## 4. CONCLUSION We present a method-of-moments-based analysis of different helical antennas. The dielectric coating effect and finite ground planes are taken into account. A simple method is described for transforming a printed quadrifilar helical antenna into an equivalent wire structure, allowin
Use of the loss-tangent function in dielectric spectroscopy
β Scribed by Andrzej Surowiec; Stanislaw S. Stuchly
- Publisher
- John Wiley and Sons
- Year
- 1986
- Tongue
- English
- Weight
- 488 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0197-8462
No coin nor oath required. For personal study only.
β¦ Synopsis
A new method for finding the dielectric parameters of biological substances is presented.
The method makes use of the loss-tangent as a function of frequency to identify the dominating relaxation process. The method was tested for a few cell suspensions (blood and lymphocytes) and two tissues (liver and spleen). The obtained parameters agree well with those calculated from Maxwell-Wagner theory (p dispersion).
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