BLOCH OSCILLATIONS IN GAAS/ALGAAS SUPERLATTICES AFTER EXCITATION WELL ABOVE THE BANDGAP

被引：31

作者：

ROSKOS, HG ^{[1
]}

WASCHKE, C ^{[1
]}

SCHWEDLER, R ^{[1
]}

LEISCHING, P ^{[1
]}

DHAIBI, Y ^{[1
]}

KURZ, H ^{[1
]}

KOHLER, K ^{[1
]}

机构：

[1] FRAUNHOFER INST ANGEW FESTKOPERPHYS,D-79108 FREIBURG,GERMANY

来源：

SUPERLATTICES AND MICROSTRUCTURES | 1994年 / 15卷 / 03期

关键词：

D O I：

10.1006/spmi.1994.1054

中图分类号：

O469 [凝聚态物理学];

学科分类号：

070205 ;

摘要：

Bloch oscillations of wave packets in semiconductor superlattices are observed by THz-emission spectroscopy after pulsed photo-excitation well above the fundamental bandgap. We show that Bloch oscillations are induced by excitation of states in both the first and the second electron miniband.

引用

页码：281 / 285

页数：5

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