Results 21 to 30 of about 503,252 (278)

Validation of a Broadband Tissue-Equivalent Liquid for SAR Measurement and Monitoring of Its Dielectric Properties for Use in a Sealed Phantom

open access: yesSensors, 2020
We report on the development of a method for measuring the permittivity and conductivity of fluids inside a sealed tank (or a pipe) by using an embedded coaxial probe.
Andrew P. Gregory   +3 more
doaj   +1 more source

Optimized High-Temperature Irradiation-Resistant Thermocouple for Fast-Response Measurements [PDF]

open access: yesEPJ Web of Conferences, 2021
The high-temperature irradiation-resistant thermocouple is the only temperature probe proven to withstand the high-temperature (>1290°C), high-radiation (a fluence of up to ∼1 × 1021 n/cm2) environments of nuclear reactor fuel design testing and/or over ...
Skifton Richard   +2 more
doaj   +1 more source

Predicting the Sensing Radius of a Coaxial Probe Based on the Probe Dimensions

open access: yesIEEE Transactions on Antennas and Propagation, 2020
The coaxial probe technique is used to acquire the dielectric properties of biological tissues in the microwave frequency range. To dielectrically characterize heterogeneous samples, the sensing radius of the probe must be known. Thus, in this article, for the first time, both experimental and numerical investigations were conducted to analyze and ...
Alessandra La Gioia   +3 more
openaire   +2 more sources

Open-Ended Transmission Coaxial Probes for Sarcopenia Assessment [PDF]

open access: yesSensors, 2022
We developed a handheld, side-by-side transmission-based probe for interrogating tissue to diagnose sarcopenia—a condition largely characterized by muscle loss and replacement by fat. While commercial microwave reflection-based probes exist, they can only be used in a lab for a variety of applications.
Paul M. Meaney   +4 more
openaire   +4 more sources

Electromagnetic characterization of transparent conducting thin films using two‐port flange coaxial probe and thin‐film transfer matrix method

open access: yesIET Microwaves, Antennas & Propagation, 2021
An efficient method to determine the electromagnetic characteristics of transparent conducting oxide (TCO) thin films is presented herein. When a two‐port flange coaxial probe is used for electromagnetic characterization, it is important to note that ...
Saeid Sadat   +2 more
doaj   +1 more source

Design of a Broadband Transition from a Coaxial Cable to a Reduced-Height Rectangular Waveguide

open access: yesApplied Sciences, 2023
For miniaturization, rectangular waveguides with a reduced height are often required, along with a coaxial transition for signal launching. We present a simulation-based design of a broadband transition from a coaxial cable to a rectangular waveguide ...
Bayarsaikhan Dansran   +4 more
doaj   +1 more source

NDECOAX: A software package for nondestructive evaluation of stratified dielectric media

open access: yesSoftwareX, 2019
This article presents a software package based on the C++ language for accurate computation of material properties of a stratified media using an open ended coaxial probe (OECP).
Parul Mathur   +3 more
doaj   +1 more source

Modelling the Sensing Radius of a Coaxial Probe for Dielectric Characterisation of Biological Tissues

open access: yesIEEE Access, 2018
The open-ended coaxial probe is the most common measurement tool used to dielectrically characterize biological tissues. Most healthy and malignant biological tissues are macroscopically heterogeneous, with the exception of a few tissues, such as liver ...
Alessandra La Gioia   +2 more
doaj   +1 more source

A Transmission-Based Dielectric Property Probe for Clinical Applications

open access: yesSensors, 2018
We have developed a transmission-based, open-ended coaxial dielectric probe that can be used in clinical situations and overcomes many of the limitations related to the typical reflection-based dielectric probes.
Paul Meaney   +2 more
doaj   +1 more source

Analysis of Calibration Procedure for Open-Ended Coaxial Probe

open access: yes2022 IEEE USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), 2022
The implementation of machine and deep learning algorithms to solve microwave related problems have been of interest to researchers. These algorithms require large amount of data to design a robust model. In this work, a cost-effective and fast method to retrieve the reflection coefficients of a material under test using the admittance model of the ...
Joof, Sulayman   +4 more
openaire   +1 more source

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