The role of interstitial constituents in refractory complex concentrated alloys

CH Belcher, BE MacDonald, D Apelian… - Progress in Materials …, 2023 - Elsevier
To meet the growing demand for transportation and energy consumption around the world,
more efficient turbine engines and power generators with higher operating temperatures are …

Enhanced fatigue resistance and fatigue-induced substructures in an additively manufactured CoCrNi medium-entropy alloy treated by ultrasonic surface rolling …

X Chen, T Lu, N Yao, H Chen, B Sun, Y Xie… - International Journal of …, 2023 - Elsevier
There is a significant need to elucidate the underlying mechanisms of cyclic plastic damage
mechanism for additively manufactured materials and develop effective surface modification …

[HTML][HTML] Impacts of chemical short-range orders on nanotribological properties of CrCoNi medium-entropy alloy at room and cryogenic temperatures

J Zhang, G Deng, W Li, L Su, X Liu, T Ma, L Gao - Tribology International, 2024 - Elsevier
Presence of chemical short-range orders (SROs) had a great impact on the property-
structure relationships of high/medium-entropy alloys (H/MEAs), but its influence on the …

Investigating the strengthening and deformation behavior of B2-strengthened high entropy alloys with high Co and Al contents

XS Liu, PF Yu, R Li, AX Li, SB Yu, MH Jiang… - Materials Science and …, 2023 - Elsevier
A never-ending challenge for materials scientists is to design alloys with excellent strength-
ductility combinations. Here, a systematic study on B2 precipitation and mechanical …

Chemical short-range order dependence of micromechanical behavior in CoCrNi medium-entropy alloy studied by atomic simulations

Y Liu, H Zhang, Y Yang, L Sun, X Zhao, HL Yan… - Journal of Alloys and …, 2023 - Elsevier
Chemical short-range order (CSRO) is a typical microstructural characteristic commonly
found in multi-principal element alloys (MPEAs). For MPEAs with the face-centered cubic …

Strange metallicity and magnetic order in the CoNi (Cr/V) medium-entropy alloy system

F Mustafa, M Egilmez, W Abuzaid, S El-Khatib… - Materials, 2023 - mdpi.com
CoNiCr is a prototypical example of topical multi-principle element alloys with superior
cryogenic and high-temperature mechanical strength, corrosion, oxidation resistance, and …

Suppressing hydrogen embrittlement of a CrCoNi medium-entropy alloy by triggering co-segregation of carbon, boron, and Cr

CD Ding, ZB Jiao, JH Luan, BB Xu, R Li, BX Cao… - Corrosion …, 2024 - Elsevier
The CrCoNi medium-entropy alloy has drawn extensive attention due to its outstanding
mechanical properties, yet it suffers severe gaseous hydrogen embrittlement (HE). Here we …

Short-range order and local distortions in entropy stabilized oxides

SS Aamlid, S Mugiraneza… - Chemistry of …, 2024 - ACS Publications
An idealized high entropy oxide is characterized by perfect chemical disorder and perfect
positional order. In this work, we investigate the extent to which short-range order (SRO) and …

Effect of strain rate on compressive behavior and deformation mechanism of CoCrNi medium entropy alloy fabricated via cold spray additive manufacturing

BT Mengiste, A Arab, Y Guo, Y Lei, X Li, P Chen… - Journal of Alloys and …, 2024 - Elsevier
The equiatomic CoCrNi medium entropy alloy (MEA) has shown better mechanical
properties than many MEAs and high entropy alloys (HEAs) at room temperatures. However …

Accelerated prediction of stacking fault energy in FCC medium entropy alloys using multilayer perceptron neural networks: correlation and feature analysis

S Mahato, NP Gurao, K Biswas - Modelling and Simulation in …, 2024 - iopscience.iop.org
A multilayer perceptron neural networks (MLPNN) model is developed for robust and quick
prediction of stacking fault energy (SFE) to overcome the challenges faced in the calculation …