Results 51 to 60 of about 6,588 (235)

Electro-fracture Studies of Natural Fiber Composites

open access: yesJournal of Natural Fibers, 2021
The electro-fracture studies on jute/epoxy composites are conducted for monitoring damage under mode-I interlaminar fracture loading condition. A well-connected electrical network is built inside the composites by electro-flocking microcarbon fibers ...
Sen Yang, Vijaya Chalivendra, Yong Kim
doaj   +1 more source

Application of the effective crack length method to model delamination of unidirectional composite laminates under Mode II shear loadings

open access: yesComposites Part C: Open Access, 2023
Damage modelling of composite material delamination is an intense field of research to understand the complex composite failure behaviour and predict the residual strength of damaged structures. One of the widely employed methods to simulate delamination
Heng (Hannah) Liu   +4 more
doaj   +1 more source

A new test methodology based on structural resonance for mode I fatigue delamination growth in an unidirectional composite [PDF]

open access: yes, 2013
A specific device has been set up to test by vibration resonance the mode I fatigue delamination growth onset of composite laminates. This test system, based on the DCB test specimen, is a mass-spring-specimen dynamic system designed to resonate.
Fressinet, Mathieu   +4 more
core   +4 more sources

Poly(L‐Lactide‐Co‐ε‐Caprolactone)/glass Fiber Composites: Toward Improved Mechanical Properties of Polylactide‐Based Composites

open access: yesPolymer Composites, EarlyView.
Enhanced impact strength in PLLA‐based composites via ε‐caprolactone incorporation in the matrix. ABSTRACT Inherent brittleness and limited toughness of polylactide (PLA) restrict its use in high‐performance applications. To overcome these limitations, poly(L‐lactide) (PLLA) is often blended with more ductile thermoplastics or chemically modified ...
Bernard Miranda Campos   +4 more
wiley   +1 more source

Fatigue Analysis of Novel 3D Hybrid Natural Fiber‐Reinforced Composites

open access: yesPolymer Composites, EarlyView.
Use of 3D fibre‐reinforcement architecture to improve the fatigue life of natural fibre‐reinforced composites. ABSTRACT The growing demand for sustainable engineering materials has intensified research into natural fiber‐reinforced composites (NFRCs).
H. F. M. de Queiroz   +2 more
wiley   +1 more source

Mode I Interlaminar Fracture Toughness Analysis of Co-Bonded and Secondary Bonded Carbon Fiber Reinforced Composites Joints [PDF]

open access: yesMaterials Research, 2018
Aiming to reduce aircraft weight, aeronautic industry seeks alternative materials and processes used to join its different structural parts. An option to traditional methods are high performance adhesive joints, which reduce weight, number of parts and ...
Camila Belo Gomes Brito   +5 more
doaj   +1 more source

Micro-mechanical finite element analysis of Z-pins under mixed-mode loading [PDF]

open access: yes, 2015
© 2015 Elsevier Ltd. All rights reserved.This paper presents a three-dimensional micro-mechanical finite element (FE) modelling strategy for predicting the mixed-mode response of single Z-pins inserted in a composite laminate.
Allegri, G   +3 more
core   +3 more sources

Investigation on Impact Behavior of Thermoplastic Composites: A Ply‐Level Numerical Methodology for Impact‐Resistance Design

open access: yesPolymer Composites, EarlyView.
Experimental and numerical investigation on impact‐tolerance efficient evaluation of soft TPU composites. ABSTRACT This study combines experimental characterization and numerical modeling to investigate the impact behavior of aramid fiber–reinforced composites incorporating a thermoplastic polyurethane (TPU) matrix. Low‐velocity impact (LVI) tests were
Shunqi Zhang   +6 more
wiley   +1 more source

Inherent relationship between process parameters, crystallization and mechanical properties of continuous carbon fiber reinforced PEEK composites

open access: yesDefence Technology, 2023
High-performance thermoplastic composites have been developed as significant structural materials for cutting-edge equipment in the aerospace and defence fields.
Xiao-long Ma   +5 more
doaj   +1 more source

Synergistic Effect of Silanized Ramie Fiber and Montmorillonite Clay on the Mechanical, Thermal, and Dynamic‐Mechanical Properties of Polyester Composites

open access: yesPolymer Composites, EarlyView.
Multiscale composite reinforced with silane‐modified ramie fiber and clay. ABSTRACT Multiscale polymer composites combining natural fibers and layered silicates can balance stiffness, toughness, and thermal stability when interfacial interactions are properly engineered.
Daniel Rossi Klein   +4 more
wiley   +1 more source

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