Results 11 to 20 of about 51,543 (309)

Electrically-assisted void reduction for synergistic improvement in strength and toughness of fiber-reinforced composites

open access: yesMaterials & Design, 2023
In the pursuit of designing fiber-reinforced composites with synergistic increased strength and toughness, a novel electric field-driven resin infiltration method is proposed.
Kaiqiang Wen   +10 more
doaj   +1 more source

Void Morphology in Polyethylene/Carbon Black Composites [PDF]

open access: yesMRS Proceedings, 1996
ABSTRACTA combination of small angle neutron scattering (SANS) and contrast matching techniques is used to determine the size and quantity of voids incorporated during fabrication of polyethylene/carbon black composites. The analysis used to extract void morphology from SANS data is based on the three-phase model of microcrack determination via small ...
Marr, D. W. M.   +4 more
openaire   +1 more source

Influence of Flexographic Photopolymer-Plate Residue Incorporation on the Mechanical Properties of Glass-Fiber-Reinforced Polyester Composites

open access: yesMaterials Research, 2023
In this study, the effects of incorporating recycled photopolymer-plate residues from a packaging flexography process into polyester-glass fiber composites were examined.
Matheus Vinícius Gregory Zimmermann   +8 more
doaj   +1 more source

Use of the mar-lin criteria to determine the influence of porosity on the iosipescu and short beam shear properties in carbon fiber polymer matrix composites

open access: yesMaterials Research, 2010
To address a critical aspect of the fast growing use of composites in aircraft and aerospace industry, the influence of the porosity on the shear strength of composites property was investigated as a mean for determining the critical values of porosity ...
Antonio Carlos Ancelotti Junior   +3 more
doaj   +1 more source

Mechanical, Thermal Properties and Void Characteristics of Bamboo Fiber-Reinforced Epoxy Resin Composites Prepared by Vacuum-Assisted Resin Transfer Molding Process

open access: yesJournal of Natural Fibers, 2023
This study aimed to examine the effect of epoxy resin (EP) systems on the impregnation of bamboo fibers (BFs) by EP and the properties of BF/EP composites prepared by vacuum-assisted resin transfer molding (VARTM) process.
Jiangjing Shi   +4 more
doaj   +1 more source

Effect of intra-ply voids on the homogenized behavior of a ply in multidirectional laminates [PDF]

open access: yes, 2018
This work focuses on the effect of intra-ply voids on the homogenized nonlinear behavior of a ply in multidirectional composites. Voids were modeled explicitly on the fiber scale and linked to the ply-scale by the recently developed two-scale framework ...
Farkas, L.   +6 more
core   +2 more sources

Determination of flow front velocity and optimal injection pressures for better impregnation of E-glass with polyester in resin transfer mold [PDF]

open access: yesINCAS Bulletin, 2019
Flow front velocity of resin plays a key role in yielding better impregnation of fiber reinforcement in resin transfer molding to fabricate quality composites. A video camera was used to capture the patterns of resin flowing below the grid lines drawn on
Phaneendra Kumar KOPPARTHI   +3 more
doaj   +1 more source

Void Analysis as a Test for Dark Matter Composition? [PDF]

open access: yesThe Astrophysical Journal, 1996
We use the void probability function to compare the redshift--space galaxy distribution in the Perseus--Pisces survey with artificial samples from N-body simulations of standard cold dark matter (CDM) and broken scale invariance (BSI) models. Galaxies are identified as residing in peaks of the evolved density field in such a way as to reproduce both ...
Ghigna, S.   +4 more
openaire   +2 more sources

Void and Moisture Content of Fiber Reinforced Composites

open access: yesJournal of Advanced Research in Fluid Mechanics and Thermal Sciences, 2021
In this paper, a short review on the void and moisture content studies of fiber reinforced composites for both, synthetic and natural based fibers are presented. The review summarized the research papers in which include experimental and theoretical works that related to the void and moisture content studies.
null Nurul Zuhairah Mahmud Zuhudi   +5 more
openaire   +2 more sources

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

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