Results 11 to 20 of about 1,100 (167)

[Sensing volume of tissue dielectric property measurement with open-ended coaxial probe]. [PDF]

open access: greenNan Fang Yi Ke Da Xue Xue Bao, 2020
To investigate the sensing volume of open-ended coaxial probe technique for measurement of dielectric characteristics.A measurement model combining macro- measurement device with a layer model of dielectric properties parameters was established for evaluating the sensing volume of open-ended coaxial probe technique. We defined sensing depth and sensing
Liu Y, Huang Y, Xin X, Yu X.
europepmc   +5 more sources

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

open access: goldSensors, 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   +4 more sources

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

open access: goldIEEE 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   +2 more sources

Towards Non-Invasive Diagnosis of Skin Cancer: Sensing Depth Investigation of Open-Ended Coaxial Probes [PDF]

open access: goldSensors, 2021
Dielectric properties of biological tissues are traditionally measured with open-ended coaxial probes. Despite being commercially available for laboratory use, the technique suffers from high measurement error. This prevents the practical applications of
Cemanur Aydinalp   +2 more
doaj   +2 more sources

Sensitivity investigation of open-ended coaxial probe in skin cancer detection [PDF]

open access: greenPhysical and Engineering Sciences in Medicine, 2022
Abstract Dielectric properties (DPs), as a physical property, are widely used in real-time identification of normal or tumor tissue in vivo. Open-ended coaxial probe method is one of the most common modalities in measuring DPs. This technique secures its promising potential in early-stage skin cancer diagnosis for its non-invasive merit ...
Guofang Xu   +5 more
openalex   +3 more sources

Dielectric Permittivity Measurement Using Open-Ended Coaxial Probe—Modeling and Simulation Based on the Simple Capacitive-Load Model [PDF]

open access: yesSensors, 2022
The study aim was to validate that dielectric permittivity measurement using the open-ended coaxial probe can be reliably modeled using electromagnetic modeling and simulations, followed by the postprocessing calculations based on the simple capacitive ...
Antonio Šarolić, Anđela Matković
doaj   +2 more sources

Microwave Dielectric Property Retrieval from Open-Ended Coaxial Probe Response with Deep Learning [PDF]

open access: goldIEEE Access, 2021
In the manuscript, we propose a new technique for determination of Debye parameters, representing the dielectric properties of materials, from the reflection coefficient response of open-ended coaxial probes. The method retrieves the Debye parameters using a deep learning model designed through utilization of numerically generated data.
Cemanur Aydınalp   +4 more
openalex   +5 more sources

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

open access: goldSensors, 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
openalex   +6 more sources

Open-Ended Coaxial Dielectric Probe Effective Penetration Depth Determination [PDF]

open access: yesIEEE Transactions on Microwave Theory and Techniques, 2016
We have performed a series of experiments which demonstrate the effect of open-ended coaxial diameter on the depth of penetration. We used a two layer configuration of a liquid and movable cylindrical piece of either Teflon or acrylic. The technique accurately demonstrates the depth in a sample for which a given probe diameter provides a reasonable ...
Paul M, Meaney   +3 more
openaire   +4 more sources

Open-Ended Coaxial Probe: Model Limitations [PDF]

open access: yesIEEE Transactions on Instrumentation and Measurement, 2008
We propose a procedure to determine the validity range of any empirical model of the open-ended coaxial probe transition that is used to measure the permittivity of materials. The procedure is illustrated by an application of the method to a standard coaxial cable probe, a permittivity range of interest in the food industry and, as an empirical model ...
W.J. Ellison, J.-M. Moreau
openaire   +3 more sources

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