47 Result(s)
within
English
Engineering
Civil Engineering
Classical Mechanics
Mechanical Engineering
Yi**g Yong
Article
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Article
Contradiction of Jk integral
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Article
Some reverse map**s in 3-D crack and dislocation problems
A new division of geometric regions for internal and external planar cracks is introduced. This allows some reverse map**s between internal and external problems to be revealed in connection with 3-D planar ...
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Plane strain asymptotic fields for cracks terminating at the interface between elastic and pressure-sensitive dilatant materials
The plane strain asymptotic fields for cracks terminating at the interface between elastic and pressure-sensitive dilatant material are investigated in this paper. Applying the stress-strain relation for the p...
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Asymptotic analysis for a crack on interface of damaged materials
An asymptotic analysis for a crack lying on the interface of a damaged plastic material and a linear elastic material is presented in this paper. The present results show that the stress distributions along th...
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Collinear cracks in a layered half – plane with a graded nonhomogeneous interfacial zone – Part II: Thermal shock response
In Part I of the paper, the problem of collinear cracks in a layered half-plane with a graded nonhomogeneous interfacial zone was investigated under mechanical loading and the cracking behavior was addressed b...
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Collinear cracks in a layered half-plane with a graded nonhomogeneous interfacial zone – Part I: Mechanical response
The problem of collinear cracks embedded in a layered half-plane is investigated. The medium consists of a surface layer and a semi-infinite substrate bonded through an interfacial zone with graded properties....
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Dynamic SIF of interface crack between two dissimilar viscoelastic bodies under impact loading*
In this paper, the transient dynamic stress intensity factor (SIF) is determined for an interface crack between two dissimilar half-infinite isotropic viscoelastic bodies under impact loading. An anti-plane st...
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A Note for the Crack Problem of Functionally Graded Materials
Employing the power-type function of material properties, a crack lying between the functionally graded materials (FGMs) and homogeneous substrate is studied by an asymptotic analysis from that of bimaterials,...
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Determination of stress intensity factors for bimaterial interface stationary rigid line inclusions by boundary element method
The stress intensity factors for a rigid line inclusion lying along a bimaterial interface are calculated by the boundary element method with the multiregion and the discontinuous traction singular elements. T...
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Article
Electro-elastic behavior induced by an external circular crack in a piezoelectric material
The electro-elastic problem of a transversely isotropic piezoelectric material with a flat crack occupying the outside of a circle perpendicular to the poling axis is considered in this paper. By using the Han...
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Analysis of non-loading carrying fillet welds joint using SGBEM
Fatigue failure is probably the most common type of failure in welded construction. It is usually initiates at a stress concentration area within the structure. The fatigue behavior of non-load carrying crucif...
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Numerical analysis of doubly periodic array of cracks/rigid-line inclusions in an infinite isotropic medium using the boundary integral equation method
In this paper, the boundary integral equation approaches are used to study the doubly periodic array of cracks/rigid-line inclusions in an infinite isotropic plane medium. For the doubly periodic rigid-line in...
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Analysis of a mode III crack problem in a functionally graded coating-substrate system with finite thickness
This paper presents an analysis of the static problem of model III crack of a functionally graded coating-substrate system with an internal crack perpendicular to the interface under antiplane shear loading wh...
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Measuring the fracture toughness of ultra-thin films with application to AlTa coatings
An experimental technique is presented for measuring the fracture toughness of brittle thin films. In this technique, long rectangular membranes are fabricated from the film of interest using standard silicon ...
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Plastic loads of elbows with local wall thinning under in-plane bending
Based on systematic three-dimensional (3-D), large strain FE limit analyses using elastic- perfectly plastic materials, this paper quantifies the effect of local wall thinning on plastic behavior and TES (twic...
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An anti-plane crack perpendicular to the weak/micro-discontinuous interface in a bi-FGM structure with exponential and linear non-homogeneities
Treated was an anti-plane crack perpendicular to the interface of an exponential-type FGM strip bonded to another linear-type FGM substrate with infinite thickness. Through Fourier integral transform, the prob...
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Plastic loads of pipe bends under combined pressure and out-of-plane bending
This paper provides plastic limit and TES (twice-elastic-slope) plastic load solutions for 90° pipe bends under combined pressure and out-of-plane bending, via three-dimensional non-linear FE analyses using el...
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Article
Fracture analysis in micropolar elasticity: anti-plane crack
Anti-plane fracture analysis is performed for a micropolar material. The crack problem is reduced as Cauchy singular integral equations by Fourier integral transform. Numerical solutions of the stress intensit...
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Fracture analysis in micropolar elasticity: mode-I crack
Micropolar elasticity theory links together the macro mechanical behavior and the micro geometrical scales and makes it possible to study the macro and micro fracture of micro-structural materials by classical...
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Mechanical modeling and transient anti-plane fracture analysis for the graded inter-diffusion regions in a bonded structure
An inter-diffusion interface model (IDIM) is put forward for a bonded structure. Laplace and Fourier integral transforms are applied to reduce the transient anti-plane fracture problem of the structure as a Ca...
