Shear-induced hexagonal close-packed to face-centered cubic phase transition in pure titanium processed by equal channel angular drawing

H Zhao, N Ding, Y Ren, H Xie, B Yang… - Journal of Materials …, 2019 - Springer
The hexagonal close-packed (HCP) to face-centered cubic (FCC) phase transition has
recently been identified in commercial purity titanium under cryogenic plane-strain …

Stress-assisted structural phase transformation enhances ductility in Mo/Cu bicontinuous intertwined composites

L He, N Abdolrahim - ACS Applied Nano Materials, 2019 - ACS Publications
We use molecular dynamics simulations to demonstrate a homogeneous two-step structural
phase transformation in the molybdenum (Mo) phase of a Mo/Cu bicontinuous intertwined …

Transformation induced toughening and flaw tolerance in pure nanocrystalline aluminum

S Kumar, MA Haque, H Gao - International Journal of Plasticity, 2013 - Elsevier
Pure bulk metals do not exhibit solid–solid phase transformation since they deform and fail
far below the required stress levels for phase transformation, which exceeds hundreds of …

Phase transformation induced plasticity in high-strength hexagonal close packed Co with stacking faults

R Su, D Neffati, J Cho, Q Li, J Ding, H Wang, Y Kulkarni… - Scripta Materialia, 2019 - Elsevier
Deformation twinning and dislocation glide are two primary deformation mechanisms in
hexagonal close packed (HCP) metals. Here we show, via in situ micropillar compression …

Deformation twinning and its effect on crack extension

QH Tang, TC Wang - Acta materialia, 1998 - Elsevier
Deformation twinning near a crack tip is observed in bcc metal Mo based on molecular
dynamics simulation at temperature T= 50K and loading rate K ̇ II= 0.0706 MPa m 1/2/ps …

Atomic-scale study of second-phase formation involving large coherency strains in Fe–20 at.% Mo

D Isheim, OC Hellman, DN Seidman, F Danoix… - Scripta materialia, 2000 - Elsevier
The constraint of a coherent interface between a homogeneously precipitating phase and its
matrix is known to have a strong influence on the decomposition trajectory and …

Molecular dynamics and first-principles studies on the deformation mechanisms of nanostructured cobalt

GP Zheng - Journal of Alloys and Compounds, 2010 - Elsevier
Deformation mechanisms of nanostructured cobalt are investigated by classical molecular
dynamics (MD) simulation and first-principles calculation. In MD simulation, deformation …

Shear and shuffling accomplishing polymorphic fcc γ→ hcp ε→ bct α martensitic phase transformation

XS Yang, S Sun, HH Ruan, SQ Shi, TY Zhang - Acta Materialia, 2017 - Elsevier
Martensitic transformation (MT) has extreme science merits and engineering significance.
However, the underlying displacive atom collective movements for the transition from face …

[HTML][HTML] New insights into the recrystallization behavior of large-size Mo–3Nb single crystal based on multi-scale characterization

B Jiao, Q Zhao, Y Zhao, WW Zhang, W Zhang… - Journal of Materials …, 2022 - Elsevier
The occurrence of recrystallization will cause catastrophic damage to the structure of
metallic single crystal, which can be avoided by choosing crystal orientation reasonably. In …

First-principles study of Suzuki segregation at stacking faults in disordered face-centered cubic Co-Ni alloys

D Wen, MS Titus - Acta Materialia, 2021 - Elsevier
The formation of stacking faults (SFs) observed in various metallic materials, such as Co-,
and Ni-based alloys, influence the plastic deformation and strain-induced phase …