On the low-cycle fatigue behavior of a multi-phase high entropy alloy with enhanced plasticity

A Radi, S Sajadifar, SV Seyedmohammadi… - International Journal of …, 2023 - Elsevier
A multi-phase non-equiatomic FeCrNiMnCo high entropy alloy (HEA) was fabricated using
vacuum induction melting. Thermo-mechanical treatments consisting of cold rolling and …

[HTML][HTML] Atomic simulation study of the factors affecting nucleation in deformation-induced martensitic transformation in grains and at grain boundaries in pure iron

T Shimokawa, K Fujii, T Niiyama - Acta Materialia, 2024 - Elsevier
Molecular dynamics simulations were performed to investigate the dominant factors affecting
the nucleation in deformation-induced martensitic transformation in grains and at grain …

Martensitic transformation pathways and crystallographic orientation relationships in steel

TW Liu, XL Wu - Journal of Materials Science & Technology, 2024 - Elsevier
Martensite is one of the most important structures determining the ability to tailor the
performance of steel and several other engineering materials. In previous studies, the face …

On the development of a novel multi-phase high entropy alloy with transformation-induced plasticity effect

A Radi, P Asghari-Rad, HS Kim, GG Yapici - Journal of Alloys and …, 2022 - Elsevier
In the present work, microstructural evolution, and mechanical behavior of a novel high
entropy alloy (HEA) are investigated through thermo-mechanical processing. The …

Molecular dynamics simulation of vacancy and void effects on strain-induced martensitic transformations in Fe-50 at.% Ni model concentrated solid solution alloy

C Yang, Y Pachaury, A El-Azab, J Wharry - Scripta Materialia, 2022 - Elsevier
Strain-induced martensitic transformations can improve the strength and ductility of some
face centered cubic (FCC) metals and alloys. Irradiation-induced defects such as vacancies …

The effect of nanopores on the mechanism of martensitic transformation in pure iron during the heating-cooling cycle: A molecular dynamics study

Q Li, C Wang, B Liu, L Yang, R Ma, F Han… - Materials Today …, 2023 - Elsevier
Numerous molecular dynamics (MD) simulations have been performed to investigate the
effect of the nanopores on the martensitic transformation (MT) of pure iron (Fe) during the …

[HTML][HTML] Fundamental study of nonclassical nucleation mechanisms in iron

X Ou, J Sietsma, MJ Santofimia - Acta Materialia, 2022 - Elsevier
Nucleation is the re-arrangement of a small number of atoms in the structure of a material
leading to a new phase. According to the classical nucleation theory, a nucleus will grow if …

High-pressure phase transition in 3-D printed nanolamellar high-entropy alloy by imaging and simulation insights

AD Pope, W Chen, H Chen, P Cao, A Yeghishyan… - Scientific Reports, 2024 - nature.com
We report on the high-resolution imaging and molecular dynamics simulations of a 3D-
printed eutectic high-entropy alloy (EHEA) Ni40Co20Fe10Cr10Al18W2 consisting of …

Atomistic simulation of martensitic transformations induced by deformation of α-Fe single crystal during the mode-I fracture

Z Wang, X Shi, XS Yang, W He, SQ Shi… - Journal of Materials …, 2021 - Springer
Deformation-induced martensitic transformations (DIMTs) have been widely observed in iron
and ferroalloys under various mechanical loading conditions, thereby showing extreme …

Positioning of interstitial carbon atoms in the deformed Fe-C system

Y Yang, X Ou, H Zhang, M Song - Materials Today Communications, 2023 - Elsevier
As a principal alloying element, carbon plays a key role in enhancing the mechanical
properties of steels. Understanding the interstitial sites occupied by carbon atoms is crucially …