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Effect of hydrostatic pressure on interband transitions in coupled quantum wires
(IOP PUBLISHING LTD, 2007)
We calculate the exciton binding energy and interband optical absorption in a rectangular coupled quantum wire under the hydrostatic pressure in the effective-mass approximation, using the variational approach. It is found ...
Photoionization cross-section and binding energy of donor impurities in GaAs, Ge and Si quantum wires with infinite barriers
(ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 2009)
Within the effective-mass approximation, we have investigated the binding energies of donor impurities as a function of the wire dimensions and the photoionization cross-section for a hydrogenic donor impurity placed on ...
Hydrogenic donor impurities in delta-doped cylindrical quantum dots under intense laser field
(IOP PUBLISHING LTD, 2019)
A theoretical study of the effects of non-resonant intense laser field on the donor impurity binding energy in a cylindrical quantum dot with delta-doped axial potential is performed in the framework of the effective mass ...
Effects of applied electromagnetic fields on the linear and nonlinear optical properties in an inverse parabolic quantum well
(ELSEVIER SCIENCE BV, 2012)
In this present work, we have investigated theoretically the effects of applied electric and magnetic fields on the linear and nonlinear optical properties in a GaAs/AlxGa1-xAs inverse parabolic quantum well for different ...
Combined effects of intense laser field, electric and magnetic fields on the nonlinear optical properties of the step-like quantum well
(ELSEVIER SCIENCE SA, 2015)
In the present work, the effects of the intense laser field on total optical absorption coefficient (the linear and third-order nonlinear) and total refractive index change for transition between two lower-lying electronic ...
Effects of applied electric and magnetic fields on the nonlinear optical properties of asymmetric GaAs/Ga1-xAlxAs double inverse parabolic quantum well
(ELSEVIER SCIENCE BV, 2015)
The combined effects of electric and magnetic fields on the optical absorption coefficients and refractive index changes related to the intersubband transitions within the conduction band of asymmetric GaAs/Ga1-xAlxAs ...
Spin-orbit interaction and magnetic field effects on the energy dispersion of double quantum wire
(ACADEMIC PRESS LTD- ELSEVIER SCIENCE LTD, 2015)
We investigate the effects of Rashba spin-orbit interaction on the electronic energy dispersion and zero-temperature ballistic conductance of double quantum wire under the influence,of perpendicular magnetic field. The ...
Binding energy of donor impurity states and optical absorption in the Tietz-Hua quantum well under an applied electric field
(ELSEVIER SCIENCE BV, 2018)
For a quantum well which has the Tietz-Hua potential, the ground and some excited donor impurity binding energies and the total absorption coefficients, including linear and third order nonlinear terms for the transitions ...
Effects of an intense, high-frequency laser field on the intersubband transitions and impurity binding energy in semiconductor quantum wells
(ELSEVIER SCIENCE BV, 2010)
Within the framework of effective-mass approximation, using a variational method, the effect of high-frequency laser field on intersubband transitions and the binding energy of shallow-donor impurities in a semiconductor ...
Electronic structure and optical properties of triangular GaAs/AlGaAs quantum dots: Exciton and impurity states
(ELSEVIER SCIENCE BV, 2016)
Electronic structure and optical properties in equilateral triangular GaAs/Al0.3Ga0.7As quantum dots are studied extensively. The effects of donor and acceptor impurity atoms positioned in the orthocenter of the triangle, ...