[HTML][HTML] Twinning-induced plasticity mechanism of α ″-martensitic titanium alloy

HJ Lee, JH Kim, CH Park, JK Hong, JT Yeom, T Lee… - Acta Materialia, 2023 - Elsevier
The deformation mechanisms of an α ″-martensitic Ti–8Mo alloy were investigated by ex-
situ electron microscopy tensile tests. Two deformation twins,{110}< 1 1¯ 0> α ″and {130}< …

Effect of stress-states on non-classical twinning in three-point bending of magnesium alloys

C Paramatmuni, FPE Dunne - International Journal of Mechanical Sciences, 2023 - Elsevier
The influence of stress state on the drivers of non-classical twin nucleation in three-point
bending of Magnesium alloy AZ31 is presented in this study. Deformed microstructures and …

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 …

Twin suppression by atomic scale engineering of precipitate-matrix interfaces

XZ Jin, CY Wang, S Milenkovic, I Sabirov, IJ Beyerlein… - Acta Materialia, 2023 - Elsevier
This work aims to investigate the influence of solute segregation at particle-matrix interfaces
on the twin activity of aged Mg alloys. With that purpose a binary Mg-8Al alloy (wt%) and two …

Micromechanical fields associated with irregular deformation twins in magnesium

B Leu, MA Kumar, PF Rottmann, KJ Hemker… - Journal of Materials …, 2023 - Springer
Understanding and controlling the development of deformation twins is paramount for
engineering strong and stable hexagonal close-packed (HCP) Mg alloys. Actual twins are …

Statistical analyses of the relationship between inclination angle and twin growth in uniaxial compression of Mg alloys

C Paramatmuni, AK Kanjarla, X Zeng… - Materials Science and …, 2023 - Elsevier
Inclination angle (IA), which is that between the c-axis of a twin and the global loading
direction, satisfactorily captures trends observed in area fractions of both Schmid and non …

[HTML][HTML] Reorientation-Induced Plasticity (RIP) in Titanium Alloys

SW Lee, GB Park, HJ Lee, JH Kang, JH Kim, JK Hong… - Acta Materialia, 2024 - Elsevier
This study used in-situ scanning electron microscopy to investigate the mechanisms of α′
reorientation-induced plasticity of Ti–4.5 Al–2.5 Fe alloy. The reorientation occurred directly …

Three-dimensional modeling and simulations of single-crystal and bi-crystal titanium for high-strain-rate loading conditions

B Feng, CA Bronkhorst, Z Liu, BM Morrow… - International Journal of …, 2020 - Elsevier
High purity single crystal titanium (Ti) under shock wave loading is modeled under both one-
dimensional and three-dimensional cylindrical conditions. Cylinder sizes of 10 μm and 20 …

An automated procedure built on MTEX for reconstructing deformation twin hierarchies from electron backscattered diffraction datasets of heavily twinned …

DJ Savage, RJ McCabe, M Knezevic - Materials Characterization, 2021 - Elsevier
This paper presents a set of algorithms built on the MTEX and MATLAB graph toolboxes for
automatic reconstruction of deformation twin hierarchies from Electron Backscatter …

A single crystal plasticity finite element formulation with embedded deformation twins

T Jin, HM Mourad, CA Bronkhorst… - Journal of the Mechanics …, 2019 - Elsevier
Deformation twinning is an important plastic deformation mechanism in some polycrystalline
metals such as titanium and magnesium. In this paper, we present a novel crystal plasticity …