Twinning-induced plasticity (TWIP) steels

BC De Cooman, Y Estrin, SK Kim - Acta Materialia, 2018 - Elsevier
This article reviews original work and important new developments in the field of
deformation behavior of high manganese face-centered cubic γ-Fe alloys. Owing to their …

Revisiting stacking fault energy of steels

A Das - Metallurgical and materials transactions A, 2016 - Springer
The stacking fault energy plays an important role in the transition of deformation
microstructure. This energy is strongly dependent on the concentration of alloying elements …

[HTML][HTML] Ab initio study of the effect of interstitial alloying on the intrinsic stacking fault energy of paramagnetic γ-Fe and austenitic stainless steel

F Niessen, W Li, KV Werner, S Lu, L Vitos, M Villa… - Acta Materialia, 2023 - Elsevier
Intrinsic stacking fault energy (SFE) values of γ-Fe and AISI 304 austenitic stainless steels
were determined as a function of carbon and nitrogen content using ab initio calculations. In …

Temperature effect on deformation mechanisms and mechanical properties of a high manganese C+ N alloyed austenitic stainless steel

L Mosecker, DT Pierce, A Schwedt… - Materials Science and …, 2015 - Elsevier
Recently developed high-manganese stainless Fe–Cr–Mn–CN steels exhibit an exceptional
combination of strength and ductility and show great promise for structural applications …

Simultaneous improvement of strength and plasticity: Nano-twin construction for a novel high-nitrogen TWIP steel

S Lu, Q Wang, T Yao, H Feng, M Gao, T Xi, H Li… - International Journal of …, 2024 - Elsevier
For metallic materials, an increase in strength generally results in a decrease in plasticity,
and the simultaneous improvement of strength and plasticity (SISP) has been a hot but …

Role of magnetic ordering for the design of quinary TWIP-TRIP high entropy alloys

X Wu, Z Li, Z Rao, Y Ikeda, B Dutta, F Körmann… - Physical Review …, 2020 - APS
We reveal the impact of magnetic ordering on stacking fault energy (SFE) and its influence
on the deformation mechanisms and mechanical properties in a class of nonequiatomic …

Composition-dependent transformation-induced plasticity in Co-based complex concentrated alloys

HS Oh, M Xu, S Wei, FF Worsnop, JM LeBeau… - Acta Materialia, 2024 - Elsevier
While the mechanically-induced martensitic transformation and transformation-induced
plasticity (TRIP) effects have various known benefits, transformation of blocky martensite can …

High Mn TWIP steel and medium Mn steel

BC De Cooman - Automotive steels, 2017 - Elsevier
Steels have plasticity-enhancing mechanisms which are not yet fully exploited in automotive
applications. These mechanisms are not yet fully understood and their activation during …

Combined effect of interstitial-substitutional elements on dislocation dynamics in nitrogen-added austenitic stainless steels

Y Kawahara, S Kobatake, K Kaneko, T Sasaki… - scientific reports, 2024 - nature.com
Combined addition of interstitial-substitutional elements has been acknowledged to
contribute to the increase in the strengths of steels. For further improvements in mechanical …

Stacking fault energy prediction for austenitic steels: thermodynamic modeling vs. machine learning

X Wang, W Xiong - Science and technology of advanced materials, 2020 - Taylor & Francis
Stacking fault energy (SFE) is of the most critical microstructure attribute for controlling the
deformation mechanism and optimizing mechanical properties of austenitic steels, while …