Results 91 to 100 of about 6,588 (235)

A new data reduction scheme to obtain the mode II fracture properties of Pinus Pinaster wood [PDF]

open access: yes, 2006
In this work a numerical study of the End Notched Flexure (ENF) specimen was performed in order to obtain the mode II critical strain energy released rate (GIIc) of a Pinus pinaster wood in the RL crack propagation system.
Morais, A. B. de   +3 more
core   +1 more source

Plasma Surface Functionalization of AFP Manufactured Composites for Improved Adhesive Bond Performance [PDF]

open access: yes
Application of carbon fiber reinforced polymer (CFRP) as a high-performance structural material has widespread application in the present aerospace industry.
Connell, John   +5 more
core   +2 more sources

Effect of initial delamination on Mode 1 and Mode 2 interlaminar fracture toughness and fatigue fracture threshold [PDF]

open access: yes
Static and fatigue double-cantilever beam (DCB) and end-notch flexure (ENF) tests were conducted to determine the effect of the simulated initial delamination in interlaminar fracture toughness, G(sub c), and fatigue fracture threshold, G(sub th ...
Martin, Roderick H.   +1 more
core   +1 more source

Progressive Crushing of Polymer Matrix Composite Tubular Structures: Review [PDF]

open access: yes, 2017
The present paper reviews crushing process of fibre-reinforced polymer (FRPs) composites tubular structures. Working with anisotropic material requires consideration of specific parameter definition in order to tailor a well-engineered composite ...
Ghasemnejad, Hessammaddin, Rabiee, Ali
core   +1 more source

Comparisons of various configurations of the edge delamination test for interlaminar fracture toughness [PDF]

open access: yes
Various configurations of Edge Delamination Tension (EDT) test specimens, of both brittle (T300/5208) and toughened-matrix (T300/BP907) graphite reinforced composite laminates, were manufactured and tested. The mixed-mode interlaminar fracture toughness,
Johnston, N. J.   +4 more
core   +1 more source

Fatigue life prediction of z-fibre pinned composite laminate under mode I loading [PDF]

open access: yes, 2019
A hybrid method is presented combining linear elastic fracture mechanics with nonlinear damage mechanics that can predict the fatigue crack growth rate in z-fibre pinned composites under mode I loading.
Ayre, David   +3 more
core   +2 more sources

Low Temperature and Resin Effects on the Mode I Interlaminar Fracture Toughness in Aeronautical Quality Polymer Composites

open access: yesProceedings, 2018
In the present research the fracture behavior in mode I under static loading of two aircraft quality composites materials has been analyzed at different test temperatures.
Patricia Coronado   +4 more
doaj   +1 more source

Influence of stitching parameters on the tensile performance and failure mechanisms of CFRP T-joints

open access: yese-Polymers
T-joints made from carbon fiber reinforced polymer (CFRP) composites are widely used in aircraft fuselages. However, CFRP structures are prone to interlaminar delamination, for which stitching reinforcement presents a promising solution.
Jin Xin   +7 more
doaj   +1 more source

Mechanical Evaluation of Laminates Based on Phenolic Resins using Lignins as Partial Substitutes for Phenol

open access: yesBioResources, 2015
Reducing the consumption of phenol during synthesis of phenolic resins is of great technological and scientific interest because of its economic and environmental implications.
María Eugenia Taverna   +5 more
doaj   +1 more source

A mixed-mode bending apparatus for delamination testing [PDF]

open access: yes
A mixed-mode delamination test procedure was developed combining double cantilever beam mode I loading and end notch flexure mode II loading on a split unidirectional laminate.
Crews, John H., Jr., Reeder, James R.
core   +1 more source

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