Results 61 to 70 of about 617,646 (369)

Hygrothermal ageing characterisation of epoxy resin based on transmission characteristics of microwave resonator with interdigital‐capacitor‐shaped defected ground structure

open access: yesHigh Voltage, 2023
In this article, a method is proposed for the characterisation of epoxy resin thermal and hygrothermal ageing based on microwave resonator with interdigital‐capacitor‐shaped defected ground structure (IDCS‐DGS), which can realise rapid and simple non ...
Mi Xiao, Wei Zhang, Xuguang Wang
doaj   +1 more source

Electrically Insulating Electromagnetic Interference Shielding Materials: A Perspective

open access: yesAdvanced Functional Materials, EarlyView.
Developing electromagnetic interference (EMI) shielding materials with inherent electrical insulation and high EMI shielding effectiveness is challenging but important for electronic applications. This perspective summarizes the recent advancements in designing electrically insulating EMI shielding materials and discusses the underlying mechanisms of ...
Ji Liu, Valeria Nicolosi
wiley   +1 more source

Self-extracted corn-stalk cellulose/epoxy resin composites

open access: yesScientific Reports, 2022
In order to make full use of crop waste stalk, corn-stalk cellulose (CSC) was extracted by acid–base method and used as modifier of epoxy resin (E51) to prepare the self-extracted corn-stalk cellulose/epoxy resin composites (CSCEC). Differential scanning
Chunhua Lou   +6 more
doaj   +1 more source

Training performance of Nb3Sn Rutherford cables in a channel with a wide range of impregnation materials [PDF]

open access: yesarXiv, 2022
Training of accelerator magnets is a costly and time consuming process. The number of training quenches must therefore be reduced to a minimum. We investigate training of impregnated Nb3Sn Rutherford cable in a small-scale experiment. The test involves a Rutherford cable impregnated in a meandering channel simulating the environment of a canted-cosine ...
arxiv  

Internal Temperature Evolution Metrology and Analytics in Li‐Ion Cells

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates the non‐linear evolution of internal temperatures across diverse operating conditions, highlighting the disparities between internal and external measurements and the resulting thermal asymmetries. The coupled thermo‐electrochemical modeling framework provides a comprehensive analysis of various heat generation modes, examining ...
Anuththara S. J. Alujjage   +5 more
wiley   +1 more source

Effects of triphenyl phosphate (TPP) and nanosilica on the mechanical properties, thermal degradation of polymer nanocomposite materials and coating based on epoxy resin

open access: yesMaterials Research Express, 2021
Epoxy resin DER 671X75 cured with hardener T31. Epoxy polymer composite materials DER 671X75/T31 were improved the mechanical properties, thermal stability by triphenyl phosphate (TPP) and nanosilica (fumed silica S5505).
Cuong Huynh Le Huy   +2 more
doaj   +1 more source

Synthesis and Investigation of Thermal and Dynamic Mechanical Properties of Urethane-Containing Epoxy Resins

open access: yesJournal of the Turkish Chemical Society Section B: Chemical Engineering, 2023
This study aims to improve the thermal and mechanical properties of epoxy-based materials. For this purpose, the structure of epoxy resins was changed by chemical modification and epoxy resin containing urethane was synthesized. The synthesized resin was
Orçun YÜKSEL   +3 more
doaj   +1 more source

Material Composition Gradient Controls the Autonomous Opening of Banksia Seed Pods in Fire‐Prone Habitats

open access: yesAdvanced Functional Materials, EarlyView.
The seed pod valves of Australian Banksia attenuata plants are not simply bi‐layers which bend when dry. These experiments and models reveal complex mechanics, which allow seed release only after several steps of seed pod opening. Stiffness gradients prevent delamination of the valves during loading, and a shape‐memory function protects the seeds ...
Friedrich Reppe   +7 more
wiley   +1 more source

Adhesion of Epoxy Resin with Hexagonal Boron Nitride and Graphite

open access: yesACS Omega, 2019
Adhesion interaction of epoxy resin with the basal surfaces of h-BN and graphite is investigated with the first-principles density functional theory calculations in conjunction with the dispersion correction.
Yuta Tsuji   +6 more
semanticscholar   +1 more source

Versatile Selective Soldering via Molten Metal Printing for Heat‐Sensitive 3D Electronics and Smart Wearables

open access: yesAdvanced Functional Materials, EarlyView.
Selective soldering via molten metal printing enables component integration, even in heat‐sensitive applications across fields like additive manufacturing, sustainable electronics, and smart textiles. This method overcomes the temperature limitations of existing technologies.
Dániel Straubinger   +4 more
wiley   +1 more source

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