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Complex Permittivity Spectra of Granular Polymer Composites with Dispersed Ag-Coated Cu Flakes
Conductive particle-containing granular composites with tuneable negative permittivity are being studied to improve the performance of...
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A novel method for extracting and optimizing the complex permittivity of paper-based composites based on an artificial neural network model
Measuring the complex permittivity of ultrathin, flexible materials with a high loss tangent poses a substantial challenge with precision using...
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High-Precision Complex Permittivity Measurement of High Loss Dielectric Materials Using a Geometrical Gap in Millimeter Wave Frequency
We proposed a newly devised method for measuring the complex permittivity of high-loss materials at the millimeter wave frequency range. In this...
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GET 110-2023 State Primary Standard for the units of complex permittivity within the frequency range of 0.1–178.4 GHz
The article presents a study into the measurement of dielectric parameters of materials. The study aims to examine promising high-precision methods...
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Temperature-dependent complex dielectric permittivity: a simple measurement strategy for liquid-phase samples
Microwaves (MWs) are an emerging technology for intensified and electrified chemical manufacturing. MW heating is intimately linked to a material’s...
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Permittivity Sensors Based on Coupled Line Sections
This chapter focuses on coupled-line section sensors operating under differential excitation utilized for wideband characterization of dielectric...
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A New Numerical Simulation Framework to Model the Electric Interfacial Polarization Effects and Corresponding Impacts on Complex Dielectric Permittivity Measurements in Sedimentary Rocks
A thorough understanding of the interplay between polarization mechanisms is pivotal for the interpretation of electrical measurements, since...
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Complex Permittivity in the AlN–SiC Composite in the 1–100 GHz Microwave Frequency Range
The dependences of the real and imaginary parts of complex permittivity in AlN–SiC composites, with a silicon carbide content ranging from 20 to 50%,...
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Measurement of complex dielectric permittivity of medium and low loss materials at 36.624 GHz and 52.263 GHz using a single iris rectangular cavity resonator
A novel technique based on cavity perturbation for the characterization of dielectric properties of medium and low loss homogeneous cylindrically...
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Analytical Methods to Retrieve the Permittivity by Means of Coupled Resonators
Conventional single-resonator sensors perform dielectric properties measurements by means of the well-known perturbation technique, where the...
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Correlation analysis between the complex electrical permittivity and relaxation time of tissue mimicking phantoms in 7 T MRI
Dielectric relaxation theory describes the complex permittivity of a material in an alternating field; in particular, Debye theory relates the time...
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Transmission-Mode Permittivity Sensors Based on Coupled Resonators
Loading resonators on a two-port transmission line creates transmission zeros, where each transmission zero corresponds to a resonant mode. By...
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Microwave complex permittivity and anisotropy of conifer wood chips vs moisture content: experiments and modeling
The complex microwave permittivity—including anisotropy- of wood chips of softwood has been measured for different moisture contents in the band 0.75...
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Low-Cost Cell Based on Symmetric Stripline for Soil Permittivity Measurement in the Frequency Range of 0.1–1 MHz TO 5–7 GHz
The paper presents results of finite element modeling, development of and experiments with the measuring cell based on a symmetric stripline for...
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Microstrip sensor and methodology for the determination of complex anisotropic permittivity using perturbation techniques
In this work, a sensor in microstrip technology and a methodology for measuring the real part and the imaginary part of the complex uniaxial...
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Determination of the Complex Permittivity of Materials by a Modified Resonator Method Based on the Theory of Small Perturbations Using a Resonator of the Reflective Type
Abstract—A modified resonator method for determining the complex permittivity of materials based on the theory of small perturbations where a...
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Temperature Dependences of the Dielectric Permittivity and Conductivity of Sodium–Lithium Niobate Ceramics
AbstractComparative studies of the electrical and dielectric properties of sodium–lithium niobate ceramics with Li contents of 10 and 40 wt % show...
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Influence of Dielectric Relaxations of Soil Water on the Temperature Dependence of Soil Permittivity
AbstractUsing a generalized refractive mixture dielectric model, the influence of the relative permittivity spectra of bound and unbound water in...
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Understanding water behavior through activity coefficients in aqueous solutions: insights from experimental and modeled relative static permittivity
The relative static permittivity is a pivotal property in electrolyte solutions, playing a crucial role in thermodynamic calculations. This study...
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Estimation of relative permittivity for measuring soil texture-dependent water content by GNSS-IR
Techniques for measuring the soil moisture content (SMC) using global navigation satellite system-interferometric reflectometry (GNSS-IR) with a...
