Results 21 to 30 of about 240,826 (309)

Effective Strengthening of RC Beams Using Bamboo-Fibre-Reinforced Polymer: A Finite-Element Analysis

open access: yesFibers, 2023
This paper presents a finite-element model of the structural behaviour of reinforced concrete (RC) beams with and without openings externally strengthened with bamboo-fibre-reinforced composite (BFRC) plates.
Jia Ning Siew   +5 more
doaj   +1 more source

Scattering by flexural phonons in suspended graphene under back gate induced strain [PDF]

open access: yes, 2012
We have studied electron scattering by out-of-plane (flexural) phonon modes in doped suspended graphene and its effect on charge transport. In the free-standing case (absence of strain) the flexural branch shows a quadratic dispersion relation, which ...
Bolotin   +21 more
core   +3 more sources

Venting in the comparative study of flexural ultrasonic transducers to improve resilience at elevated environmental pressure levels [PDF]

open access: yes, 2020
The classical form of a flexural ultrasonic transducer is a piezoelectric ceramic disc bonded to a circular metallic membrane. This ceramic induces vibration modes of the membrane for the generation and detection of ultrasound.
Dixon, Steve M.   +3 more
core   +2 more sources

On the path to a new generation of cement-based composites through the use of lignocellulosic micro/nanofibers [PDF]

open access: yes, 2019
Due to its high biocompatibility, bio-degradability, and low cost, cellulose finds application in disparate areas of research. Here we focus our attention on the potential applications of cellulose nanofiber in cement-basedmaterials for the building ...
Chamorro Trenado, Miquel Ángel   +7 more
core   +2 more sources

Behavior of reactive powder concrete containing recycled glass powder reinforced by steel fiber

open access: yesJournal of the Mechanical Behavior of Materials, 2022
Environmental sustainability is described as one that avoids the depletion or deterioration of natural resources, while also allowing for the preservation of long-term environmental quality.
Hussain Zainab Ali   +1 more
doaj   +1 more source

A nonlinear macroelement formulation for the seismic analysis of masonry buildings [PDF]

open access: yes, 2017
A macroelement is presented for the nonlinear dynamic analysis of masonry structures under seismic actions. The macroelement, developed in the framework of the equivalent frame model, has a force-based formulation and accounts for flexural and shear ...
Addessi, D.   +2 more
core   +1 more source

Influence of Filler on Mechanical and Di-electric Properties of Coir and Luffa Cylindrica Fiber Reinforced Epoxy Hybrid Composites

open access: yesJournal of Natural Fibers, 2022
Natural fiber hybrid composites were prepared by Hand layup technique by reinforcing coir, silk squash, and CaCO3. Both coir and silk squash is maintained constant weight proportion of 10 wt. % and 5.7 wt. %, respectively, whereas as CaCO3 is varied with
D. Mohana Krishnudu   +3 more
doaj   +1 more source

Free vibration of axially loaded thin-walled composite box beams [PDF]

open access: yes, 2009
A general analytical model applicable to flexural–torsional coupled vibration of thin-walled composite box beams with arbitrary lay-ups under a constant axial force has been presented.
Banerjee   +23 more
core   +2 more sources

Flexure of cranial sutures [PDF]

open access: yesJournal of Biomechanics, 1971
Beam samples containing cranial sutures were prepared from embalmed and unem- balmed cranial bone and were tested to determine their flexural stiffness and strength. With the aid of layered beam theory, the flexural stiffnesses of beams containing cranial sutures were compared to hypothetical layered cranial bone beams which did not contain sutures ...
Hubbard, Robert P.   +2 more
openaire   +3 more sources

Limits of flexural wave absorption by open lossy resonators: reflection and transmission problems [PDF]

open access: yes, 2019
The limits of flexural wave absorption by open lossy resonators are analytically and numerically reported in this work for both the reflection and transmission problems. An experimental validation for the reflection problem is presented.
Gautier, F.   +5 more
core   +4 more sources

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