DYNAMICS OF COHERENT ELECTRON-TUNNELING IN ASYMMETRIC COUPLED QUANTUM-WELLS UNDER LONGITUDINAL MAGNETIC-FIELDS

被引:3
作者
CRUZ, H
HERNANDEZCABRERA, A
MUNOZ, A
机构
[1] Dept. de Fisica Fundamental y Exp., Univ. de la Laguna, Tenerife
关键词
D O I
10.1088/0268-1242/7/3/009
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have studied the dynamics of electrons in a Ga1-xAlxAs-GaAs asymmetric double quantum well heterostructure under an external applied electric field. In this coupled quantum well system, we show that direct observation is possible of an oscillating luminescence signal with a quantum tunnelling period modulated by means of an applied longitudinal magnetic field.
引用
收藏
页码:332 / 336
页数:5
相关论文
共 17 条
[11]   EXACT SOLUTION OF THE SCHRODINGER-EQUATION ACROSS AN ARBITRARY ONE-DIMENSIONAL PIECEWISE-LINEAR POTENTIAL BARRIER [J].
LUI, WW ;
FUKUMA, M .
JOURNAL OF APPLIED PHYSICS, 1986, 60 (05) :1555-1559
[13]   DYNAMICS OF RESONANT AND NONRESONANT ELECTRON-TUNNELING IN DOUBLE-QUANTUM-WELL STRUCTURES UNDER ELECTRIC-FIELDS [J].
MATSUSUE, T ;
TSUCHIYA, M ;
SCHULMAN, JN ;
SAKAKI, H .
PHYSICAL REVIEW B, 1990, 42 (09) :5719-5734
[14]   ELECTRIC-FIELD DEPENDENCE OF OPTICAL-ABSORPTION NEAR THE BAND-GAP OF QUANTUM-WELL STRUCTURES [J].
MILLER, DAB ;
CHEMLA, DS ;
DAMEN, TC ;
GOSSARD, AC ;
WIEGMANN, W ;
WOOD, TH ;
BURRUS, CA .
PHYSICAL REVIEW B, 1985, 32 (02) :1043-1060
[15]   DIRECT MEASUREMENT OF RESONANT AND NONRESONANT TUNNELING TIMES IN ASYMMETRIC COUPLED QUANTUM WELLS [J].
OBERLI, DY ;
SHAH, J ;
DAMEN, TC ;
TU, CW ;
CHANG, TY ;
MILLER, DAB ;
HENRY, JE ;
KOPF, RF ;
SAUER, N ;
DIGIOVANNI, AE .
PHYSICAL REVIEW B, 1989, 40 (05) :3028-3031
[16]   RESONANT TUNNELING THROUGH LANDAU-LEVELS IN QUANTUM-WELLS IN THE PRESENCE OF INELASTIC-SCATTERING BROADENING [J].
SCHULZ, PA ;
TEJEDOR, C .
PHYSICAL REVIEW B, 1990, 41 (05) :3053-3059
[17]   TUNNELING ESCAPE RATE OF ELECTRONS FROM QUANTUM-WELL IN DOUBLE-BARRIER HETEROSTRUCTURES [J].
TSUCHIYA, M ;
MATSUSUE, T ;
SAKAKI, H .
PHYSICAL REVIEW LETTERS, 1987, 59 (20) :2356-2359