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   Articles with "complex permittivity" as a keyword



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Extracting Complex Permittivity of Materials by Gaussian Process Regression Using the Transmission Parameter at Sub-THz

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recommendations! Published in 2019 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-019-07716-3

Abstract: The interaction between electromagnetic waves and materials is related to dielectric properties of materials, which have been used for technological applications in many fields, like polymers. Extracting complex permittivity values can be used to define… read more here.

Keywords: process regression; extracting complex; permittivity; permittivity materials ... See more keywords
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Complex permittivity and power loss characteristics of α-Fe2O3/polycaprolactone (PCL) nanocomposites: effect of recycled α-Fe2O3 nanofiller

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recommendations! Published in 2020 at "Heliyon"

DOI: 10.1016/j.heliyon.2020.e05595

Abstract: The development of microwave absorbing materials based on recycled hematite (α-Fe2O3) nanoparticles and polycaprolactone (PCL) was the main focus of this study. α-Fe2O3 was recycled from mill scale and reduced to nanoparticles through high energy… read more here.

Keywords: permittivity; power loss; complex permittivity; pcl nanocomposites ... See more keywords

In situ determination of the complex permittivity of ultrathin H2-infused palladium coatings for plasmonic fiber optic sensors in the near infrared

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recommendations! Published in 2018 at "Journal of Materials Chemistry C"

DOI: 10.1039/c8tc01278d

Abstract: The high price and volatile supply source of oil as well as the desire to move towards greener sources of energy have created a growing interest in the use of alternative fuels, such as hydrogen.… read more here.

Keywords: situ determination; permittivity; hydrogen; palladium ... See more keywords
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Broadband complex permittivity and conductivity measurements in the millimeter-wave bands over variable temperatures using a balanced-type circular disk resonator

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recommendations! Published in 2021 at "Applied Physics Letters"

DOI: 10.1063/5.0055471

Abstract: A broadband measurement system is developed to address the issue of temperature dependence of the complex permittivity and conductivity of low-loss substrates in the millimeter-wave bands for fifth/sixth generation wireless communication applications. The developed system… read more here.

Keywords: millimeter wave; conductivity; wave bands; complex permittivity ... See more keywords

Improved microwave sensor with enhanced sensitivity for complex permittivity characterization of liquids

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recommendations! Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/ae0ec3

Abstract: The article presents a microwave sensor with enhanced sensitivity for characterization of complex permittivity by the use of a CSRR resonator excited by a two-port microstrip line. The sensitivity is improved by the use of… read more here.

Keywords: complex permittivity; permittivity; microwave sensor; sensitivity ... See more keywords

Kinetic Yvon-Born-Green theory of the linear dielectric constant and complex permittivity of isotropic polar fluids.

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recommendations! Published in 2022 at "Physical review. E"

DOI: 10.1103/physreve.105.024109

Abstract: The theory of the linear static dielectric constant and linear complex permittivity of isotropic polar fluids is formulated starting from the coupled Langevin equations describing the rototranslational dynamics of long-range interacting molecules with thermal agitation and… read more here.

Keywords: theory; complex permittivity; permittivity isotropic; dielectric constant ... See more keywords

Complex Permittivity Measurement System for Solid Materials Using Complementary Frequency Selective Surfaces

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recommendations! Published in 2020 at "IEEE Access"

DOI: 10.1109/access.2020.2963919

Abstract: This paper describes a novel method of characterizing complex permittivity using a complementary frequency selective surface (CFSS). The CFSS provides a passband behavior and the change in the passband when a material under test (MUT)… read more here.

Keywords: complementary frequency; complex permittivity; using complementary; frequency selective ... See more keywords

Complex Permittivity Measurements of Film-Type Materials: Effect of the Waveguide Flange

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recommendations! Published in 2025 at "IEEE Access"

DOI: 10.1109/access.2025.3541923

Abstract: The flexibility and thinness of most film-type materials make it difficult to use conventional measurement methods such as those in international or organizational standards to accurately measure the complex permittivity of these materials. This led… read more here.

Keywords: permittivity; type materials; film type; complex permittivity ... See more keywords

Open-Ended Half-Mode Substrate-Integrated Waveguide Sensor for Complex Permittivity Measurement

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recommendations! Published in 2018 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2018.2801316

Abstract: A novel open-ended half-mode substrate-integrated waveguide (HMSIW) sensor with dielectric flange for measuring complex permittivity of liquids, semisolids, and granular and particulate materials is presented. The open-ended HMSIW is designed and fabricated on FR4 substrate.… read more here.

Keywords: ended half; open ended; complex permittivity; sensor ... See more keywords

Complex Permittivity Measurement of Artificial Tissue Emulating Material Using Open-Ended Coaxial Probe

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recommendations! Published in 2020 at "IEEE Sensors Journal"

DOI: 10.1109/jsen.2020.2966975

Abstract: In this paper, we present a complex permittivity measurement technique for artificial tissue emulating (ATE) materials. Recently, ATE materials have gained increasing attention due to their importance on the in-vitro testing for implantable biomedical devices.… read more here.

Keywords: permittivity measurement; artificial tissue; tissue emulating; complex permittivity ... See more keywords

A Noniterative and Efficient Technique to Extract Complex Permittivity of Low-Loss Dielectric Materials at Terahertz Frequencies

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recommendations! Published in 2019 at "IEEE Antennas and Wireless Propagation Letters"

DOI: 10.1109/lawp.2019.2935170

Abstract: In this letter, a noniterative technique is proposed to efficiently extract complex permittivity $(\varepsilon)$ of low-loss dielectric materials at terahertz frequencies while mitigating the effects at Fabry–Perot frequencies. For this goal, the formula of $\varepsilon… read more here.

Keywords: tex math; complex permittivity; inline formula; extract complex ... See more keywords