MICROWAVE NEAR-FIELD IMAGING WITH OPEN-ENDED WAVE-GUIDE - COMPARISON WITH OTHER TECHNIQUES OF NONDESTRUCTIVE TESTING

被引:35
作者
DIENER, L
机构
[1] Institut für Kunststoffprüfung und Kunststoffkunde, Universität Stuttgart, Stuttgart, D-70569
关键词
D O I
10.1007/BF02538827
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
The results of an experimental study of microwave imaging with an open-ended waveguide at 30 GHz for NDE of dielectric materials are presented. Using a hybrid measurement method, the near-field point spread function is investigated. Improvement of sensitivity and resolution via deconvolution also is discussed. A comparison of results obtained with more prominent NDE methods as ultrasonics, X-rays, and thermal waves demonstrates the performance of the technique.
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收藏
页码:137 / 152
页数:16
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