Browsing by Author "Ungan, Fatih"
Now showing items 1-8 of 8
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The effect of impurity position and doping concentration on the binding energies and total optical absorption coefficients in a delta-doped quantum well
Salman Durmuşlar, Aysevil; Türkoğlu, Aslan; Mora-Ramos, Miguel Eduardo; Ungan, Fatih (Springer Heidelberg, 2021)In this present work, for different impurity position and ionized doping concentrations, we have theoretically investigated the linear, third-order nonlinear, and total optical absorption coefficients corresponding to the ... -
Effect of Razavy potential well parameters on the optical rectification, second, and third harmonic generation coefficients of Razavy quantum well in the presence of electric, magnetic, and THz laser fields
Salman Durmuşlar, Aysevil; Peter, Amalorpavam John; Ungan, Fatih (Springer, 2022)The paper presents the nonlinear optical rectification, second and third harmonic generation properties of a quantum well-formed within AlGaAs/GaAs heterostructures under the Razavy potential function. The effects of well ... -
Modeling of electronic spectra and optical responses of a semiconductor AlGaAs/GaAs quantum well with three-step barriers: the role of external perturbations and impurity
Haghighatzadeh, Azadeh; Attarzadeh, Amin; Salman Durmuslar, Aysevil; Al, Emre Bahadir; Ungan, Fatih (Springer Science and Business, 2024)Multi-quantum barriers are of great importance in band engineering technologies and optoelectronics as they can build up quantum confinement via enhanced barrier heights. This theoretical study comprehensively investigated ... -
Modeling of electronic spectra and optical responses of a semiconductor AlGaAs/GaAs quantum well with three-step barriers: the role of external perturbations and impurity
Haghighatzadeh, Azadeh; Attarzadeh, Amin; Salman Durmuşlar, Aysevil; Al, Emre Bahadır; Ungan, Fatih (Springer Science and Business Media Deutschland GmbH, 2024)Multi-quantum barriers are of great importance in band engineering technologies and optoelectronics as they can build up quantum confinement via enhanced barrier heights. This theoretical study comprehensively investigated ... -
Nonlinear optical properties of modified Möbius squared potential well: influence of electric and magnetic fields
Salman Durmuslar, Aysevil; Dakhlaoui, Hassen; Al, Emre Bahadır; Ungan, Fatih (Taylor and Francis Ltd., 2023)This work presents a numerical study on the electronic and optical properties of modified Möbius squared potential well in the presence of static electric and magnetic fields. The potential well is formed within GaAs/AlGaAs ... -
Nonlinear optical properties of n-type asymmetric double delta-doped quantum wells: role of high-frequency laser radiation, doping concentration and well width
Salman Durmuşlar, Aysevil; Eduardo Mora-Ramos, Miguel; Ungan, Fatih (Springer Heidelberg, 2020)A numerical investigation on the nonlinear optical rectification, second and third harmonic generation coefficients in asymmetric double n-type d-doped GaAs quantum well is performed in order to identify the influence of ... -
Optical properties of a GaAs quantum well with new type of hyperbolic confinement potential: Effect of structure parameters and intense laser field
Salman Durmuşlar, Aysevil; Alper Billur, Canan; Türkoğlu, Aslan; Ungan, Fatih (Elsevier, 2021)In this present study, we have investigated theoretically the effect of structure parameters ( and ) and high-frequency intense laser field (ILF) on the linear and nonlinear optical properties of a GaAs quantum well (QW) ... -
Role of external fields on the nonlinear optical properties of a n-type asymmetric delta-doped double quantum well
Salman Durmuşlar, Aysevil; Mora-Ramos, Miguel Eduardo; Ungan, Fatih (Springer, 2020)The effects of in-growth applied electric fields and in-plane (x-oriented) magnetic fields on the nonlinear optical rectification (NOR), second harmonic generation (SHG) and third harmonic generation (THG) of n-type ...