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September 29, 2025

An Overmoded-Waveguide-Based Permittivity Measurement Method with High Accuracy and Ultra-Broadband over 8-110 GHz.

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Authors

WWWeijie WangYCYingjian CaoTWTieyang Wang

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Overview

Proposed method demonstrates reduced errors in complex permittivity measurements for BeO-TiO2 ceramics, suggesting improved accuracy over standard techniques.

Key Points

  • The proposed method reduces errors in permittivity measurement from over 68% to below 8%, enhancing accuracy.
  • Using an overmoded-waveguide kit improves measurements across a wide frequency range of 8-110 GHz, addressing air gap issues.
  • The new technique was validated by measuring polytetrafluoroethylene and is applicable for BeO-TiO2 ceramics in vacuum devices.
  • This method shows potential for advancing dielectric relaxation models and improving material analysis in high-frequency applications.

Cite This Study

Wang et al. (2025) studied this question.

synapsesocial.com/papers/68da58d1c1728099cfd10c4ehttps://doi.org/10.3390/mi16091045
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