Review of non-classical features of deformation twinning in hcp metals and their description by disconnection mechanisms

A Ostapovets, A Serra - Metals, 2020 - mdpi.com
The study of deformation twinning has long history. However new, sometimes surprising,
findings have shown that the phenomenon of deformation twinning still is not completely …

[HTML][HTML] A review on capturing twin nucleation in crystal plasticity for hexagonal metals

YR Paudel, D Giri, MW Priddy, CD Barrett, K Inal… - Metals, 2021 - mdpi.com
Owing to its ability to incorporate Schmid's law at each integration point, crystal plasticity has
proven a powerful tool to simulate and predict the slip behavior at the grain level and the …

Unraveling the atomic Shuffles of twinning nucleation in hexagonal close-packed rhenium nanocrystals

Y Ma, Y Chen, T Guo, HH Wu, R Wang, Y He… - Nano Letters, 2023 - ACS Publications
Reining in deformation twinning is crucial for the mechanical properties of hexagonal close-
packed (HCP) metals and hinges on an explicit understanding of the twinning nucleation …

[HTML][HTML] Twinning, dynamic recrystallization, and texture evolution in as-solution AZ80 Mg alloy during hot compression

Y Feng, L Qian, C Sun, S Xu, N Zhu, C Wang… - Journal of Materials …, 2023 - Elsevier
The characteristics of twins, dynamic recrystallization (DRX), and texture evolution of as-
solution AZ80 Mg alloy at different strains, strain rates and temperatures during hot …

The roles of grain boundary dislocations and disclinations in the nucleation of {1 0 1 2} twinning

CD Barrett, H El Kadiri - Acta materialia, 2014 - Elsevier
Consider a magnesium bicrystal created from two single crystal lattices referred to as black
and white. The bicrystal abuts a basal plane of the black crystal with a first-order prismatic …

Direct observation of dual-step twinning nucleation in hexagonal close-packed crystals

Y He, B Li, C Wang, SX Mao - Nature communications, 2020 - nature.com
Abstract Design and processing of advanced lightweight structural alloys based on
magnesium and titanium rely critically on a control over twinning that remains elusive to date …

A three-dimensional mechanistic study of the drivers of classical twin nucleation and variant selection in Mg alloys: A mesoscale modelling and experimental study

C Paramatmuni, Y Guo, PJ Withers… - International Journal of …, 2021 - Elsevier
This work presents a detailed investigation of twin inception to identify site of twinning,
variant type selected, and the strain to nucleate it within a full 3D reconstructed …

{10–12} twinning relationship in Mg-Gd-Y (-Sn)-Zr alloys under uniaxial compression at room temperature

Q Zhang, H Pang, Q Li, Y Gui, X Chen, X Li… - Materials Science and …, 2022 - Elsevier
After homogenization treatment, uniaxial experiments at room temperature with strain rate of
1 s− 1 are carried out on Mg-Gd-Y (-Sn)-Zr alloys, and the maximum strain is controlled to …

Influence of strain rate and crystallographic orientation on dynamic recrystallization of pure Zn during room-temperature compression

S Liu, D Kent, H Zhan, N Doan, C Wang, S Yu… - Journal of Materials …, 2021 - Elsevier
This work investigates the strain rate dependence of dynamic recrystallization behaviour of
high-purity zinc in room temperature compression under strain rates of 10− 4 s-1, 10-2 s-1 …

Unraveling recrystallization mechanisms governing texture development from rare-earth element additions to magnesium

A Imandoust, CD Barrett, T Al-Samman… - … Materials Transactions A, 2018 - Springer
The origin of texture components often associated with rare-earth element (REE) additions
in wrought magnesium alloys is a long-standing problem in magnesium technology. While …