Results 11 to 20 of about 143,763 (308)

Cavitation erosion behavior of nickel foam/polyurethane co-continuous composite

open access: yesMaterials Research Express, 2021
The cavitation erosion behavior of Ni foam/polyurethane (PU) co-continuous composites under different experimental conditions was investigated using an ultrasonic vibration cavitation erosion device.
J X Wang   +4 more
doaj   +1 more source

Thick-Section Epoxy Composites

open access: yes, 2021
Thick-section composites (TSC) are extensively demanded in many fields, such as aerospace, wind energy, and oil and gas industries. However, the manufacturing process of thick-section thermoset composites (TSSC) encounters significant complexities, such as variations of nonuniform resin flow, exothermal reaction and curing, and dimensional stability ...
Yanan, Hou,, Liguo, Li,, H., Koo, Joseph
openaire   +3 more sources

Polymerization kinetics of experimental resin composites functionalized with conventional (45S5) and a customized low-sodium fluoride-containing bioactive glass

open access: yesScientific Reports, 2021
This study aimed to investigate polymerization kinetics and curing light transmittance of two series of experimental dental resin composites filled with 0–40 wt% of either 45S5 bioactive glass (BG) or a customized low-Na F-containing BG.
Matej Par   +5 more
doaj   +1 more source

Measuring the notched compressive strength of composite laminates: Specimen size effects [PDF]

open access: yes, 2008
Large fibre reinforced composite structures can give much lower strengths than small test specimens, so a proper understanding of scaling is vital for their safe and efficient use.
C. Soutis   +15 more
core   +3 more sources

Scaling effects in notched composites [PDF]

open access: yes, 2010
A program of scaled tests on unnotched and open-hole tension and compression specimens is summarized. Quasi-isotropic IM7/8552 carbon-fiber epoxy specimens have been tested using two different scaling techniques: sub-laminate-level ([45/90/ - 45/0]ns ...
Hallett, S. R.   +2 more
core   +1 more source

A Nonlinear Method for Characterizing Discrete Defects in Thick Multilayer Composites

open access: yesApplied Sciences, 2019
Discrete defects in thick composites are difficult to detect for the small size and the structure noise that appears in multilayer composites. In this paper, a nonlinear method, called recurrence analysis, has been used for characterizing discrete ...
Guoyang Teng   +3 more
doaj   +1 more source

A study on the compressive strength of thick carbon fibre-epoxy laminates [PDF]

open access: yes, 2007
This paper describes an experimental study that examines the effect of specimen size on the axial compressive strength of IM7/8552 carbon fibre/epoxy unidirectional laminates (UD).
Argon   +18 more
core   +1 more source

Oxygen permeation through oxygen ion oxide-noble metal dual phase composites [PDF]

open access: yes, 1996
Oxygen permeation behaviour of three composites, yttria-stabilized zirconia-palladium, erbia-stabilized bismuth oxidenoble metal (silver, gold) was studied.
Bouwmeester, H.J.M.   +4 more
core   +2 more sources

PLA/WOOD BIOCOMPOSITES: IMPROVING COMPOSITE STRENGTH BY CHEMICAL TREATMENT OF THE FIBERS [PDF]

open access: yes, 2013
A resol type phenolic resin was prepared for the impregnation of wood particles used for the reinforcement of PLA. A preliminary study showed that the resin penetrates wood with rates depending on the concentration of the solution and on temperature ...
Acha   +44 more
core   +1 more source

Effects of stitching on delamination of satin weave carbon-epoxy laminates under mode I, mode II and mixed-mode I/II loadings [PDF]

open access: yes, 2010
The objective of the present study is to characterize the effect of modified chain stitching on the delamination growth under mixed-mode I/II loading conditions.
AJ Kinloch   +22 more
core   +3 more sources

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