Dielectric properties of textile materials: Analytical approximations and experimental measurements—A review

Y Yamada - Textiles, 2022 - mdpi.com
Deciphering how the dielectric properties of textile materials are orchestrated by their
internal components has far-reaching implications. For the development of textile-based …

Design and full characterization of a 3-d-printed hyperbolic pyramidal wideband microwave absorber

X Lleshi, TQ Van Hoang, B Loiseaux… - IEEE Antennas and …, 2020 - ieeexplore.ieee.org
A fully 3-D-printed wideband metamaterial absorber, characterized by an absorptivity above
0.95 in the X and Ku-bands and with a fractional bandwidth of 0.71, is presented in this …

Effective broadband electromagnetic wave absorption performance of nano-Fe3O4 magnetic fluid-modified resin geopolymer by metamaterial with a novel patterned …

Y Wu, X Liu, Z Wang, G Ma - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
It is challenging to achieve high-strength absorption and effectively broaden the absorbing
bandwidth when using conventional flat microwave-absorbing cementitious materials. To …

Wideband metal-dielectric multilayer microwave absorber based on a single step FDM process

X Lleshi, R Grelot, TQ Van Hoang… - 2019 49th European …, 2019 - ieeexplore.ieee.org
Thanks to the growing development of printable materials dedicated to microwave
applications, 3D printing technology is bringing new opportunities to RF engineering. In this …

Material relative permittivity determination from the inhomogeneous transmission-line secondary parameters

FM Mbango, GF Bouesse, F Ndagijimana - IEEE Access, 2022 - ieeexplore.ieee.org
After further transmission line technique investigation, we propose a new approach to
material characterization based on the combination of the propagation constant and the …

In situ measurement of absorbing properties of materials based on near-field reflection method

Y Zhang, C Xie, J Zhang, X Chen, K Feng… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
To meet the requirements of the in situ measurement of the absorbing properties of materials
and break through the limitations of the transmission line probe method in ultrawideband …

Remote material characterization with complex baseband FMCW radar sensors

AM Hegazy, M Alizadeh, A Samir, M Basha… - Progress In …, 2023 - jpier.org
This paper presents the theoretical basis and experimental validation for a technique to
remotely characterize materials using FMCW radar sensors with complex baseband …

[PDF][PDF] Dual coaxial probes in transmission, inserted by dielectric with two different thicknesses to extract the material complex relative permittivity: discontinuity impacts

FM Mbango, F Ndagijimana, ALL Okana - Prog. Electromagn. Res. C, 2021 - academia.edu
After a thorough investigation, this paper introduces a novel and simple radiofrequency
material characterization technique. For this study's purposes, two probes were developed …

Propagation constant measurement based on a single transmission line standard using a two-port VNA

Z Hatab, A Abdi, G Steinbauer, ME Gadringer, W Bösch - Sensors, 2023 - mdpi.com
This study presents a new method for measuring the propagation constant of transmission
lines using a single line standard and without prior calibration of a two-port vector network …

A valid evaluation method for electromagnetic shielding efficiency of metallic mesh based on free-space reflection measurement

Z Lu, Z Cao, J Tan - IEEE Transactions on Instrumentation and …, 2024 - ieeexplore.ieee.org
Metallic mesh is an important transparent electromagnetic shielding component with
applications in many fields. When metallic mesh has been assembled to the shielding …