Results 11 to 20 of about 12,598 (258)

The measuring methods of microwave relative complex permittivities of film, sheet and plate dielectric materials.

open access: bronzeIEEJ Transactions on Fundamentals and Materials, 1989
Touru Sugino   +2 more
openalex   +3 more sources

Design and Fabrication of Modified SMA-Connector Sensor for Detecting Water Adulteration in Honey and Natural Latex

open access: yesApplied System Innovation, 2021
A detection system for water adulteration in honey is proposed. It consists of a modified SMA-connector sensor and a vector network analyzer. A modified SMA-connector sensor is applied to measure complex relative permittivity, electrical conductivity ...
Adisorn Nuan-On   +3 more
doaj   +1 more source

Multiphase Dielectric Mixing Model for Concrete Mixtures

open access: yesIEEE Access, 2023
The advancement of high-power microwave technology has indeed brought about the possibility of E-bombs, also known as electromagnetic pulse (EMP) bombs.
Shereen Farhana   +2 more
doaj   +1 more source

Complex-structured 3D-printed wireframes as asteroid analogues for tomographic microwave radar measurements

open access: yesMaterials & Design, 2021
This study introduces a fused filament fabrication (FFF) process for manufacturing complex-structured asteroid analogue objects to be applied in tomographic microwave radar measurements and inversion studies. We describe an approach to control the volume
Liisa-Ida Sorsa   +5 more
doaj   +1 more source

Dielectric Properties of Hydrothermally Modified Potato, Corn, and Rice Starch

open access: yesAgriculture, 2022
The effect of starch granule sizes, shapes, composition, and frequency on the dielectric properties (dielectric constant, loss factor, and conductivity) of native and hydrothermally modified starches (potato, corn, and rice starch) are investigated in ...
Chong You Beh   +7 more
doaj   +1 more source

Microfluidic Microwave Sensor Loaded with Star-Slotted Patch for Edible Oil Quality Inspection

open access: yesSensors, 2022
In this paper, we present a new microfluidic microwave sensor loaded with a star-slotted patch for detecting the quality of edible oil. The relative dielectric permittivity and the quality of edible oil will change after being heated at a high ...
Xueyun Han   +6 more
doaj   +1 more source

Broadband Permittivity Characterization of a Substrate Material Using Deep Neural Network Trained With Full-Wave Simulations

open access: yesIEEE Access, 2022
It is crucial to know the permittivity of dielectric materials used in radio frequency (RF) components and devices because their operation frequency and loss characteristics are significantly affected by the permittivity.
Lihour Nov, Jae-Young Chung, James Park
doaj   +1 more source

Broadband Dielectric Characterization of High-Permittivity Rogers Substrates via Terahertz Time-Domain Spectroscopy in Reflection Mode

open access: yesApplied Sciences, 2022
We report the dielectric characterization of three commercially available, high-permittivity Rogers laminates in the sub-terahertz range, by means of terahertz time-domain spectroscopy measurements in reflection mode.
Walter Fuscaldo   +4 more
doaj   +1 more source

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