Anomalous influence of magnetic field on the indirect exciton in GaAs/AlGaAs double quantum wells
β Scribed by V. V. Krivolapchuk; D. A. Mazurenko; E. S. Moskalenko; N. K. Poletaev; A. L. Zhmodikov; T. S. Cheng; C. T. Foxon
- Book ID
- 110118526
- Publisher
- SP MAIK Nauka/Interperiodica
- Year
- 1998
- Tongue
- English
- Weight
- 70 KB
- Volume
- 40
- Category
- Article
- ISSN
- 1063-7834
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Magneto-photoluminescence (PL) experiments of very thin GaAs/Al 0.3 Ga 0.7 As quantum wells were performed in a magnetic field (B) of up to 20 T. It has been observed that the diamagnetic shift changes abruptly from Ξ² B 2 to Ξ± B around 5 T as B increases, and both Ξ± and Ξ² become larger as the well-w
Transitions between direct and indirect excitons with change of magnetic field in double quantum well heterostructure Cd 1Γx Mg x Te/ Cd 1Γy Mg y Te/Cd 1Γx Mg x Te/Cd 1Γz Mn z Te/Cd 1Γx Mg x Te in external magnetic field are studied. The structure contains diluted magnetic semiconductor (Cd,Mn)Te la