Outstanding fracture toughness combines gigapascal yield strength in an N-doped heterostructured medium-entropy alloy

X Liu, S Zhang, H Feng, J Wang, P Jiang, H Li, F Yuan… - Acta Materialia, 2023 - Elsevier
The superior strength and toughness balance prevails in the face-centered-cubic-structured
high/medium-entropy alloys (H/MEAs) of low strength, while a gain in yield strength is …

An additively manufactured high-entropy alloy with superior wear resistance by nanoprecipitation and high density dislocations

Z Han, Z Ma, G Shen, W Zhang, J Li, Y Li, S Tong… - Tribology …, 2024 - Elsevier
Posttreatment during additive manufacturing (AM) can augment the mechanical properties of
materials, especially in the annealing regime of high-entropy alloys (HEAs). In the present …

Effect of ultrasonic impact treatment on the microstructure and properties of laser cladded CoCrFeNiMox high entropy alloy coatings

M Li, L Guo, J Li, Q Zhang, B Han, L Song - Surface and Coatings …, 2024 - Elsevier
Ultrasonic impact technology was applied to improve the property of laser cladded
CoCrFeNiMo x (x= 0, 0.25, 0.5, 0.75) high entropy alloy coatings on the surface of low …

Nano dual-phase CuNiTiNbCr high entropy alloy films produced by high-power pulsed magnetron sputtering

Y Li, C Wang, D Ma, X Zeng, M Liu, X Jiang… - Surface and Coatings …, 2021 - Elsevier
Dual-phase high entropy alloys have been proved to have the ability to overcome the
strength-ductility trade-off. However, high-entropy alloy films are difficult to obtain a dual …

Al-Co-Cr-Fe-Ni-Ti High Entropy Alloys: A Review of Microstructural and Mechanical Properties at Elevated Temperatures

A Ghasemi, AR Eivani, SM Abbasi, HR Jafarian… - Journal of Alloys and …, 2024 - Elsevier
An overview of the microstructural and mechanical properties of Al-Co-Cr-Fe-Ni-Ti high
entropy alloys (HEAs) at high temperatures is presented. With exceptional properties at high …

Degradation of the mechanical properties of NbMoTaW refractory high-entropy alloy in tension

P Kumar, X Gou, DH Cook, MI Payne, NJ Morrison… - Acta Materialia, 2024 - Elsevier
The mechanical properties of the bcc refractory high-entropy alloy (RHEA) NbMoTaW with
columnar and equiaxed microstructures and a nanoscale metal oxide layer on the grain …

The Role of Carbon in Wear Resistance of CoCrFeNiTi0.5 High-Entropy Alloy Layer

Y Zhang, W Hou, J Yu, C Chen, L Zhou - Journal of Materials Engineering …, 2024 - Springer
The influence of C do** on the phase and microstructure of CoCrFeNiTi0. 5C x high-
entropy alloy layer is revealed in this study, and C do** improves the microhardness and …

Enhanced fracture toughness in NbxTiZrHf high-entropy alloys by metastability engineering

Q Li, Y Li, N Zhang, X Xu, Y Wang, C Zhou… - Applied Physics …, 2024 - pubs.aip.org
Compositional tuning of refractory high-entropy alloys (HEAs) is a powerful strategy to
modulate their structural stability and mechanical properties. In this study, we investigate the …

Effects of deformation-induced martensitic transformation on quasi-static and dynamic compressive properties of metastable SiVCrMnFeCo high-entropy alloys

DG Kim, MC Jo, HS Kim, BJ Lee, S Lee… - Journal of Alloys and …, 2023 - Elsevier
High-entropy alloys (HEAs) utilizing a deformation-induced martensitic transformation
(DIMT) mechanism have been developed as they exhibit an excellent balance of strength …

Elastic–Plastic Fracture Toughness of Wrought Dual-Phase Non-equiatomic High-Entropy Alloy (HEA) for Structural Applications

N Meena, V Srivastava, P Srinivas, M Gajendra… - Transactions of the …, 2023 - Springer
A non-equiatomic dual-phase metastable high-entropy alloy (HEA), Fe50Mn30Co10Cr10,
with FCC-to-HCP transformation has attracted attention due to its excellent combination of …