Results 81 to 90 of about 371,884 (292)

A quasi-3D theory for vibration and buckling of functionally graded sandwich beams [PDF]

open access: yes, 2015
This paper presents a finite element model for free vibration and buckling analyses of functionally graded (FG) sandwich beams by using a quasi-3D theory in which both shear deformation and thickness stretching effects are included.
Thai, Huu-Tai   +4 more
core   +1 more source

Behavior of RC beams patch repaired and strengthened with FRP composites : a numerical study [PDF]

open access: yes, 2014
Includes bibliographical references.Reinforced concrete (RC) beams get deteriorated and become deficient mainly due to corrosion of steel reinforcements, poor maintenance and design, earthquakes and aging.
Mundeli, Salathiel
core   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

Static behaviour of functionally graded sandwich beams using a quasi-3D theory [PDF]

open access: yes, 2015
This paper presents static behaviour of functionally graded (FG) sandwich beams by using a quasi-3D theory, which includes both shear deformation and thickness stretching effects. Various symmetric and non-symmetric sandwich beams with FG material in the
Thai, Huu-Tai   +4 more
core   +1 more source

Theoretical model for the mechanical behavior of prestressed beams under torsion

open access: yesCogent Engineering, 2014
In this article, a global theoretical model previously developed and validated by the authors for reinforced concrete beams under torsion is reviewed and corrected in order to predict the global behavior of beams under torsion with uniform longitudinal ...
Sérgio M.R. Lopes, Luís F.A. Bernardo
doaj   +1 more source

Beam-Beam Interactions for Bunched and Unbunched Beams [PDF]

open access: yes, 1980
The beam-beam interaction is analyzed in terms of Chirikov’s stochasticity model. Stochastic blow-up occurs when the density of resonance regions in phase space becomes large, and Arnold diffusion is assumed to depend on the density parameter below the stochastic threshold.
openaire   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Analytical solution for vibration and buckling of functionally graded sandwich beams using various quasi-3D theories [PDF]

open access: yes, 2015
This paper presents an analytical solution for vibration and buckling of functionally graded (FG) sandwich beams using various quasi-3D theories, which consider effects of both shear and normal deformation.
Lee, Jaehong   +3 more
core   +1 more source

Application of the DTM to the Elastic Curve Equation in Euler–Bernoulli Beam Theory

open access: yesMathematics
This study demonstrates the effectiveness of the differential transform method (DTM) in solving complex solid mechanics problems, focusing on static analysis of beams under various loads and boundary conditions.
Adrian Ioan Botean
doaj   +1 more source

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