Results 91 to 100 of about 23,202 (223)

Behavior of Long‐Slotted Perforated Steel Plate Fuses in Timber Brace End Connections

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 6, Page 1247-1269, May 2026.
ABSTRACT Steel perforated plate fuses have emerged as a promising solution for mass timber seismic force‐resisting systems, offering tunable energy dissipation mechanisms, such as flexural and shear yielding, through geometric adjustments. This study examines the cyclic performance of perforated steel plate fuses employed in timber braced frames, with ...
Yahia Ahmed   +2 more
wiley   +1 more source

From Fragile to Resilient Insulation: Synthesis and Characterization of Aramid-Honeycomb Reinforced Silica Aerogel Composite Materials

open access: yesGels, 2015
The production of a new composite material embedding aramid honeycomb materials into nano-porous silica aerogels is studied. Our aim is to improve the poor mechanical strength of silica aerogels by aramid honeycombs without losing the amazing properties ...
Marina Schwan   +3 more
doaj   +1 more source

Performance of PTFE-lined composite journal bearings [PDF]

open access: yes
Plain cylindrical journal bearings consisting of aramid fiber reinforced epoxy outer shells and glass fiber reinforced PTFE lubricating liners were evaluated. All materials in these bearings are electrically nonconductive; thus eliminating the problem of
Sliney, H. E., Williams, F. J.
core   +1 more source

Effect of Designed 3D Reinforcement in Mitigating Machining Damage on CFRP Plates

open access: yesPolymer Composites, Volume 47, Issue 7, Page 6773-6784, 10 April 2026.
Effect of Edge Tufting on Surface Quality, Damage, and Mechanical Performance in CFRP Machining: A Comparative Topographical and Structural Analysis. ABSTRACT Composite materials made of carbon fiber‐reinforced epoxy (CFRP) are widely used in aerospace fields due to their high strength‐to‐weight ratio. However, due to low out‐of‐plane resistance, these
Thiago Luiz Lara Oliveira   +2 more
wiley   +1 more source

Strength and Durability Study of Concrete Structures Using Aramid-Fiber-Reinforced Polymer

open access: yesFibers, 2019
Fiber-reinforced polymer (FRP) is an important material used for strengthening and retrofitting of reinforced concrete structures. Commonly used fibers are glass, carbon, and aramid fibers.
Rajashekhar Siddappa Talikoti   +1 more
doaj   +1 more source

Thermal insulation attaching means [PDF]

open access: yes, 1978
An improved isolation system is provided for attaching ceramic tiles of insulating material to the surface of a structure to be protected against extreme temperatures of the nature expected to be encountered by the space shuttle orbiter.
Leger, L. J.
core   +1 more source

Bond behavior of fiber reinforced polymer bars under direct pullout conditions [PDF]

open access: yes, 2004
This paper examines the behavior of Eurocrete fiber-reinforced polymer (FRP) bars (glass, carbon, aramid, and hybrid) in concrete under direct pullout conditions.
Cairns J.   +4 more
core   +1 more source

ZnFe2O4@SiO2@AC Magnetic Nanocomposite as an Efficient Catalyst for Ultrasound‐Assisted Azidation of Aryl Halides to Aryl Amines

open access: yesChemistryOpen, Volume 15, Issue 4, April 2026.
nanocomposite catalyst was synthesized, demonstrating a reliable approach that underscores its innovative potential in the azidation of aryl halides, followed by their conversion to aryl amines. In this study, a novel ZnFe2O4@SiO2@AC nanocomposite catalyst was synthesized, demonstrating a reliable approach that underscores its innovative potential in ...
Manish Kumar   +7 more
wiley   +1 more source

In-situ synthesized aramid nanoparticles for multiscale fiber reinforcement of polymer composites

open access: yesPolymer Testing
Aramid fiber has attracted much attention in the field of ballistic protection because of their exceptional energy absorption capabilities, but their application in fiber-reinforced polymer (FRP) composites for structural uses has been limited.
Wei Guo   +8 more
doaj   +1 more source

Mechanical Characterization of Fused Deposition Modeling‐Printed Wood‐Polylactic Acid Composites Under Water Conditioning

open access: yesPolymer Composites, Volume 47, Issue 6, Page 5205-5221, 20 March 2026.
Graphical abstract illustrating the fabrication of PLA and wood‐PLA composites via FDM and their subsequent mechanical testing, water absorption, and re‐drying evaluation. ABSTRACT Natural fiber‐reinforced thermoplastic composites have gained increasing attention due to their sustainability.
Weilong Xu   +4 more
wiley   +1 more source

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