A thermoacoustic sensor for recording high-power nanosecond microwave pulses

被引:9
|
作者
Andreev, V. G. [1 ]
Vdovin, V. A. [2 ]
机构
[1] Moscow MV Lomonosov State Univ, Fac Phys, Moscow 119992, Russia
[2] Russian Acad Sci, Inst Radio Engn & Elect, Moscow 125009, Russia
基金
俄罗斯基础研究基金会;
关键词
14;
D O I
10.1134/S0020441209020171
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The operating principle and design of an uncooled noise-immune high-power microwave pulse sensor is described. The sensor operation is based on the effect of acoustic signal generation when microwave pulses are absorbed in a layer structure, in which a thin metal nanometer-thick film is used as an absorber. The sensor is placed in a free space and intended to detect microwave pulses with similar to 10- to 100-ns durations in a 10- to 300-GHz frequency band with a pulse repetition rate of up to 5 kHz. For 10-ns-long pulses, the sensor sensitivity is 0.5 V/mJ.
引用
收藏
页码:226 / 229
页数:4
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