Results 281 to 290 of about 161,376 (364)

Enhancing Strength-Ductility Synergy in Rolled High-Thermal-Conductivity Mg-Mn-Ce Alloys via Accumulated Strain. [PDF]

open access: yesMaterials (Basel)
Zhang X   +11 more
europepmc   +1 more source

Strain gradient plasticity: Theory and experiment

Acta Metallurgica et Materialia, 1994
Abstract Dislocation theory is used to invoke a strain gradient theory of rate independent plasticity. Hardening is assumed to result from the accumulation of both randomly stored and geometrically necessary dislocation. The density of the geometrically necessary dislocations scales with the gradient of plastic strain.
N. Fleck   +3 more
semanticscholar   +2 more sources

Strain gradient plasticity in gradient structured metals

Journal of the Mechanics and Physics of Solids, 2020
Abstract Structural gradients in metallic materials can give rise to substantial extra strengths compared to their non-gradient counterparts. This strengthening effect originates from the plastic strain gradients arising in plastically deformed gradient structures.
Yin Zhang, Zhao Cheng, Lei Lu, T. Zhu
semanticscholar   +2 more sources

Non-quadratic strain gradient plasticity theory and size effects in constrained shear

Journal of applied mechanics, 2023
A previously proposed strain gradient plasticity theory is extended to incorporate a non-quadratic power law function of the plastic strain gradient in the free energy expression with an exponent of N + 1.
M. Kuroda, A. Needleman
semanticscholar   +1 more source

Fractional strain-gradient plasticity

European Journal of Mechanics - A/Solids, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
C.F.O. Dahlberg, M. Ortiz
openaire   +3 more sources

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