Results 51 to 60 of about 100,938 (307)

Flexural Behavior of Continuous GFRP Reinforced Concrete Beams [PDF]

open access: yesJournal of Composites for Construction, 2008
The results of testing two simply and three continuously supported concrete beams reinforced with glass fiber-reinforced polymer (GFRP) bars are presented. The amount of GFRP reinforcement was the main parameter investigated. Over and under GFRP reinforcements were applied for the simply supported concrete beams.
Habeeb, M.N., Ashour, Ashraf
openaire   +3 more sources

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

Ductility and cracking behavior of reinforced coconut shell concrete beams incorporated with coconut shell ash

open access: yesResults in Engineering, 2022
Coconut shell concrete beams containing coconut shell ash are a feasible alternative to traditional reinforced concrete beams in structural applications. Coconut shells in reinforced concrete beams are essential in earthquake-prone areas because of their
Trokon Cooper Herring   +2 more
doaj   +1 more source

Flexural behavior of two-span continuous prestressed concrete girders with highly eccentric external tendors [PDF]

open access: yes, 2005
[Abstract]: It is generally known that the flexural strength of beams prestressed with external tendons is comparatively lower than that of members with internal bonded tendons.
Aravinthan, Thiru   +2 more
core  

Buckling of built-up columns of pultruded fiber-reinforced polymer C-sections [PDF]

open access: yes, 2014
This paper presents the test results of an experimental investigation to evaluate the buckling behavior of built-up columns of pultruded profiles, subjected to axial compression.
Carlo Casalegno   +8 more
core   +1 more source

3D‐Printed Serial Snap‐Through Architectures for Programmable Mechanical Response

open access: yesAdvanced Engineering Materials, EarlyView.
A serial snap‐through architecture is realized using compact 3D‐printed von Mises truss units arranged in a staged cascade. Their geometry and boundary conditions program multistage mechanical responses with plateaux and re‐hardening regimes. An inverted‐compliance model predicts these behaviors and enables analytical design of programmable force ...
Filipe A. Santos
wiley   +1 more source

Flexural Behavior of Corroded Reinforced Recycled Aggregate Concrete Beams

open access: yesAdvances in Materials Science and Engineering, 2018
Recycling concrete not only reduces the use of virgin aggregate but also decreases the pressure on landfills. As a result, recycled coarse aggregate (RCA) is extensively recommended for new construction projects.
Taoping Ye   +3 more
doaj   +1 more source

Reinforcement of wood with natural fibers [PDF]

open access: yes, 2013
This paper describes an experimental programme which examines the reinforcement in flexure of timber beams with composite materials based on natural fibers in the form of fabrics made from hemp, flax, basalt and bamboo fibers.
A. Borri   +17 more
core   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Flexural Behavior of Two-layers Reinforced Concrete Beams

open access: yesPolytechnic Journal, 2023
High-strength concrete is used to reduce the size of the beams in addition to enhancing the strength, this leads to overestimated cost in comparison with normal-strength concrete while using normalstrength concrete leads to the overestimated amount of ...
Halmat B. Najm   +1 more
doaj   +1 more source

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