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A More Direct and General Analysis of Moving Strong Discontinuity Surfaces in Quasi-Statically Deforming Elastic-Plastic Solids
Publisher: The American Society of Mechanical Engineers (ASME)
Radial Dependence of Near-Tip Continuum Fields for Plane Strain Tensile Crack Growth in Elastic-Ideally Plastic Solids
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper is an extension of work by Drugan et al. (1982) who derive the stress and deformation fields at the tip of a plane strain tensile crack that grows quasi-statically, under general nonsteady conditions...
Near-Tip Fields for Quasi-Static Crack Growth Along a Ductile-Brittle Interface
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: As an analytical first study of the mechanics of ductile-brittle interfacial crack growth, I derive the stress and deformation fields near the tip of a crack that is growing quasi-statically ...
On the Asymptotic Continuum Analysis of Quasistatic Elastic-Plastic Crack Growth and Related Problems
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present work provides rigorous substantiation of certain crucial asymptotic expressions which constitute the basis of a number of previous near-tip analyses of quasistatic elastic-plastic crack ...
Bending of a Cosserat Elastic Bar of Square Cross Section: Theory and Experiment
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Pure bending experiments on prismatic bars of square cross section composed of reticulated polymer foam exhibit deformation behavior not captured by classical elasticity theory. Perhaps the clearest example of this is the ...
Influence of Porosity on Plane Strain Tensile Crack-Tip Stress Fields in Elastic-Plastic Materials: Part I
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: We perform an analytical first study of the influence of a uniform porosity distribution, for the entire range of porosity level, on the stress field near a plane strain tensile crack tip ...
Analytical Derivation of Cosserat Moduli via Homogenization of Heterogeneous Elastic Materials
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Why do experiments detect Cosserat-elastic effects for porous, but not for stiff-particle-reinforced, materials? Does homogenization of a heterogeneous Cauchy-elastic material lead to micropolar ...
Constraints on Moving Strong Discontinuity Surfaces in Dynamic Plane-Stress or Plane-Strain Deformations of Stable Elastic-Ideally Plastic Materials
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: For dynamic deformations of compressible elastic-ideally plastic materials in the practically important cases of plane stress and plane strain, we investigate the possible existence of propagating ...
Influence of Porosity on Plane Strain Tensile Crack-Tip Stress Fields in Elastic-Plastic Materials: Part II
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper continues the investigation of Drugan and Miao (1992). There we studied analytically the influence of a uniform porosity distribution on the stress field near a plane strain tensile crack tip in ductile...
Theory of Plasticity
Publisher: The American Society of Mechanical Engineers (ASME)
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