Mechanisms of plastic deformation in ultrafine-grained aluminium–In-situ and ex-post studies

W Chrominski, M Lewandowska - Materials Science and Engineering: A, 2018 - Elsevier
The microstructure of a 1050 aluminium alloy produced by hydrostatic extrusion varies in
terms of grain boundary characteristics and the dislocation substructure depending on the …

An anisotropic multi-scale method for slipping dislocations

S Forghani, N Khaji - International Journal of Plasticity, 2022 - Elsevier
Abstract Coupled Atomistic/Discrete Dislocation (CADD) is one of the most well-established
multi-scale simulation methods. The most important challenge of the multi-scale methods is …

A statistical model for predicting size effects on the yield strength in dislocation-mediated crystal plasticity

Y Gu, DW Eastman, KJ Hemker, JA El-Awady - Journal of the Mechanics …, 2021 - Elsevier
A unified statistical dislocation-mediated crystal plasticity model is proposed to understand
how the sample size affects the yield strength of metals in different crystal systems, namely …

Processing and specimen thickness to grain size (t/d) ratio effects on tensile behaviour and microformability of copper foils

JS Ibrahim, RT Mathew, M Prasad… - Metals and Materials …, 2022 - Springer
Owing to high heat flux ability and good mechanical strength, copper has been used for
micro-electro-mechanical systems (MEMS) components with dimensions in micrometers …

Investigation of grain-scale microstructural variability in tantalum using crystal plasticity-finite element simulations

H Lim, R Dingreville, LA Deibler, TE Buchheit… - Computational Materials …, 2016 - Elsevier
In this work, a crystal plasticity-finite element (CP-FE) model is used to investigate the effects
of microstructural variability at a notch tip in tantalum single crystals and polycrystals. It is …

[HTML][HTML] Прерывистая текучесть: модели, основанные на физических теориях пластичности

ПВ Трусов, ЕА Чечулина - Вестник Пермского национального …, 2017 - cyberleninka.ru
Прерывистая текучесть как проявление неустойчивости пластического
деформирования обнаруживается в ряде металлов и сплавов в определенных …

A pseudospectral contact mechanics simulation of microindentation in two slip systems activated single crystalline material by using a homographic conformal …

M Arezoosanj, A Zajkani - Engineering Analysis with Boundary Elements, 2023 - Elsevier
Micromechanical behavior of two slip systems activated FCC single crystals is investigated
through a pseudospectral modeling microindentation based on Dislocation Mediated …

Modelling the rate and temperature-dependent behaviour and texture evolution of the Mg AZ31B alloy TRC sheets

G Ayoub, AK Rodrigez, M Shehadeh, G Kridli… - Philosophical …, 2018 - Taylor & Francis
In this work, the mechanical behaviour and texture evolution of AZ31B magnesium alloy
under uniaxial tensile testing are investigated at different strain rates and temperatures. A …

Development of a precipitate size-dependent crystal plasticity constitutive model for two-phase materials and its implementation on a multi-scale computational …

MG Moghaddam, A Achuthan, BA Bednarcyk… - Materials Science and …, 2016 - Elsevier
A new method to introduce size-dependence in crystal plasticity constitutive models, recently
developed for single-phase polycrystal materials [1], is extended to two-phase single crystal …

[HTML][HTML] Stochastic constitutive relationship of self-compacting concrete under uniaxial compression

X Li, Z Shan, Z Yu, J Gao, J Mao - Advances in Civil Engineering, 2018 - hindawi.com
Experimental investigations on self-compacting concrete (SCC) under uniaxial monotonic
and cyclic compression taking into account the stochastic constitutive relationship were …