X-ray microdiffraction and strain gradient crystal plasticity studies of geometrically necessary dislocations near a Ni bicrystal grain boundary

DOI10.1016/J.IJPLAS.2008.04.009zbMath1171.74303OpenAlexW2042703554MaRDI QIDQ1013947

J. W. L. Pang, Tetsuya Ohashi, O. M. Barabash, Rozaliya I. Barabash, Gene E. Ice

Publication date: 23 April 2009

Published in: International Journal of Plasticity (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.ijplas.2008.04.009

zbMATH Keywords

crystal plasticitygrain boundariesstress relaxationpolycrystalline materialdislocations

Mathematics Subject Classification ID

Crystalline structure (74E15) Experimental work for problems pertaining to mechanics of deformable solids (74-05) Plastic materials, materials of stress-rate and internal-variable type (74C99)

Related Items (5)

Effects of heterogeneous elasticity coupled to plasticity on stresses and lattice rotations in bicrystals: a field dislocation mechanics viewpoint ⋮ Analysis of dislocation wall formation in a disclinated nanograin ⋮ Experimental lower bounds on geometrically necessary dislocation density ⋮ Assessment of plastic heterogeneity in grain interaction models using crystal plasticity finite element method ⋮ Wedge indentation into elastic-plastic single crystals. I: Asymptotic fields for nearly-flat wedge

Cites Work

• On the evolution of crystallographic dislocation density in non-homogeneously deforming crystals
• Some remarks on the strain gradient crystal plasticity modelling, with particular reference to the material length scales involved
• A finite element approach with patch projection for strain gradient plasticity formulations
• Plastic behavior of a nickel-based alloy under monotonic-tension and low-cycle-fatigue loading
• Mechanism-based strain gradient plasticity. I: Theory
• Mechanism-based strain gradient plasticity. II: Analysis
• A simple theory of strain gradient plasticity based on stress-induced anisotropy of defect diffusion
• A finite-deformation, gradient theory of single-crystal plasticity with free energy dependent on densities of geometrically necessary dislocations
• Analytical modelling of intragranular backstresses due to deformation induced dislocation microstructures
• A dislocation-based constitutive law for pure Zr including temperature effects
• Crystal plasticity analysis of dislocation emission from micro voids
• A conventional theory of strain gradient crystal plasticity based on the Taylor dislocation model
• A multiscale approach for modeling scale-dependent yield stress in polycrystalline metals

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