Results 1 to 10 of about 335,173 (311)

On the effective elastic properties based on mean-field homogenization of sheet molding compound composites

open access: yesComposites Part C: Open Access, 2021
Fiber reinforced polymers, for example sheet molding compounds (SMC), have gained significant importance as lightweight materials. In this work, a SMC composite based on unsaturated polyester-polyurethane hybrid resin (UPPH) reinforced with discontinuous
A. Trauth   +4 more
doaj   +1 more source

Investigation of wear and microhardness behaviors of AA2196 matrix composite materials reinforced with ceramics produced by powder metallurgy method [PDF]

open access: yesScience of Sintering, 2023
This study aims to investigate the microhardness and wear properties of AA2196 alloy, one of the new generation aluminum-lithium (Al-Li) alloys, reinforced with single and dual (hybrid) ceramic composites. The produced materials were evaluated to improve
Findik Tayfun
doaj   +1 more source

Static and fatigue tensile properties of carbon/glass hybrid fiber-reinforced epoxy composites

open access: yesScientific Reports, 2022
The static and fatigue tensile properties of high-strength polyacrylonitrile (PAN)-based carbon (IMS60) and electronic (E)-class glass (E-glass) hybrid fiber-reinforced epoxy matrix composites (HFRPs) were investigated. The fiber orientations of the HFRP
Kimiyoshi Naito
doaj   +1 more source

Eco-Friendly Dispersant-Free Purification Method of Boron Nitride Nanotubes through Controlling Surface Tension and Steric Repulsion with Solvents

open access: yesNanomaterials, 2023
Boron nitride nanotubes (BNNTs) were purified without the use of a dispersant by controlling the surface tension and steric repulsion of solvent molecules. This method effectively enhanced the difference in solubilities of impurities and BNNTs.
Minsung Kang   +9 more
doaj   +1 more source

Author Correction: High-performance compliant thermoelectric generators with magnetically self-assembled soft heat conductors for self-powered wearable electronics

open access: yesNature Communications, 2021
A Correction to this paper has been published: https://doi.org/10.1038/s41467-021-21629 ...
Byeongmoon Lee   +7 more
doaj   +1 more source

Mechanical anisotropy of PAN-based and pitch-based carbon fibers

open access: yesMechanical Engineering Journal, 2020
With the expansion of use of carbon fiber reinforced plastics (CFRPs), it becomes important to obtain precise knowledge of elastic properties carbon fibers in radial direction as well as axial direction.
Keiichi SHIRASU   +2 more
doaj   +1 more source

Effect on mechanical properties by partial replacement of the glass with alkali-treated flax fiber in composite facesheet of sandwich structure

open access: yesJournal of Materials Research and Technology, 2021
Sandwich structures made of glass-reinforced composite facesheet (FS) and honeycomb core are using in many load-carrying applications. This study aims to reduce the dependency on synthetic materials in the composite FS of sandwich structure.
W. Ashraf   +4 more
doaj   +1 more source

Investigation on Mechanical Properties of Carbon Fiber Composite Using FEM for Leaf Spring Applications [PDF]

open access: yesJournal of Aerospace Technology and Management, 2022
Nowadays, many industries are shown interest in the hybrid composites, natural fibers, and reinforced materials due to reduction of the weight. The reason is that it will not affect environmental conditions. This experimental investigation identified the
Ramesh Kumar Rajamanickam   +2 more
doaj   +3 more sources

Study of material homogeneity in the long fiber thermoset injection molding process by image texture analysis

open access: yesAdvanced Manufacturing: Polymer & Composites Science, 2022
To quantify the homogeneity of fiber dispersion in short fiber-reinforced polymer composites, a method for image texture analysis of 3-dimensional X-ray micro computed tomography (µCT) images is presented in this work.
Robert Maertens   +4 more
doaj   +1 more source

Improvement of Luminescence and Photocatalytic Performance of ZnO:Eu3+ Nanocrystals Activated by Na+ Ions

open access: yesApplied Sciences, 2023
Undoped and codoped (Eu/Na) ZnO nanocrystals (NCs) were successfully manufactured through an economical sol-gel method. X-ray diffraction (XRD) analysis demonstrated pure hexagonal wurtzite structure without secondary phases for all the samples. The size
Wiem Bouslama   +7 more
doaj   +1 more source

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