POWER SCALING OF LARGE-APERTURE PHOTOCONDUCTING ANTENNAS

被引:68
作者
DARROW, JT [1 ]
ZHANG, XC [1 ]
AUSTON, DH [1 ]
机构
[1] COLUMBIA UNIV,CTR TELECOMMUN RES,NEW YORK,NY 10027
关键词
D O I
10.1063/1.104426
中图分类号
O59 [应用物理学];
学科分类号
摘要
We describe the power scaling and saturation properties of large-aperture planar photoconducting antennas which emit and detect ultrashort terahertz electromagnetic pulses. At high optical fluences, the radiated electric field saturates at a value comparable to the bias field in agreement with a simple model of the radiation mechanism.
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页码:25 / 27
页数:3
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