CHARACTERISTICS OF A GAAS-INGAAS QUANTUM-WELL RESONANT-TUNNELING SWITCH

被引:3
|
作者
GUO, DF [1 ]
LAIH, LW [1 ]
TSAI, JH [1 ]
LIU, WC [1 ]
HSU, WC [1 ]
机构
[1] NATL CHENG KUNG UNIV, DEPT ELECT ENGN, TAINAN 70101, TAIWAN
关键词
D O I
10.1063/1.358748
中图分类号
O59 [应用物理学];
学科分类号
摘要
A switching device, with a p-type delta-doped sheet in the center of an InGaAs-GaAs quantum well, has been fabricated and demonstrated. An N-shaped negative-differential-resistance phenomenon resulting from the resonant-tunneling effect through the miniband is observed in the current-voltage measurement. From the experimental results, it is seen that the temperature plays an important role in device operation. The influences of temperature upon the peak-current voltage, valley-current voltage, peak-current density, and valley-current density are studied and discussed. © 1995 American Institute of Physics.
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页码:2782 / 2785
页数:4
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