Recent progress with BCC-structured high-entropy alloys

F Liu, PK Liaw, Y Zhang - Metals, 2022 - mdpi.com
High-entropy alloys (HEAs) prefer to form single-phase solid solutions (body-centered cubic
(BCC), face-centered cubic (FCC), or hexagonal closed-packed (HCP)) due to their high …

A perspective on corrosion of multi-principal element alloys

N Birbilis, S Choudhary, JR Scully… - npj Materials …, 2021 - nature.com
Metallic alloys are critical to essentially all advanced technologies and engineered systems.
The well-documented impact of corrosion (and oxidation) of alloys, remains a significant …

Corrosion and passive behavior of AlxCrFeNi3− x (x= 0.6, 0.8, 1.0) eutectic high entropy alloys in chloride environment

Q Zhao, Z Pan, X Wang, H Luo, Y Liu, X Li - Corrosion Science, 2022 - Elsevier
The corrosion and passive behavior of the as-cast Al x CrFeNi 3− x (x= 0.6, 0.8, 1.0 in molar
ratio) high entropy alloys in 3.5 wt% NaCl solution at room temperature was investigated by …

Electrochemical behavior and passivation film characterization of TiZrHfNb multi-principal element alloys in NaCl-containing solution

Y Zhang, Z Wang, S Huang, H Liu, Y Yan - Corrosion Science, 2024 - Elsevier
In this work, the electrochemical behavior and passivation film characteristics of a TiZrHfNb
multi-principal element alloy (MPEA) with an equal atomic ratio in Cl− solution were studied …

Why CoCrFeMnNi HEA could not passivate in chloride solution?–A novel strategy to significantly improve corrosion resistance of CoCrFeMnNi HEA by N-alloying

H Feng, HB Li, J Dai, Y Han, JD Qu, ZH Jiang, Y Zhao… - Corrosion …, 2022 - Elsevier
This work elaborated the underlying mechanism for the non-passivation of CoCrFeMnNi
HEA in chloride solution based on the dissolution-diffusion-deposition model. A novel N …

Cooperative effect of Cr and Al elements on passivation enhancement of eutectic high-entropy alloy AlCoCrFeNi2. 1 with precipitates

X Duan, T Han, X Guan, Y Wang, H Su, K Ming… - Journal of Materials …, 2023 - Elsevier
In conventional corrosion-resistant alloys, precipitation usually reduces corrosion resistance
severely by weakening passive films locally. In this work, we found that the aging-treated …

Corrosion resistant nanostructured eutectic high entropy alloy

S Shuang, ZY Ding, D Chung, SQ Shi, Y Yang - Corrosion Science, 2020 - Elsevier
In this work, we developed a nanostructured eutectic high entropy alloy (EHEA) of
composition FeCrNiCoNb 0.5 (atomic%). Due to the formation of a compact amorphous high …

Study of the surface oxides and corrosion behaviour of an equiatomic CoCrFeMnNi high entropy alloy by XPS and ToF-SIMS

L Wang, D Mercier, S Zanna, A Seyeux… - Corrosion …, 2020 - Elsevier
XPS and ToF-SIMS analysis have been combined with electrochemical measurements to
determine the corrosion behavior of the equiatomic CoCrFeMnNi high entropy alloy. An XPS …

[HTML][HTML] Wear and corrosion properties of B4C-added CoCrNiMo high-entropy alloy coatings with in-situ coherent ceramic

D Jiang, H Cui, H Chen, X Zhao, G Ma, X Song - Materials & Design, 2021 - Elsevier
In this study, a coherent ceramic strengthening wear-corrosion resistant CoCrNiMo high
entropy alloy coating was successfully fabricated on 304 stainless steel (304ss) by laser …

Effect of Mo addition on microstructural evolution and corrosion behaviors of AlCrFeNi3 eutectic high-entropy alloy

J Wang, H Jiang, W **e, X Kong, S Qin, H Yao, Y Li - Corrosion Science, 2024 - Elsevier
The microstructural evolution and corrosion performance in chloride environments of as-cast
AlCrFeNi 3 Mo x (x= 0, 0.1, 0.2, 0.3, and 0.4 in molar ratio) high-entropy alloys (HEAs) were …