Results 11 to 20 of about 387,192 (334)

Experimental and Analysis Study on Structural Behavior of Ferrocement Frames [PDF]

open access: yesPort Said Engineering Research Journal, 2018
Ferrocement gained an increasing research effort in the last decades due to its low weight and different uses in the developing countries. Ferrocement elements can be used as roofing, flooring elements, or either framed structures. This research presents
Hassan Ghatass   +2 more
doaj   +1 more source

Mechanical Strength of Graphene Reinforced Geopolymer Nanocomposites: A Review

open access: yesFrontiers in Materials, 2021
The emergence of high-strength graphene marks a new milestone in the material science field. With only a small percentage inclusion into the matrix system, this organic nanoparticle could tremendously improve the strength in vast arrays of composites. At
Chai Hua Tay   +2 more
doaj   +1 more source

Experimental Studies on the Fire Flame Behavior of Reinforced Concrete Beams with Construction Joints [PDF]

open access: yesE3S Web of Conferences, 2023
This study was experimentally investigated experimentally, investigating the effect of such mechanical properties and deflection behavior on the performance of reinforced concrete beams with construction joints exposed to fire flame.
Abbood Ahmed A., Kharnoob Majid M.
doaj   +1 more source

An Estimation of Dynamic Modulus of Elasticity in Cantilever Flexural Timber Beams

open access: yesDrvna Industrija, 2014
Due to considerable influence of shear deflection and rotary motion, the modulus of elasticity is hardly obtainable in fixed-free flexurally-excited (cantilever) beams. For isotropic materials, Timoshenko has proposed a set of curves to correct the fixed-
Mehran Roonia
doaj   +1 more source

Effect of Fibre Surface Treatment on the Mechanical Properties of Jute Fibre Reinforced Unsaturated Polyester Composite

open access: yesJournal of Natural Fibers, 2022
Interface between the fiber and polymer matrix plays a key role in fiber-reinforced composites. Modification of the interface by chemicals or particles promotes the interaction between fiber and matrix.
Priyalaxmi Swain   +3 more
doaj   +1 more source

Flexural phonons in free-standing graphene [PDF]

open access: yes, 2007
Rotation and reflection symmetries impose that out-of-plane (flexural) phonons of free-standing graphene membranes have a quadratic dispersion at long wavelength and can be excited by charge carriers in pairs only.
A. K. Geim   +7 more
core   +2 more sources

Innovative Flexural Repair Technique of Pre-Damaged T-Beams Using Eco-Friendly Steel-Fibre-Reinforced Geopolymer Concrete

open access: yesFibers, 2023
This paper presents an innovative flexural repair technique for pre-damaged reinforced concrete T-beams using eco-friendly steel-fibre-reinforced geopolymer concrete (SFRGPC).
Ashraf Khalifa   +3 more
doaj   +1 more source

Comparative study of Steel-FRP, FRP and steel reinforced coral concrete beams in their flexural performance [PDF]

open access: yes, 2020
In this paper, a comparative study of Carbon Fiber Reinforced Polymer (CFRP) Bar and Steel-Carbon Fiber Composite Bar (SCFCB) reinforced coral concrete beams are made through a series experimental tests and theoretical analysis.
Fu, F., Huang, C., Wang, L., Zhang, J.
core   +1 more source

Effect of different types of water soaking and re-drying on mechanical properties of glass fiber-epoxy composites

open access: yesCogent Engineering, 2023
Fiber-reinforced polymer (FRP) composites undergo different environmental conditions in the designed life span. An investigation on aging of FRPs in water helps to enhance the material’s durability.
U Achutha Kini   +3 more
doaj   +1 more source

Non-destructive testing of composite plates by holographic vibrometry [PDF]

open access: yes, 2014
We report on a wide-field optical monitoring method for revealing local delaminations in sandwich-type composite plates at video-rate by holographic vibrometry.
Atlan, Michael   +5 more
core   +5 more sources

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