Browsing by Author "Kasapoglu, E"
Now showing items 21-33 of 33
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Intersubband transitions in coupled triple-graded quantum wells under an electric field
Kasapoglu, E; Sari, H; Sokmen, I (WILEY-V C H VERLAG GMBH, 2005)The intersubband transitions were calculated in three different shaped triple-graded quantum wells. The investigation involved changing the depth of the central well potential under an electric field applied parallel to ... -
Magnetic field and intense laser radiation effects on the interband transitions in quantum well wires
Kasapoglu, E; Sari, H; Gunes, M; Sokmen, I (WORLD SCIENTIFIC PUBL CO PTE LTD, 2004)Magnetic field and intense laser radiation effects on the exciton binding energy and interband optical transitions in quantum well wires is calculated using a variational method and in the effective mass approximation. The ... -
Optical properties of excitons in quantum well wires under the magnetic field
Kasapoglu, E; Sari, H; Sokmen, I (WORLD SCIENTIFIC PUBL CO PTE LTD, 2003)The binding energy of excitons in quantum well wires of GaAs surrounded by Ga1-xAlxAs was calculated in an effective mass approximation with the use of the variational approach. Results obtained show that the exciton binding ... -
Optical transitions in quantum well wires under intense laser radiation
Sari, H; Kasapoglu, E; Sokmen, I; Gunes, M (ELSEVIER SCIENCE BV, 2003)The influence of a laser-field on the exciton binding energy and interband optical transitions in quantum-well wires is calculated by using a variational method and in the effective mass approximation. We conclude that in ... -
The photoionization cross-section and binding energy of impurities in quantum wires: Effects of the electric and magnetic field
Kasapoglu, E; Sari, H; Yesilgul, U; Sokmen, I (WORLD SCIENTIFIC PUBL CO PTE LTD, 2004)Using a variational approach, we have calculated the impurity position dependence of the photoionizaton cross-section and the binding energy for a hydrogenic donor impurity in a quantum well wire in the presence of the ... -
Shallow donor impurities in different shaped double quantum wells under the electric field
Kasapoglu, E; Sokmen, I (WILEY-V C H VERLAG GMBH, 2004)The binding energy of the donor impurity in double triangle quantum well (DTQW), double graded (DGQW) and double square (DSQW) GaAs-(Ga,Al)As quantum wells under the electric field is calculated by using a variational ... -
Shallow donor impurities in different shaped double quantum wells under the electric field (vol 241, pg 1066, 2004)
Kasapoglu, E; Sokmen, I (WILEY-V C H VERLAG GMBH, 2005)… -
Shallow donor impurities in different shaped double quantum wells under the hydrostatic pressure and applied electric field
Kasapoglu, E; Sari, H; Sokmen, I (ELSEVIER SCIENCE BV, 2005)The combined electric field and hydrostatic pressure effects on the binding energy of the donor impurity in double triangle quantum well (DTQW), double graded (DGQW) and double square (DSQW) GaAs-(Ga,Al)As quantum wells ... -
Shallow donor impurity binding energy in the V-shaped quantum well under the crossed electric and magnetic fields
Kasapoglu, E; Sokmen, I (ELSEVIER SCIENCE BV, 2005)We have calculated variationally the ground state binding energy of a hydrogenic donor impurity in V-shaped quantum well (VQW) or full-graded GaAs/Ga1-xAlxAs quantum wells in the presence of crossed electric and magnetic ... -
Shallow donors in a triple graded quantum well under electric and magnetic field
Sari, H; Kasapoglu, E; Sokmen, I (ELSEVIER SCIENCE BV, 2003)The binding energy of the donor impurity in triple graded GaAs-(Ga,Al)As quantum wells is calculated by using a variational approach. The results have been obtained in the presence of a uniform magnetic and electric field ... -
Shallow donors in the triple-graded quantum well under the hydrostatic pressure and external fields
Kasapoglu, E; Sari, H; Sokmen, I (ELSEVIER SCIENCE BV, 2006)The binding energy of the donor in the triple-graded GaAs-(Ga,Al)As quantum well under the hydrostatic pressure, electric and magnetic fields are calculated by using a variational approach. The results have been obtained ... -
Subband structure and excitonic binding of graded GaAs/Ga1-xAlxAs quantum wells under an electric field
The effects of an applied electric field on subband energies and excitonic binding for a graded GaAlAs quantum well are calculated variationally within the effective mass approximation. The very sensitive dependence of ...