ELECTRON-BEAM-CONTROLLED TRANSMISSION OF 10-MUM RADIATION IN SEMICONDUCTORS

被引:15
作者
CORKUM, PB
ALCOCK, AJ
LEOPOLD, KE
机构
[1] National Research Council of Canada, Division of Physics, Ottawa
关键词
D O I
10.1063/1.326386
中图分类号
O59 [应用物理学];
学科分类号
摘要
An electron beam has been used to control the transmission of 10.6-μm radiation in Ge, ZnSe, and CdTe samples. With an ∼2.5-A/cm2 20-ns pulse of ∼110-keV electrons incident on the semiconductor, the transmission falls abruptly, recovering in approximately the recombination time of the semiconductor. Carrier-absorption cross sections at 10.6 μm have been determined for CdTe and ZnSe. Semiconductor transmission switching provides a broad-bandwidth active isolator which may find applications in high-gain CO 2 laser systems.
引用
收藏
页码:3079 / 3082
页数:4
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