Modelling of the diffusional austenite-ferrite transformation

M Militzer, C Hutchinson, H Zurob… - International …, 2023 - journals.sagepub.com
The austenite-ferrite transformation is the key metallurgical tool to tailor properties of low
alloyed steels and remains an active area of research. Models have yet to be developed …

A molecular dynamics study of laser melting of densely packed stainless steel powders

K Peng, H Huang, H Xu, Y Kong, L Zhu, Z Liu - International Journal of …, 2023 - Elsevier
Understanding the microstructure evolution mechanism of certain alloys during the laser
based directed energy deposition (L-DED) process is key to reaching the goal of adjusting …

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 …

Different evolutions of the microstructure, texture, and mechanical performance during tension and compression of 316L stainless steel

M El-Tahawy, P Jenei, T Kolonits, G Han… - … Materials Transactions A, 2020 - Springer
The tensile and compressive behaviors of 316L stainless steel at room temperature were
compared. The differences between the stress–strain responses during tension and …

Role of planar faults in martensite formation in nano-polycrystalline iron by molecular dynamics simulation

S Karewar, J Hidalgo, J Sietsma… - Journal of Materials …, 2022 - Springer
The martensitic transformation in pure Fe and its alloys has been studied over many
decades. Several theoretical models have been proposed to describe the atomic motion that …

Complexity of deformation mechanism in neutron-irradiated 304L austenitic stainless steel at microstructural scale

N Bibhanshu, MN Gussev, TM Rosseel - Materials Characterization, 2021 - Elsevier
The deformation mechanisms of neutron-irradiated 304 L stainless steel have been
investigated using the in-situ electron backscattered diffraction (EBSD) technique. To …

Role of interface morphology on the martensitic transformation in pure Fe

PK Tripathi, S Karewar, YC Lo, S Bhowmick - Materialia, 2021 - Elsevier
Using classical molecular dynamics simulations, we study austenite to ferrite phase
transformation in iron, focusing on the role of interface morphology. We compare two …

Temperature dependent partitioning mechanisms and its associated microstructural evolution in a CMnSiAl quenching and partitioning (Q&P) steel

N Maheswari, M Amirthalingam, A Schwedt… - Materials Today …, 2021 - Elsevier
The effect of temperature (350° C¡ MS¡ 450° C) on the partitioning mechanisms and the final
microstructure evolution in a CMnSiAl quenching and partitioning (Q&P) steel was …

α↔ γ phase transformation in iron: comparative study of the influence of the interatomic interaction potential

J Meiser, HM Urbassek - … and Simulation in Materials Science and …, 2020 - iopscience.iop.org
Only few available interatomic interaction potentials implement the α↔ γ phase
transformation in iron by featuring a stable low-temperature bcc and high-temperature fcc …