Results 41 to 50 of about 4,278,237 (303)

Permittivity of 3D-Printed Nylon Substrates with Different Infill Patterns and Densities for Design of Microwave Components

open access: yesDesigns, 2020
Printed circuit boards, chemical etching, and computer numerical control milling currently dominate industrial processes for manufacturing microwave components.
Hanxiong Hu   +3 more
doaj   +1 more source

Water content, relative permittivity, and ion sorption properties of polymers for membrane desalination

open access: yesJournal of Membrane Science, 2019
The interplay of polymer water content, dielectric relative permittivity, and ion sorption properties was studied using a cross-linked poly(glycidyl methacrylate) (XL-pGMA) polymer.
Kevin Chang   +2 more
semanticscholar   +1 more source

The Effect of Interfacial Zone Due to Nanoparticle–Surfactant Interaction on Dielectric Properties of Vegetable Oil Based Nanofluids

open access: yesIEEE Access, 2021
Nanoparticles are generally anti-lipophilic and have a tendency to aggregate when they are embedded in nanofluids. Thus, surfactants have a major role in achieving long term dispersion stability of nanofluids through surface modification of nanoparticles.
Rizwan A. Farade   +8 more
doaj   +1 more source

Dielectric properties of hops - an effect of bulk density

open access: yesResearch in Agricultural Engineering, 2017
Continuous detection of basic physical properties of freshly picked and cleaned wet hop cones would be very helpful for better control and automation of harvesting processes.
Jakub Lev, František Kumhála
doaj   +1 more source

Dielectric properties of materials for 3D printing at high frequencies

open access: yesResearch in Agricultural Engineering, 2023
3D printing is widely used method. In the term of developing of components for electronic devices, it is important to provide the good physical properties of the used dielectric.
Tomáš Pícha, Stanislava Papežová
doaj   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Measurement of relative permittivity of LTCC ceramic at different temperatures

open access: yesAIP Advances, 2014
Devices based on LTCC (low-temperature co-fired ceramic) technology are more widely applied in high temperature environments, and the temperature-dependent properties of the LTCC material play an important role in measurements of the characteristics of ...
Qiulin Tan   +8 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

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Extremely Sensitive Microwave Sensor for Evaluation of Dielectric Characteristics of Low-Permittivity Materials

open access: yesSensors, 2020
In this paper, an extremely sensitive microwave sensor is designed based on a complementary symmetric S shaped resonator (CSSSR) to evaluate dielectric characteristics of low-permittivity material.
Tanveerul Haq   +5 more
doaj   +1 more source

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