Nanoprecipitate‐strengthened high‐entropy alloys

L Liu, Y Zhang, J Han, X Wang, W Jiang… - Advanced …, 2021 - Wiley Online Library
Multicomponent high‐entropy alloys (HEAs) can be tuned to a simple phase with some
unique alloy characteristics. HEAs with body‐centered‐cubic (BCC) or hexagonal‐close …

Inhibiting cracking and improving strength for additive manufactured AlxCoCrFeNi high entropy alloy via changing crystal structure from BCC-to-FCC

P Niu, R Li, Z Fan, P Cao, D Zheng, M Wang… - Additive …, 2023 - Elsevier
Hot cracking in laser powder bed fused (LPBF) Al x CoCrFeNi high entropy alloys (HEAs)
plague the production of high strength parts. Here we show that the body-centered cubic …

Effect of thermally induced B2 phase on the corrosion behavior of an Al0. 3CoCrFeNi high entropy alloy

ZJ Shi, ZB Wang, XD Wang, S Zhang… - Journal of Alloys and …, 2022 - Elsevier
The corrosion resistance of Al-Co-Cr-Fe-Ni high entropy alloys (HEAs) is probably affected
by B2 phases. In this paper, the effect of B2 phases on the corrosion behavior of Al 0.3 …

Additive manufacturing of in-situ strengthened dual-phase AlCoCuFeNi high-entropy alloy by selective electron beam melting

M Zhang, X Zhou, D Wang, L He, X Ye… - Journal of Alloys and …, 2022 - Elsevier
The application scope and market demand for additive-manufactured high-entropy alloys
(AM HEAs) have broadened of late. However, a long-standing problem associated with AM …

Achieving high strength and ductility in Fe50Mn25Ni10Cr15 medium entropy alloy via Al alloying

Z Jiang, R Wei, W Wang, M Li, Z Han, S Yuan… - Journal of Materials …, 2022 - Elsevier
The microstructure and tensile properties of (Fe 50 Mn 25 Ni 10 Cr 15) 100-x Al x (x= 0–8
at.%) medium-entropy alloys (MEAs) were investigated. It was found that the crystalline …

Tailoring mechanical and magnetic properties of AlCoCrFeNi high-entropy alloy via phase transformation

C Zhao, J Li, Y Liu, WY Wang, H Kou… - Journal of Materials …, 2021 - Elsevier
Phase constitutions, either changed by alloying or by phase transformation, are the key
factors to determine the magnetic and mechanical performances of high-entropy alloys …

Role of the rare-earth elements effect in transforming the oxidation behavior of AlxCoCrFeNi high entropy alloys

M Jawańska, J Dąbrowa, M Bik, G Cieślak, P Jeleń… - Corrosion …, 2023 - Elsevier
The immersion method leading to the formation of nano-dispersion of Gd 2 O 3 on the
surface of Al x (CoCrFeNi) 100− x alloys (x= 3; 6; 9) is used to improve their corrosion …

Effects of Al alloying on microstructure and mechanical properties of VCoNi medium entropy alloy

J Tian, K Tang, YK Wu, TH Cao, JB Pang… - Materials Science and …, 2021 - Elsevier
The FCC-structured medium entropy alloys (MEAs) possess excellent ductility, but their
strength is still insufficient for engineering application. In this work, the effects of aluminum …

Effect of solution and aging treatments on the microstructure and mechanical properties of dual-phase high-entropy alloy prepared by laser-powder bed fusion using …

X Zhu, S Liu, X Wang, G Wang - Additive Manufacturing, 2023 - Elsevier
Using the insufficient diffusion of the elements forming the BCC phase under rapid
solidification, a dual-phase Si-containing Al 0.4 CoCrFeNi high-entropy alloy (HEA) with a …

Thermal–Mechanical Processing and Strengthen in Al x CoCrFeNi High-Entropy Alloys

J Li, H Yang, WY Wang, H Kou, J Wang - Frontiers in Materials, 2021 - frontiersin.org
In this study high-entropy alloys (HEAs) were devised based on a new alloy design concept,
which breaks with traditional design methods for conventional alloys. As a novel alloy, HEAs …