Measurement of complex permittivity and permeability of materials by quasi-optical method
β Scribed by Zheng, Liang ;Ziqiang, Yang
- Book ID
- 105046829
- Publisher
- Springer
- Year
- 1989
- Tongue
- English
- Weight
- 330 KB
- Volume
- 10
- Category
- Article
- ISSN
- 0195-9271
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π SIMILAR VOLUMES
## Abstract In this article, we propose a new method to measure the complex relative permittivity (Ξ΅~r~ = Ξ΅ β __j__Ξ΅) and permeability (ΞΌ~r~ = ΞΌ β __j__ΞΌ) of liquidβ or powderβtype materials using a twoβport probe which is constructed from coaxial transmission lines. The twoβport probe is a simple
## Abstract Experimental results of the complex permittivity and permeability of carbonyl iron powders are presented. It is found that the complex permeability of these samples is quite similar due to the high content of iron while the complex permittivity of the samples is significantly different
The theoretical approach for the determination of specific gas permeability coefficient in the time-variable pressure difference conditions of gas flow through porous material is presented. The obtained theoretical results are experimentally verified by the use of suitable modified and improved stan
## Abstract A promising inβwaveguide microwave method has been proposed for unique complex permittivity determination of liquid materials pressed by two plugs. The method involves the effects of plugs with different electrical properties and/or lengths on measurements. In addition, it measures the