Parabolic quantum wells of diluted magnetic semiconductor Cd1-xMnxTe

被引:22
|
作者
Wojtowicz, T [1 ]
Kutrowski, M [1 ]
Surma, M [1 ]
Kopalko, K [1 ]
Karczewski, G [1 ]
Kossut, J [1 ]
Godlewski, M [1 ]
Kossacki, P [1 ]
Khoi, NT [1 ]
机构
[1] UNIV WARSAW,INST EXPTL PHYS,PL-00681 WARSAW,POLAND
关键词
D O I
10.1063/1.116046
中图分类号
O59 [应用物理学];
学科分类号
摘要
We report on the growth by molecular beam epitaxy of II-VI semiconductor parabolic quantum wells. Cd1-xMnxTe diluted magnetic semiconductor was chosen for constructing these structures because of its extreme sensitivity to the presence of a magnetic field. Photoluminescence excitation spectra revealed several series of energetically equidistant peaks due to interband optical transitions. The energy separation in a given series scales proportionally to the inverse width of the quantum well as expected for a parabolic confining potential. Analysis of the spectra made possible a model-independent determination of the valence band offset in CdTe/Cd1-xMnxTe. (C) 1996 American Institute of Physics.
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收藏
页码:3326 / 3328
页数:3
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