Homogeneous shear-driven reversible α-to-α ″phase transformation and superelasticity of titanium investigated by molecular dynamics simulations

Y Li, JH Li, BX Liu - Acta Materialia, 2015 - Elsevier
Shear is one of the most fundamental deformation modes in solid-state phase transitions
and greatly influences the transformation process and mechanism. We employed molecular …

Phase transformation mediated anomalous plasticity of titanium under severe loading conditions

T Li, H Zong - International Journal of Mechanical Sciences, 2023 - Elsevier
Titanium (Ti) with ω phase is always considered brittle and non-deformable. Therefore, little
is known of the role of ω phase in the anomalously high plasticity of titanium alloys …

Transformation-induced plasticity in omega titanium

AH Zahiri, J Ombogo, T Ma, P Chakraborty… - Journal of Applied …, 2021 - pubs.aip.org
ω-titanium (Ti) is a high-pressure phase that is conventionally perceived to be brittle and
nondeformable, although direct investigations of its deformation process remain scarce. In …

Anisotropic shock response of titanium: Reorientation and transformation mechanisms

H Zong, T Lookman, X Ding, SN Luo, J Sun - Acta materialia, 2014 - Elsevier
We investigate shock-induced phase transformations in titanium (α-Ti) single crystals
induced by shock loading along the [0 0 0 1],[1 0 1¯ 0] and [1 2 1¯ 0] directions using …

[HTML][HTML] Deciphering the microstructural evolution and adiabatic shearing behavior of the titanium alloy with stress-induced ω phase transformation during dynamic …

K Chen, Q Fan, L Yang, J Yao, S Xu, W Lei, Y Gao - Materials & Design, 2022 - Elsevier
Metastable β titanium alloys are attracting great interest due to their intricate plastic
deformation mechanisms. In this work, a novel metastable β titanium alloy Ti-6Mo-3.5 Cr-1Zr …

Phase transformations in Titanium: Anisotropic deformation of ω phase

H Zong, D Xue, X Ding, T Lookman - Journal of Physics …, 2014 - iopscience.iop.org
We study the plastic deformation of the ω phase which is obtained when Titanium
undergoes a phase transformation under pressure. We perform molecular dynamics …

Direct observations of dynamic and reverse transformation of Ti-6Al-4V alloy and pure titanium

B Guo, H Chen, Y Chong, W Mao, S Harjo, W Gong… - Acta Materialia, 2024 - Elsevier
This paper focused on the characterization and mechanism of the dynamic transformation
from the alpha to beta phase during the hot deformation of Ti-6Al-4V alloy and pure titanium …

Strain-rate effect on plasticity and ω-phase transformation in single crystal titanium: A molecular dynamics study

S Rawat, S Chaturvedi - Mechanics of Materials, 2020 - Elsevier
We employ molecular dynamics simulations to investigate the role of applied strain rate on
plasticity (twinning and dislocation slip) and ω-phase transformation in single crystal titanium …

Molecular dynamics simulation of the behavior of titanium under high-speed deformation

IV Nelasov, AI Kartamyshev, AO Boev… - … and Simulation in …, 2021 - iopscience.iop.org
We present molecular dynamics simulation to study the α–ω phase transformation in
titanium under different conditions simulating high-energy impacts. We employed the …

Molecular dynamic simulations of the martensitic transformation for the dual-phase structure and dislocation activities in Ti80 alloys

P Wang, Y Cao, D Zhou, M Li, K Jiang, H Zhou… - Mechanics of …, 2023 - Elsevier
Titanium alloy (Ti alloy) has been widely used in various industry areas and attracted
extensive attentions due to their excellent properties. In this work, the martensitic …