Analysis of dielectric properties of polydimethylsiloxane (PDMS) as a flexible substrate for sensors and antenna applications

PK Sharma, N Gupta, PI Dankov - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
In this paper, a complete analysis of the complex dielectric constant of a flexible substrate
from the silicon-based polymer-Polydimethylsiloxane (PDMS) is performed, and the …

Parameters characterization of dielectric materials samples in microwave and millimeter-wave bands

M Pérez-Escribano… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this work, an optimized broadband method using multilayer transmission lines to
characterize dielectric permittivity and loss tangent of material samples is presented. For this …

Electrically tunable open-stub bandpass filters based on nematic liquid crystals

EC Economou, J Lovejoy, I Harward, JE Nobles… - Physical Review …, 2017 - APS
Electrically tunable bandpass filters based on liquid crystals are designed, built, and
characterized using a vector network analyzer. The filters are composed of half-wavelength …

Varying the operation bandwidth of metamaterial-inspired filtering modules for horn antennas

M Barbuto, F Trotta, F Bilotti, A Toscano - Progress In Electromagnetics …, 2015 - jpier.org
Recently, we have presented a novel approach to design metamaterial-inspired notch filters
that can be integrated within horn antennas of receiving systems to mitigate the effects of …

[LIVRE][B] Dielectric properties of cotton fabrics and their applications

Y Mukai - 2019 - search.proquest.com
Uncovering relationships between the structural parameters and the dielectric properties of
cotton fabrics brings two consequential benefits: development of a structural analysis …

Effect of alignment methods on liquid crystal performance in millimeter wave devices

JE Nobles, O Melnyk, A Glushchenko… - Engineering …, 2020 - iopscience.iop.org
We investigate the effect of different alignment methods on the performance of dual
frequency liquid crystal-based phase shifters operating at 30 GHz to determine the optimal …

Development of a sensor for dielectric constant measurements utilizing time-domain measurement with a vector network analyzer

Y Sato, N Ogura, Y Yamaguchi, Y Ju - Measurement, 2021 - Elsevier
In this study, a sensor with a signal transmission line for simple dielectric constant
measurements was devised. The key feature of this sensor is that it utilizes the apex of a …

Broadband characterization of 3D printed samples with graded permittivity

GAR Arroyave, JLA Quijano - 2018 International Conference on …, 2018 - ieeexplore.ieee.org
This work presents the broadband characterization of the dielectric permittivity of 3-D printed
samples with infill ratios in the range 10%-100%. The procedure is based on the measured …

A Microwave Subsystem (MS) Capable of Realizing Functional Change With the Aid of 2D-Shaped Liquid Metal (LM)

X Fang, S Alkaraki, JR Kelly - Progress In …, 2024 - nottingham-repository.worktribe.com
This paper presents the first microwave subsystem (MS) capable of changing its function, in
this case between resonator and antenna, using liquid metal (LM). This is achieved by …

Effect of bianisotropy on the characteristic impedance of a shielded microstrip line for wideband impedance matching applications

C Zebiri, D Sayad - Waves in Random and Complex Media, 2021 - Taylor & Francis
In this work, we have carried out an analytical study of a complex medium-based shielded
microstrip line. The study aims at a numerical calculation of the dominant hybrid mode …