[HTML][HTML] Micromechanical response of pure magnesium at different strain rate and temperature conditions: twin to slip and slip to twin transitions

NM della Ventura, P Schweizer, A Sharma, M Jain… - Acta Materialia, 2023 - Elsevier
… was observed: the twin to slip transition takes place due to the … ε on the transition points of
deformation modes in Mg at the … stress leading to the slip to twin transition at 573 K has been …

[HTML][HTML] Transition of dominant deformation mode in bulk polycrystalline pure Mg by ultra-grain refinement down to sub-micrometer

R Zheng, JP Du, S Gao, H Somekawa, S Ogata, N Tsuji - Acta Materialia, 2020 - Elsevier
… A few {10–12} extension twins could be observed in the specimens having relatively
coarse grain sizes (eg d = 7.27 μm in Fig. 2(e)), which might be introduced during mechanical …

Origin of the twinning to slip transition with grain size refinement, with decreasing strain rate and with increasing temperature in magnesium

CM Cepeda-Jiménez, JM Molina-Aldareguia… - Acta Materialia, 2015 - Elsevier
… not at least one twin appeared in a … a twin to slip-dominated flow transition at a sufficiently
low d value [7], [19], [20], [21]. Different transition grain sizes have indeed been reported for Mg

Phenomenological crystal plasticity modeling and detailed micromechanical investigations of pure magnesium

J Zhang, SP Joshi - Journal of the Mechanics and Physics of Solids, 2012 - Elsevier
… of a slip or twin system is usually governed by a CRSS and a hardening law. Fig. 2 summarizes
the CRSS values reported in the literature for the slip and twin modes in pure Mg single …

The matrix–twin transition in a perfect Mg crystal: Ab initio study

T Káňa, A Ostapovets, V Paidar - International Journal of Plasticity, 2018 - Elsevier
… By means of ab initio calculations, we studied the matrix – twin transition in a perfect Mg
crystal where the { 10 1 2 } plane is the twinning plane. The twinning transition is described by …

The dislocation-twin interaction and evolution of twin boundary in AZ31 Mg alloy

J Zhang, G Xi, X Wan, C Fang - Acta Materialia, 2017 - Elsevier
… Such a transition is always related to a change of deformation mechanism [34], [35]. … twin
boundary when the PS-1 sample is compressed to a strain of 5% (The first abrupt transition of …

Investigation of the mechanical response of single crystal magnesium considering slip and twin

S Kweon, DS Raja - International Journal of Plasticity, 2019 - Elsevier
magnesium, this work investigates the mechanical response of magnesium using the most
number of slip/twin … considered as an active slip mode for magnesium and its alloys. This work …

Dynamic recrystallization in pure magnesium

O Sitdikov, R Kaibyshev - Materials Transactions, 2001 - jstage.jst.go.jp
… the magnesium consisted of coarse grains with an average size of 2 mm. Twins belonging
… It is seen that a transition in DRX mechanisms results in a change of the slope of the …

Competitive twinning behavior in magnesium and its impact on recrystallization and texture formation

I Basu, T Al-Samman - Materials Science and Engineering: A, 2017 - Elsevier
… deformation transitions from twinning dominated to a combination of twinning and slip. …
This explains the frequent appearance of { 10 1 ̅ 2 } tensile twins in pure magnesium, also …

Proliferation of twinning in hexagonal close-packed metals: Application to magnesium

D Sun, M Ponga, K Bhattacharya, M Ortiz - … of the Mechanics and Physics of …, 2018 - Elsevier
… of twins with large-scale atomistic calculations to predict twinning modes of crystalline materials.
We apply this framework to magnesium where there are two accepted twin … the transition