Photoionization of Impurities in Infinite-Barrier Quantum Wells

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Journal Title, Volume, Page: 
Journal of Physics and Chemistry of Solids, Volume 52, Issue 4, 1991, Pages 603–606
Year of Publication: 
1991
Authors: 
M. El-Said
Department of Physics, Middle East Technical University, Ankara, Turkey 06531
Current Affiliation: 
Department of Physics, Faculty of Science, An-Najah National University, Nablus, Palestine
M. Tomak
Department of Physics, Middle East Technical University, Ankara, Turkey 06531
Preferred Abstract (Original): 

The dependence of the photoionization cross-section on photon energy is calculated for shallow donors in infinite-barrier GaAs/Ga1−xAlx As quantum well as a function of well width. The effect of a magnetic field is also considered.