Results 11 to 20 of about 957 (203)

Comparison of Metal-Backed Free-Space and Open-Ended Coaxial Probe Techniques for the Dielectric Characterization of Aeronautical Composites [PDF]

open access: yesSensors, 2016
The trend in the last few decades is that current unmanned aerial vehicles are completely made of composite materials rather than metallic, such as carbon-fiber or fiberglass composites.
Patricia López-Rodríguez   +3 more
doaj   +2 more sources

Integrating Complex Permittivity Measurements with Histological Analysis for Advanced Tissue Characterization [PDF]

open access: yesSensors
We developed a measurement setup and protocol reliably relating complex permittivity measurements with tissue characterization and specific histological features. We measured 148 fresh human tissue samples across 14 tissue types at 51 frequencies ranging
Sandra Lopez-Prades   +4 more
doaj   +2 more sources

An optimized sliding rail-assisted micrometer system for sensing volume measurement of open-ended coaxial probes in breast cancer dielectric property analysis [PDF]

open access: yesFrontiers in Bioengineering and Biotechnology
ObjectiveThe open-ended coaxial probe (OECP) method has demonstrated promising potential in biological tissue measurements. However, it still faces challenges such as significant measurement errors and poor repeatability.
Shuai Chen   +6 more
doaj   +2 more sources

Permittivity-Based Water Content Calibration Measurement in Wood-Based Cultural Heritage: A Preliminary Study

open access: yesSensors, 2022
In this work, the dielectric permittivity of four kinds of wood (Fir, Poplar, Oak, and Beech Tree), used in Italian Artworks and structures, was characterized at different humidity levels.
Livio D’Alvia   +3 more
doaj   +1 more source

Microwave Dielectric Property Retrieval From Open-Ended Coaxial Probe Response With Deep Learning

open access: yesIEEE Access, 2022
This work presents a technique for dielectric property retrieval through Debye parameter reconstruction from open-ended coaxial probe (OECP) response.
Cemanur Aydinalp   +4 more
doaj   +1 more source

Dielectric characterization of vegetation at L band using an open-ended coaxial probe [PDF]

open access: yesGeoscientific Instrumentation, Methods and Data Systems, 2018
Decoupling the integrated microwave signal originating from soil and vegetation remains a challenge for all microwave remote sensing applications. To improve satellite and airborne microwave data products in forest environments, a precise and reliable
A. Mavrovic   +13 more
doaj   +1 more source

Cost-Effective Open-Ended Coaxial Technique for Liquid Food Characterization by Using the Reflection Method for Industrial Applications

open access: yesSensors, 2022
A cheap technique based on an open-ended coaxial probe together with a vector network analyzer was set up. The vector network analyzer NanoVNA, a very tiny handheld device, is the affordable component that gives the instrumental chain a cost-effective ...
Eleonora Iaccheri   +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

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

Challenges of Post-measurement Histology for the Dielectric Characterisation of Heterogeneous Biological Tissues

open access: yesSensors, 2020
The dielectric properties of biological tissues are typically measured using the open-ended coaxial probe technique, which is based on the assumption that the tissue sample is homogeneous.
Alessandra La Gioia   +2 more
doaj   +1 more source

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