Articles with "relative permittivity" as a keyword



The Relative Permittivity Changes of EGF by 50 Hz MF Exposure Neither Affect the Interaction of EGF With EGFR Nor Its Biological Effects.

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Published in 2020 at "Bioelectromagnetics"

DOI: 10.1002/bem.22249

Abstract: The biophysical mechanism of magnetic fields (MFs) acting on living systems is not clear. Previous research showed that, similar to epidermal growth factor (EGF), MF exposure induced EGF receptor (EGFR) clustering and activated EGFR signaling.… read more here.

Keywords: egf exposure; egf egfr; exposure; relative permittivity ... See more keywords
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Modulating and tuning relative permittivity of dielectric composites at metamaterial unit cell level for microwave applications

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Published in 2017 at "Materials Research Bulletin"

DOI: 10.1016/j.materresbull.2017.04.029

Abstract: Abstract Dielectric materials with desirable relative permittivity (er) may not be readily available in nature and are usually difficult to be tailored precisely. We hereby predict and experimentally achieve the flexible tuning of er for… read more here.

Keywords: cell level; level microwave; unit cell; relative permittivity ... See more keywords
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How the relative permittivity of solar cell materials influences solar cell performance

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Published in 2017 at "Solar Energy"

DOI: 10.1016/j.solener.2017.04.018

Abstract: Abstract The relative permittivity of the materials constituting heterojunction solar cells is usually not considered as a design parameter when searching for novel combinations of heterojunction materials. In this work, we investigate the validity of… read more here.

Keywords: permittivity; solar cell; permittivity solar; heterojunction ... See more keywords
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The Polarity of Ionic Liquids: Relationship between Relative Permittivity and Spectroscopic Parameters of Probe

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Published in 2019 at "Industrial & Engineering Chemistry Research"

DOI: 10.1021/acs.iecr.9b00485

Abstract: Polarity is one of the most important properties of ionic liquids (ILs) and an essential requirement when choosing an IL for a specific industrial application. Up to now, several empirical solvent ... read more here.

Keywords: liquids relationship; relationship relative; polarity ionic; relative permittivity ... See more keywords
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Limiting Relative Permittivity "Burn-in" in Polymer Ferroelectrics via Phase Stabilization.

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Published in 2022 at "ACS macro letters"

DOI: 10.1021/acsmacrolett.2c00022

Abstract: VDF-based polymers, such as poly(vinylidene fluoride) (PVDF) and its copolymers, are well-known ferroelectrics of interest for numerous applications, from energy storage to electrocaloric refrigeration. However, their often complex thermal phase behavior that typically leads to… read more here.

Keywords: relative permittivity; phase; limiting relative; permittivity burn ... See more keywords
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Improving Relative Permittivity and Suppressing Dielectric Loss of Triboelectric Layers for High-Performance Wearable Electricity Generation.

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Published in 2022 at "ACS nano"

DOI: 10.1021/acsnano.2c05820

Abstract: High relative permittivity and low dielectric loss are two desired parameters of a triboelectric layer to enhance its mechanical-to-electrical energy conversion efficiency in a triboelectric nanogenerator (TENG). However, the elevated permittivity of the triboelectric layer… read more here.

Keywords: relative permittivity; permittivity; dielectric loss; triboelectric layer ... See more keywords
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Morphology-sensitive infrared absorption bands of polymers derived from surface polaritons

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Published in 2019 at "AIP Advances"

DOI: 10.1063/1.5116280

Abstract: Infrared (IR) spectroscopy is mostly used for analysis of normal modes, which provides rich chemical information of molecular structure at each chemical group. In practice, however, we sometimes encounter an unusually broad peak that cannot… read more here.

Keywords: normal modes; spectra polymer; polariton; polymer thin ... See more keywords
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Structural and electrical properties of dipole-like substituted barium titanate

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Published in 2020 at "Ferroelectrics"

DOI: 10.1080/00150193.2020.1735884

Abstract: Abstract Structural and electrical properties of Ba[(Ga0.05,Ta0.05)Ti0.9]O3 (BGT) and Ba0.8Sr0.2[(Ga0.05,Ta0.05)Ti0.9]O3 (BSGT) have been characterized to determine the effects of charge compensated dipole-like substitutions on temperature dependent material properties. BGT has a maxima in the relative… read more here.

Keywords: like substituted; properties dipole; structural electrical; dipole like ... See more keywords
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A Partially Filled Shorted Coaxial Line Technique for Material Relative Permittivity Determination

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Published in 2021 at "Iete Journal of Research"

DOI: 10.1080/03772063.2021.1902866

Abstract: This paper presents a material relative permittivity extraction technique based on three measurements of two identical coaxial lines, terminated by a short-circuit configuration. The test cells hav... read more here.

Keywords: technique; material relative; filled shorted; partially filled ... See more keywords
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A New Chipless RFID Permittivity Sensor System

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Published in 2021 at "IEEE Access"

DOI: 10.1109/access.2021.3060467

Abstract: Permittivity sensing is commonly utilized in multiple fields for various applications. In this study, an enhanced RFID (Radio Frequency Identification) permittivity sensor system is designed. Additionally, we investigated the signal processing procedures in a stepwise… read more here.

Keywords: system; permittivity sensor; relative permittivity; sensor system ... See more keywords
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Material Relative Permittivity Determination From the Inhomogeneous Transmission-Line Secondary Parameters

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Published in 2022 at "IEEE Access"

DOI: 10.1109/access.2022.3224464

Abstract: After further transmission line technique investigation, we propose a new approach to material characterization based on the combination of the propagation constant and the characteristic impedance of the transmission-line. Three main elements constitute the approach… read more here.

Keywords: transmission line; determination; relative permittivity; line ... See more keywords