测量散粒状介质复介电常数的同轴腔法

Measuring Coaxial Cavity for Complex Dielectric Constant of Particulate Medium

本文采用测量终端短路同轴线输入阻抗的方法测量线内介质材料的复介电常数。实践表明,此法结构简单、使用方便,测量准确。特别适用于测量散粒状材料的复介电常数。

In this paper, the complex dielectric constant by measuring the input impedance of coaxial cavity filled the medium is obtained. It shows that this method has the advantages in simple construction, convenient usage and exact measuring results, and it is suitable especially for particulate medium.