DIRECT CREATION OF QUANTUM-WELL EXCITONS BY ELECTRON RESONANT-TUNNELING

被引:31
|
作者
CAO, H [1 ]
KLIMOVITCH, G [1 ]
BJORK, G [1 ]
YAMAMOTO, Y [1 ]
机构
[1] NIPPON TELEGRAPH & TEL PUBL CORP, BASIC RES LABS, ATSUGI, KANAGAWA, JAPAN
关键词
D O I
10.1103/PhysRevLett.75.1146
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have demonstrated a new tunneling process: the direct creation of GaAs quantum well excitons through electron resonant tunneling. The two-particle nature of such a tunneling process makes it different from the ordinary one-particle (electron, hole, or exciton) tunneling process in resonant tunneling conditions and results in different I-V characteristics. This resonant tunneling process may open a door toward electrically pumped excitonic cavity quantum electrodynamics and optoelectronic devices.
引用
收藏
页码:1146 / 1149
页数:4
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