Results 51 to 60 of about 30,955 (311)

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

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

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

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

Bending and free vibration analysis of thick isotropic plates by using exponential shear deformation theory

open access: yesApplied and Computational Mechanics, 2012
This paper presents a variationally consistent an exponential shear deformation theory for the bi-directional bending and free vibration analysis of thick plates. The theory presented herein is built upon the classical plate theory.
Sayyad A. S., Ghugal Y. M.
doaj  

Flexure of thick orthotropic plates by exponential shear deformation theory

open access: yesLatin American Journal of Solids and Structures
In the present paper, a variationally consistent exponential shear deformation theory taking into account transverse shear deformation effect is presented for the flexural analysis of thick orthotropic plates.
A. S. Sayyad
doaj   +1 more source

Geometrical nonlinear analysis of thin-walled composite beams using finite element method based on first order shear deformation theory

open access: yes, 2011
Based on a seven-degree-of-freedom shear deformable beam model, a geometrical nonlinear analysis of thin-walled composite beams with arbitrary lay-ups under various types of loads is presented.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Influence of Test Temperature and Test Frequency on Fatigue Life of Aluminum Alloy EN AW‐2618A

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of test temperature and test frequency on the fatigue life of EN AW‐2618A is investigated. High‐cycle fatigue tests are performed at different test temperatures and frequencies on the 1000 h/230°C overaged state. Both test parameters reduce fatigue life due to time‐dependent damage mechanisms.
Ying Han   +5 more
wiley   +1 more source

Flexural–torsional coupled vibration and buckling of thin-walled open section composite beams using shear-deformable beam theory

open access: yes, 2009
A general analytical model based on shear-deformable beam theory has been developed to study the flexural–torsional coupled vibration and buckling of thin-walled open section composite beams with arbitrary lay-ups.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Flexural–torsional behavior of thin-walled composite box beams using shear-deformable beam theory [PDF]

open access: yes, 2008
This paper presents a flexural–torsional analysis of thin-walled composite box beams. A general analytical model applicable to thin-walled composite box beams subjected to vertical and torsional loads is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

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