RESONANT TUNNELING BETWEEN HEAVY-HOLE AND LIGHT-HOLE STATES IN COUPLED QUANTUM-WELLS

被引:31
作者
NORRIS, TB [1 ]
VODJDANI, N [1 ]
VINTER, B [1 ]
COSTARD, E [1 ]
BOCKENHOFF, E [1 ]
机构
[1] THOMSON CSF,CENT RECH LAB,F-91401 ORSAY,FRANCE
来源
PHYSICAL REVIEW B | 1991年 / 43卷 / 02期
关键词
D O I
10.1103/PhysRevB.43.1867
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We have studied tunneling of holes in an asymmetric GaAs/Al(x) Ga1-xAs coupled-quantum-well structure using time-resolved photoluminescence spectroscopy. We have observed a resonance in the tunneling escape of heavy holes from one quantum well when the n = 1 light-hole level of the second well is brought into resonance by the application of an electric field. The data are consistent with a picture of scattering-assisted tunneling between the nonparabolic valence bands.
引用
收藏
页码:1867 / 1870
页数:4
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