FCC-BCC phase transformation induced simultaneous enhancement of tensile strength and ductility at high strain rate in high-entropy alloy

YC Wu, JL Shao - International Journal of Plasticity, 2023 - Elsevier
FCC-BCC phase transformation-induced plasticity (TRIP) has been extensively studied in
high-entropy alloys (HEAs) to customize their mechanical properties through …

Atomic-scale analysis of mechanical and wear characteristics of AlCoCrFeNi high entropy alloy coating on Ni substrate

DQ Doan, VH Nguyen, TV Tran, MT Hoang - Journal of Manufacturing …, 2023 - Elsevier
High entropy alloys (HEAs) are potential materials for coating due to their high hardness and
wear resistance. This study builds molecular dynamics models to explore the mechanical …

Achieving excellent elevated-temperature mechanical properties in dual-phase high-entropy alloys via nanoscale co-precipitation and heterostructure engineering

MC Niu, S Qiu, Q Yu, W Li, SZ Zhang, JM Guo, JH Luan… - Acta Materialia, 2024 - Elsevier
Eutectic high-entropy alloys (EHEAs) have favorable mechanical properties at room
temperature but limited strength at elevated temperatures. Here we report a novel approach …

Microstructure evolution and mechanical properties of atmosphere plasma sprayed AlCoCrFeNi high-entropy alloy coatings under post-annealing

L Wang, F Zhang, S Yan, G Yu, J Chen, J He… - Journal of Alloys and …, 2021 - Elsevier
In this work, atmosphere plasma spraying (APS) was employed to fabricate thick
AlCoCrFeNi high entropy alloy (HEA) coatings from commercial HEA powders. Effects of …

Optimizing corrosion resistance of equiatomic AlCoCrFeNi high entropy alloys via heat treatment

XH Gu, QY Huang, JB Chen, HS Hu, QQ Sun… - Journal of Alloys and …, 2023 - Elsevier
In order to modify the mechanical and magnetic characteristics of high-entropy alloys
(HEAs), phase transformation has been extensively studied. However, the impact of phase …

The phase composition characteristics of AlCoCrFeNi high entropy alloy heat-treated by simple normalizing treatment and its effects on mechanical properties

X Zhang, L Liu, K Yao, K Duan, F Wu, R Zhao… - Journal of Alloys and …, 2022 - Elsevier
The AlCoCrFeNi high entropy alloy (HEA) has been regarded as a potential candidate for
refractory material due to its uniqueness, and its brittleness can be tuned by heat treatment …

Bulk and grain boundary tracer diffusion in multiphase AlCoCrFeNiTi0. 2 compositionally complex alloy

R Li, B Bian, G Wilde, Y Zhang, SV Divinski - Acta Materialia, 2023 - Elsevier
Tracer self-diffusion of Co in a compositionally complex AlCoCrFeNiTi 0.2 alloy is measured
using the radiotracer technique. The complex multi-phase microstructure (a mixture of BCC …

High temperature oxidation behavior of atmosphere plasma sprayed AlCoCrFeNi high-entropy alloy coatings

F Zhang, L Wang, S Yan, G Yu, J Chen, F Yin - Materials Chemistry and …, 2022 - Elsevier
In this work, AlCoCrFeNi high-entropy alloy (HEA) coating was prepared by atmosphere
plasma spraying (APS) and the oxidation behavior at 800, 900, 1000° C was studied. A new …

Revealing the phase-transformation path in a FeCoNiSnx eutectic high entropy alloy system by crystallographic orientation relationships

J Zhang, D Cui, X Li, Y He, H Wang, W Liu - Journal of Materials Science & …, 2023 - Elsevier
High entropy alloys are the focus of current research. An accurate description of their phase-
transformation path, however, is a challenge when their phase constituent and …

Improving the mechanical properties of high-entropy alloys via germanium addition: a focused review

A Kalhor, MJ Sohrabi, H Mirzadeh, MZ Aghdam… - Journal of Alloys and …, 2024 - Elsevier
Recent research efforts have focused on developing novel high-entropy alloys (HEAs) with
exceptional mechanical properties through strategic metalloid alloying. Among metalloids …