Current state of Fe-Mn-Al-C low density steels

S Chen, R Rana, A Haldar, RK Ray - Progress in Materials Science, 2017 - Elsevier
Abstract Fe-Mn-Al-C steels, previously developed in the 1950s for replacing Fe-Cr-Ni steels,
are currently generating a lot of interest with potential applications for structural parts in the …

Current challenges and opportunities in microstructure-related properties of advanced high-strength steels

D Raabe, B Sun, A Kwiatkowski Da Silva… - … Materials Transactions A, 2020 - Springer
This is a viewpoint paper on recent progress in the understanding of the microstructure–
property relations of advanced high-strength steels (AHSS). These alloys constitute a class …

Hierarchical crack buffering triples ductility in eutectic herringbone high-entropy alloys

P Shi, R Li, Y Li, Y Wen, Y Zhong, W Ren, Z Shen… - Science, 2021 - science.org
In human-made malleable materials, microdamage such as cracking usually limits material
lifetime. Some biological composites, such as bone, have hierarchical microstructures that …

A mechanically strong and ductile soft magnet with extremely low coercivity

L Han, F Maccari, IR Souza Filho, NJ Peter, Y Wei… - Nature, 2022 - nature.com
Soft magnetic materials (SMMs) serve in electrical applications and sustainable energy
supply, allowing magnetic flux variation in response to changes in applied magnetic field, at …

A novel dual-heterogeneous-structure ultralight steel with high strength and large ductility

X Geng, J Gao, Y Huang, S Wang, Y Zhang, G Wu… - Acta Materialia, 2023 - Elsevier
A dual-heterogeneous structure with bimodal grain size distributions of both austenite and
B2 phase was developed in a novel ultralight steel by a simple rolling and annealing …

High stress twinning in a compositionally complex steel of very high stacking fault energy

Z Wang, W Lu, F An, M Song, D Ponge… - Nature …, 2022 - nature.com
Deformation twinning is rarely found in bulk face-centered cubic (FCC) alloys with very high
stacking fault energy (SFE) under standard loading conditions. Here, based on results from …

Ultrastrong medium‐entropy single‐phase alloys designed via severe lattice distortion

SS Sohn, A Kwiatkowski da Silva, Y Ikeda… - Advanced …, 2019 - Wiley Online Library
Severe lattice distortion is a core effect in the design of multiprincipal element alloys with the
aim to enhance yield strength, a key indicator in structural engineering. Yet, the yield …

On the strength and fracture toughness of an additive manufactured CrCoNi medium-entropy alloy

P Kumar, M Michalek, DH Cook, H Sheng, KB Lau… - Acta Materialia, 2023 - Elsevier
An additively manufactured (nominally equiatomic) CrCoNi alloy was processed by laser
powder bed fusion (LPBF). At ambient temperatures (298 K), this medium-entropy alloy …

Dynamic recrystallization mechanisms of as-forged Al–Zn–Mg-(Cu) aluminum alloy during hot compression deformation

H Li, Y Huang, Y Liu - Materials Science and Engineering: A, 2023 - Elsevier
The thermal deformation behavior of as-forged Al–Zn–Mg-(Cu) aluminum alloy at strain rate
0.001–1 s− 1, temperature 663–783 K and deformation degree 0–60% was studied by …

A TRIP-assisted dual-phase high-entropy alloy: grain size and phase fraction effects on deformation behavior

Z Li, CC Tasan, KG Pradeep, D Raabe - Acta Materialia, 2017 - Elsevier
We present a systematic microstructure oriented mechanical property investigation for a
newly developed class of transformation-induced plasticity-assisted dual-phase high …