Measurement of Complex Permittivity for Rapid Detection of Liquid Concentration Using a Reusable Octagon-Shaped Resonator Sensor

Substrate-integrated waveguides (SIWs) are widely used in microwave systems owing to their low cost and ease of integration. In this study, an SIW-based resonator that reacts to the complex permittivity variation of solutions with dimensions of 79.2 mm × 59.8 mm is introduced. This octagon-shaped se...

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Bibliographic Details
Main Authors: Chun-He Quan, Xiao-Yu Zhang, Jong-Chul Lee
Format: Article
Language:English
Published: MDPI AG 2023-02-01
Series:Micromachines
Subjects:
Online Access:https://www.mdpi.com/2072-666X/14/3/542