Strain hardening, twinning and texture evolution in magnesium alloy using the all twin variant polycrystal modelling approach

SK Sahoo, S Biswas, LS Toth, PC Gautam… - International Journal of …, 2020 - Elsevier
In this work, the viscoplastic self-consistent based All Twin Variant (ATV) polycrystal
modelling was employed to decipher the deformation behaviour of Mg–3Al-0.3 Mn …

An analytical model to predict strain-hardening behaviour and twin volume fraction in a profoundly twinning magnesium alloy

SK Sahoo, LS Toth, S Biswas - International Journal of Plasticity, 2019 - Elsevier
An analytical model is presented that can successfully predict the strain hardening
behaviour as well as the variations in twin volume fraction in polycrystalline Magnesium …

Effects of strain rate on the microstructure evolution and mechanical response of magnesium alloy AZ31

L Li, O Muránsky, EA Flores-Johnson, S Kabra… - Materials Science and …, 2017 - Elsevier
The effects of strain rate on the mechanical behaviour and microstructure evolution of
extruded Mg AZ31 alloy are investigated here for strain rates ranging from 0.0001 s− 1 to …

Deformation behavior of Mg-8.5 wt.% Al alloy under reverse loading investigated by in-situ neutron diffraction and elastic viscoplastic self-consistent modeling

H Wang, SY Lee, MA Gharghouri, PD Wu, SG Yoon - Acta Materialia, 2016 - Elsevier
The EVPSC-TDT model for polycrystal plasticity and in-situ neutron diffraction have been
used to investigate the behavior of a Mg-8.5 wt.% Al alloy with two starting textures: 1) a …

Twinning effects in a polycrystalline magnesium alloy under cyclic deformation

CF Gu, LS Toth, M Hoffman - Acta materialia, 2014 - Elsevier
Abstract The Taylor–Lin polycrystal elasto-viscoplastic model was employed to simulate the
fatigue behavior of a strong basal textured Mg alloy (AZ31) at room temperature. Extensive …

Twin nucleation and variant selection in Mg alloys: An integrated crystal plasticity modelling and experimental approach

C Paramatmuni, Z Zheng, WM Rainforth… - International Journal of …, 2020 - Elsevier
Extension twin nucleation and variant selection in magnesium alloy WE43 is investigated in
experimentally characterised and deformed microstructures replicated in crystal plasticity …

Deformation twinning and detwinning in extruded Mg-4Al: In-situ experiment and crystal plasticity simulation

M Yaghoobi, Z Chen, AD Murphy-Leonard… - International Journal of …, 2022 - Elsevier
Deformation twinning and detwinning in extruded Mg-4Al were investigated using in-situ
SEM-DIC experiments and crystal plasticity finite element (CPFE) simulation. In this study …

A cluster-type grain interaction deformation texture model accounting for twinning-induced texture and strain-hardening evolution: Application to magnesium alloys

S Mu, F Tang, G Gottstein - Acta materialia, 2014 - Elsevier
Twinning plays two important roles in deformation texture evolution: it reorients the twinned
volume of a grain discontinuously, thus causing a texture change; and the lamellar structure …

A microstructure based analytical model for tensile twinning in a rod textured Mg alloy

MR Barnett, O Bouaziz, LS Toth - International Journal of Plasticity, 2015 - Elsevier
A model for tensile twinning during the compression of rod textured magnesium is
developed based on the idea that these twins nucleate at grain boundaries and that when …

Micromechanical modelling of twinning in polycrystalline materials: Application to magnesium

C Mareau, MR Daymond - International Journal of Plasticity, 2016 - Elsevier
In this work, a crystal plasticity constitutive model is proposed to describe the mechanical
behavior of metallic materials for which twinning plays a significant role in the deformation …