Microstructural heterogeneity and exceptional mechanical properties in a wire-arc additively manufactured stainless steel

MM Jafarzad-Shayan, A Zarei-Hanzaki… - Materials Science and …, 2023 - Elsevier
Wire arc additive manufacturing (WAAM), thanks to the utilization of the electric arc as an
energy source and metal wire as feedstock, has become one of the most cost-effective …

Impact of uneven distribution of grain characteristics on yield strength and martensitic transformation of as-hot-rolled medium-entropy alloys

J Lee, H Park, S Son, JW Bae, JY Kim, SK Kim… - Journal of Materials …, 2024 - Elsevier
As-hot-rolled medium-entropy alloys (MEAs) with unevenly distributed grain sizes of face-
centered cubic grains exhibit better yield strength without uniform elongation loss compared …

Corrosion resistance and passive film stability of laser direct energy deposited TiVZrNbAl lightweight multi-principal element alloy

X Li, J Yuan, K Lu, K Chong, L Liu, Z Zhang, Y Chen… - Corrosion …, 2024 - Elsevier
This work reports the corrosion behaviour of a novel laser direct energy deposited Ti 45 V 30
Zr 12 Nb 12 Al 1 lightweight multi-principal element alloy (MPEA) in a 0.6 M NaCl solution …

Tuning the grain and domain sizes to achieve superior room-temperature tensile ductility in a B2-ordered refractory Al15Nb40Ti40V5 medium-entropy alloy

N Yurchenko, E Panina, A Tojibaev, V Novikov… - Materials Science and …, 2023 - Elsevier
Herein, we showed that the grain size, rather than the domain size, controlled room-
temperature properties of a B2-ordered refractory Al 15 Nb 40 Ti 40 V 5 medium-entropy …

[HTML][HTML] Stacking ensemble learning assisted design of Al-Nb-Ti-V-Zr lightweight high-entropy alloys with high hardness

Q Chen, Z He, Y Zhao, X Liu, D Wang, Y Zhong, C Hu… - Materials & Design, 2024 - Elsevier
To improve the accuracy and efficiency of machine learning models in predicting and
designing the mechanical properties and designing of lightweight high-entropy alloys, we …

Combined effect of silicon doping and thermal treatment on microstructures and mechanical properties of Ti50Nb20V20Al10 refractory high-entropy alloy

Z Li, J Pang, H Liu, Z Zhu, L Zhang, A Wang… - Journal of Alloys and …, 2024 - Elsevier
This study investigates the effects of Si doping and thermal treatment on the microstructures
and mechanical properties of Ti 50 Nb 20 V 20 Al 10 refractory high-entropy alloy (RHEA) …

Abnormal mechanochemical effect in ultraprecision machining of an additively manufactured precipitation-strengthened high-entropy alloy

L Xu, Y Bai, Y Guo, C Ren, X Tan, Y Jia, G Wang… - Journal of Materials …, 2024 - Elsevier
Recently, researchers have explored the use of precipitation strengthening and finer
microstructures with high-density dislocations in additive manufacturing to produce high …

[HTML][HTML] Enhanced strength of additively manufactured Ti–6Al–4V alloy through multistage strain hardening

B Yin, J Huang, W Xie, J Wang, S Xu, Z Li - Journal of Materials Research …, 2023 - Elsevier
Titanium alloys fabricated by wire and arc additive manufacturing (WAAM) are prone to
produce defects with coarse intracrystalline α lamellae, continuous grain boundary of α …

Designing complex concentrated alloys with quantum machine learning and language modeling

Z Pei, Y Gong, X Liu, J Yin - Matter, 2024 - cell.com
Designing novel complex concentrated alloys (CCAs) is an essential topic in materials
science. However, due to the complicated high-dimensional component-property …

[HTML][HTML] Enhancing strength and ductility in Fe–20Mn–9Al-1.5 C austenitic low-density steels through Ni and Cr alloying synergy adding

Y Zhou, L Xiao, X Li, X Wan, L Xu, X Deng… - Journal of Materials …, 2024 - Elsevier
In this investigation, a Fe–20Mn–9Al-1.5 C lightweight austenitic steel has been developed
through strategic alloying with Ni and Cr elements coupled with the employment of a thermo …