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A Microwave Metamaterial-inspired Sensor for Nondestructive Evaluation of Dielectric Substrates

  • Beihang University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

In this paper, a microwave-metamaterial sensor is proposed for measurement of different dielectric substrates. The passive device is based on a few arrays of Asymmetric Electric Spilt-Ring resonator (AESRR), which is sensitive to the change of dielectric surroundings. Common dielectric materials were simulated in CST and a parabolic equation was fitting to estimate relative permittivity of unknown materials based on the response. Moreover, a sensor is fabricated and the response of the sensor with different materials (MUT) is measured using vector network analyzer (AV3672C). The measurement results indicate the feasibility of the sensor design scheme and the potential of the sensor to predict the dielectric properties of unknown MUTs in the future.

Original languageEnglish
Title of host publication2021 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2021 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665434379
DOIs
StatePublished - 2021
Event13th International Conference on Microwave and Millimeter Wave Technology, ICMMT 2021 - Nanjing, China
Duration: 23 May 202126 May 2021

Publication series

Name2021 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2021 - Proceedings

Conference

Conference13th International Conference on Microwave and Millimeter Wave Technology, ICMMT 2021
Country/TerritoryChina
CityNanjing
Period23/05/2126/05/21

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