mass approximation, the binding energy of a hydrogenic
donor impurity in zinc-blende (ZB) InxGa1− xN/GaN cylindrical quantum well wires …

Photoionization cross section in a two-dimensional quantum ring with a donor impurity

M Jin, W Xie, T Chen - Superlattices and Microstructures, 2013 - Elsevier
The transition energy, wave function and photoionization cross-section (PCS) in a Winternitz–
Smorodinsky potential quantum ring (QR) with a donor impurity subjected to a uniform …