Results 71 to 80 of about 14,547 (220)

Optimum design of brake friction material using hybrid entropy-GRA approach

open access: yesMATEC Web of Conferences, 2016
The effect of Kevlar and natural fibres on the performance of brake friction materials was evaluated. Four friction material specimens were developed by varying the proportion of Kevlar and natural fibres.
Kumar Naresh   +3 more
doaj   +1 more source

KEVLAR-TZ: A Secure Cache for ARM TrustZone

open access: yesCoRR, 2021
Edge devices are increasingly in charge of storing privacy-sensitive data, in particular implantables, wearables, and nearables can potentially collect and process high-resolution vital signs 24/7. Storing and performing computations over such data in a privacy-preserving fashion is of paramount importance.
Oscar Benedito   +2 more
openaire   +3 more sources

Aerogel Fiber: A One‐Dimensional Programmable Porous Matter for Next Thermal Management Materials

open access: yesInterdisciplinary Materials, EarlyView.
Aerogel fibers are redefined as one‐dimensional programmable porous matter, where thermal transport is governed by multiscale pathway engineering. By reconstructing and decoupling transport pathways from molecular to textile scales, these systems integrate insulation, radiative cooling, and adaptive thermal regulation.
Lizhi Ren   +6 more
wiley   +1 more source

A comparative study on laminated and randomly oriented Luffa-Kevlar Reinforced hybrid composites

open access: yesJournal of Natural Fibers, 2019
In this article, an investigation has been carried out to hybridize Luffa (L) and Kevlar (K) for the first instant. Three laminated and three randomly oriented samples were fabricated with LL, LK, and KK combination.
Alok Behera, Janaki Dehury, M.M. Thaware
doaj   +1 more source

Low-Velocity Impact Behavior of Foam Core Sandwich Panels with Inter-Ply and Intra-Ply Carbon/Kevlar/Epoxy Hybrid Face Sheets

open access: yesPolymers, 2022
Sandwich composites are extensively employed in a variety of applications because their bending stiffness affords a greater advantage than composite materials.
Stanley Samlal, R. Santhanakrishnan
semanticscholar   +1 more source

Tufting‐Based Manufacturing Method for High‐Performance 3D Composite Lap Joints

open access: yesPolymer Composites, EarlyView.
Graphical abstract illustrating the manufacturing process of a tufted non‐crimp preform lap joint, fractographic characterisation and comparative mechanical performance evaluation. ABSTRACT This study presents a tufting‐enabled through‐thickness reinforcement approach for enhancing the performance of 3D composite lap joints manufactured using resin ...
J. Ahmed   +3 more
wiley   +1 more source

Energy absorption and impact response of ballistic resistance laminate

open access: yesOpen Engineering
High-speed impact performance has significantly expanded over the past few decades. The target response based on the impact conditions has been more difficult to visualise and evaluate.
Radeef Zainab Shakir   +3 more
doaj   +1 more source

Influence of Kevlar Hybridization on Dielectric and Conductivity of Bamboo Fiber Reinforced Epoxy Composite

open access: yesJournal of Natural Fibers, 2017
In a motive to develop a natural fiber-based dielectric material, bamboo fiber-reinforced epoxy composite is fabricated using hand layup technique and hybridized with Kevlar K29 fiber to enhance its properties.
Thingujam Jackson Singh   +2 more
doaj   +1 more source

Laser Cutting of Kevlar Laminates, [PDF]

open access: yes, 1977
An investigation has been conducted of the use of laser energy for cutting contours, diameters, and holes in flat and shaped Kevlar 49 fiber-reinforced epoxy laminates as an alternate to conventional machining. The investigation has shown that flat laminates 6.35 mm thick may be cut without backup by using a high-powered (1000-watt) continuous wave CO ...
openaire   +2 more sources

Mechanical and Ballistic Performance of Composites Containing Aramid/EVA/Graphene‐Clay Nanostructured HDPE Laminates

open access: yesPolymer Composites, EarlyView.
Ballistic tests using a novel composite configuraion. ABSTRACT Aramid fibers are extensively utilized in personal protective equipment owing to their lightweight and superior properties. This study proposes a novel composite structure comprising aramid fabric, EVA hotmelt films, and graphene‐clay nanostructured HDPE laminate, totalizing 20 repeated ...
Vagner Grison   +8 more
wiley   +1 more source

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