Nanomaterials by severe plastic deformation: review of historical developments and recent advances

K Edalati, A Bachmaier, VA Beloshenko… - Materials Research …, 2022 - Taylor & Francis
Severe plastic deformation (SPD) is effective in producing bulk ultrafine-grained and
nanostructured materials with large densities of lattice defects. This field, also known as …

High‐entropy alloys: potential candidates for high‐temperature applications–an overview

S Praveen, HS Kim - Advanced Engineering Materials, 2018 - Wiley Online Library
Multi‐principal elemental alloys, commonly referred to as high‐entropy alloys (HEAs), are a
new class of emerging advanced materials with novel alloy design concept. Unlike the …

Mechanical properties, microstructure and thermal stability of a nanocrystalline CoCrFeMnNi high-entropy alloy after severe plastic deformation

B Schuh, F Mendez-Martin, B Völker, EP George… - Acta Materialia, 2015 - Elsevier
An equiatomic CoCrFeMnNi high-entropy alloy (HEA), produced by arc melting and drop
casting, was subjected to severe plastic deformation (SPD) using high-pressure torsion. This …

High-entropy Al0. 3CoCrFeNi alloy fibers with high tensile strength and ductility at ambient and cryogenic temperatures

D Li, C Li, T Feng, Y Zhang, G Sha, JJ Lewandowski… - Acta Materialia, 2017 - Elsevier
High-entropy alloys (HEAs) are multi-component systems based on novel alloy composition
designs with entropy maximization. They feature an array of unique mechanical properties …

Microstructure and strengthening mechanisms in an FCC structured single-phase nanocrystalline Co25Ni25Fe25Al7. 5Cu17. 5 high-entropy alloy

Z Fu, W Chen, H Wen, D Zhang, Z Chen, B Zheng… - Acta Materialia, 2016 - Elsevier
We report on a study of the design, phase formation, microstructure, mechanical behavior
and strengthening mechanisms of a novel single-phase Co 25 Ni 25 Fe 25 Al 7.5 Cu 17.5 …

Optimizing the coupled effects of Hall-Petch and precipitation strengthening in a Al0. 3CoCrFeNi high entropy alloy

B Gwalani, V Soni, M Lee, SA Mantri, Y Ren… - Materials & Design, 2017 - Elsevier
A successful demonstration of applying integrated strengthening using Hall-Petch
strengthening (grains size effect) and precipitation strengthening is shown in the fcc based …

Research progress on high entropy alloys and high entropy derivatives as OER catalysts

Z Wang, J You, Y Zhao, R Yao, G Liu, J Lu… - Journal of Environmental …, 2023 - Elsevier
High entropy alloys are made by mixing five or more elements at equal or nearly equal
atomic ratios. They have demonstrated significant interests in many fields. However, due to …

Oxidation behavior of arc melted AlCoCrFeNi multi-component high-entropy alloys

TM Butler, ML Weaver - Journal of Alloys and Compounds, 2016 - Elsevier
Multi-component, high-entropy alloys (HEAs) are being investigated as potential alternatives
for high temperature structural materials due to their reported high symmetry crystal …

Abundant polymorphic transitions in the Al0. 6CoCrFeNi high-entropy alloy

L Wang, F Zhang, Z Nie, F Wang, B Wang, S Zhou… - Materials Today …, 2019 - Elsevier
Polymorphism and polymorphic transitions are attracting considerable interest because of
their significant effect on the phase stability, switchable properties, and the atomic …

Effect of annealing on mechanical properties of a nanocrystalline CoCrFeNiMn high-entropy alloy processed by high-pressure torsion

H Shahmir, J He, Z Lu, M Kawasaki… - Materials Science and …, 2016 - Elsevier
A CoCrFeNiMn high-entropy alloy (HEA) was processed by high-pressure torsion (HPT)
under 6.0 GPa pressure up to 10 turns at room temperature. It is shown that there is a …