On the mechanistic basis of deformation at the microscale in hexagonal close-packed metals

TB Britton, FPE Dunne… - Proceedings of the …, 2015 - royalsocietypublishing.org
This is an overview of micromechanical deformation mechanisms in hexagonal close-
packed metals. We start with an in-depth discussion of single-crystal behaviour concerning …

Utilizing synchrotron radiation for the characterization of biodegradable magnesium alloys—from alloy development to the application as implant material

B Zeller-Plumhoff, D Tolnai, M Wolff… - Advanced …, 2021 - Wiley Online Library
Magnesium alloys are highly attractive for their application as structural materials as well as
medical implants. A range of alloying systems exists which are investigated, eg, in terms of …

An integrated crystal plasticity–phase field model for spatially resolved twin nucleation, propagation, and growth in hexagonal materials

C Liu, P Shanthraj, M Diehl, F Roters, S Dong… - International Journal of …, 2018 - Elsevier
Typical hexagonal engineering materials, such as magnesium and titanium, deform
extensively through shear strains and crystallographic re-orientations associated with the …

Anisotropic polycrystal plasticity due to microstructural heterogeneity: A multi-scale experimental and numerical study on additively manufactured metallic materials

SAH Motaman, F Roters, C Haase - Acta Materialia, 2020 - Elsevier
Additively manufactured (AM) metallic parts exhibit substantially different microstructures
compared to those that are conventionally produced. Characterization studies have …

[HTML][HTML] Grain scale bursts of plasticity in Mg-4Zn via high energy X-rays: Towards twin observation in real-time

MR Barnett, J Wang, SR Kada, A de Vaucorbeil… - Acta Materialia, 2024 - Elsevier
The elastic-plastic transition in magnesium alloy Mg-4.5 Zn is marked by bursts of
deformation. A relatively short exposure time (44 ms) polychromatic transmission Laue …

Modeling of twin formation, propagation and growth in a Mg single crystal based on crystal plasticity finite element method

H Qiao, MR Barnett, PD Wu - International Journal of Plasticity, 2016 - Elsevier
A crystal plasticity finite element method (CPFEM) with a stress relaxation effect for twinning
in the constitutive description is employed to simulate twin formation, propagation and …

Contribution of extension twinning to plastic strain at low stress stage deformation of a Mg-3Al-1Zn alloy

P Chen, B Li, D Culbertson, Y Jiang - Materials Science and Engineering: A, 2018 - Elsevier
Extruded magnesium alloys present a typical sigmoidal shaped stress-strain curve when
compressed along the extrusion direction due to the activation of {10 1 ̅ 2}< 10 1 ̅ 1 ̅> …

On the rapid hardening and exhaustion of twinning in magnesium alloy

PD Wu, XQ Guo, H Qiao, SR Agnew, DJ Lloyd… - Acta Materialia, 2017 - Elsevier
We numerically study the rapid hardening and possible role of exhaustion of twinning in
magnesium alloys under twinning dominated conditions, based on the large strain elastic …

In-situ X-ray diffraction studies of slip and twinning in the presence of precipitates in AZ91 alloy

SR Kada, PA Lynch, JA Kimpton, MR Barnett - Acta Materialia, 2016 - Elsevier
The effect of basal plate precipitates on the hardening of basal slip and {10 1¯ 2} twinning
modes was investigated for a non-aged and aged AZ91 alloy in the twin dominated strain …

Effect of texture types on microstructure evolution and mechanical properties of AZ31 magnesium alloy undergoing uniaxial tension deformation at room temperature

Y Chen, L Hu, L Shi, T Zhou, J Tu, Q Chen… - Materials Science and …, 2020 - Elsevier
Influence of texture type on mechanical properties and the evolution of microstructure and
texture is thoroughly investigated via uniaxial tension experiment along rolling direction …