Refractive index changes and absorption coefficients in a spherical quantum dot with parabolic potential

B Çakır, Y Yakar, A Özmen - Journal of Luminescence, 2012 - Elsevier
In this study, we have calculated the linear, nonlinear and total refractive index changes and
absorption coefficients for the transitions 1s–1p, 1p–1d and 1d–1f in a spherical quantum …

Magnetic field effects on oscillator strength, dipole polarizability and refractive index changes in spherical quantum dot

Y Yakar, B Çakır, A Özmen - Chemical Physics Letters, 2018 - Elsevier
We have computed the ground and excited state energies and the wave functions of a
spherical quantum dot with finite potential barrier in the presence of magnetic field. The …

Linear and nonlinear absorption coefficients of spherical quantum dot inside external magnetic field

B Çakır, Y Yakar, A Özmen - Physica B: Condensed Matter, 2017 - Elsevier
We have calculated the wavefunctions and energy eigenvalues of spherical quantum dot
with infinite potential barrier inside uniform magnetic field. In addition, we have investigated …

Linear and nonlinear intra-conduction band optical absorption in (In, Ga) N/GaN spherical QD under hydrostatic pressure

H El Ghazi, A Jorio, I Zorkani - Optics Communications, 2014 - Elsevier
Linear, third-order nonlinear and total optical absorption coefficients of intra-conduction
band 1s–1p transition with hydrogenic shallow-donor impurity in wurtzite (In, Ga) N/GaN …

Pressure-dependent of linear and nonlinear optical properties of (In, Ga) N/GaN spherical QD

H El Ghazi, A Jorio, I Zorkani - Superlattices and Microstructures, 2014 - Elsevier
Third-order nonlinear intra-conduction band optical properties of (In, Ga) N–GaN spherical
quantum dot are investigated. Linear, third-order nonlinear and total absorption coefficients …

Investigation of magnetic field effects on binding energies in spherical quantum dot with finite confinement potential

B Çakır, Y Yakar, A Özmen - Chemical Physics Letters, 2017 - Elsevier
The magnetic effects on the energy states and binding energies of the ground and higher
excited states of the spherical quantum dot are studied theoretically for various potential …

Dipole and quadrupole polarizabilities and oscillator strengths of spherical quantum dot

Y Yakar, B Çakır, A Özmen - Chemical Physics, 2018 - Elsevier
In this study, the energy eigenvalues and eigenfunctions of the ground and excited states of
a spherical quantum dot are calculated by using the Quantum Genetic algorithm (QGA) and …

Investigation of linear and nonlinear optical properties in quantum dots: Influence of magnetic and AB flux fields

M Bansal, V Kumar, SB Bhardwaj, RM Singh… - Physica B: Condensed …, 2024 - Elsevier
In the present work, analytical expressions for the energy eigenvalues and eigen functions
are obtained by solving the radial Schrödinger equation for inverse quadratic Hellmann plus …

Linear and nonlinear absorption coefficients of spherical two-electron quantum dot

Y Yakar, B Çakır, A Özmen - Computer Physics Communications, 2015 - Elsevier
In this study, optical properties of two-electron quantum dot confined by an infinite spherical
potential surface have been investigated. Linear, nonlinear and total absorption coefficients …

Linear and nonlinear optical absorption coefficients of two-electron spherical quantum dot with parabolic potential

B Çakır, Y Yakar, A Özmen - Physica B: Condensed Matter, 2015 - Elsevier
Linear and nonlinear absorption coefficients of two-electron spherical quantum dot (QD) with
parabolic potential are investigated in this paper. Wave functions and energy eigenvalues of …