Microstructural, mechanical and wear behavior of HVOF and cold-sprayed high-entropy alloys (HEAs) coatings

A Silvello, P Cavaliere, S Yin, R Lupoi… - Journal of Thermal …, 2022 - Springer
HEAs powders, unlike standard alloys which contain one or two base elements, are new
alloys that contain multiple elements in the same quantity. These materials have outstanding …

Friction stir based welding, processing, extrusion and additive manufacturing

FC Liu, AH Feng, X Pei, Y Hovanski, RS Mishra… - Progress in Materials …, 2024 - Elsevier
Friction stir welding and processing enabled the creation of stronger joints, novel ultrafine-
grained metals, new metal matrix composites, and multifunctional surfaces at user-defined …

Additive friction stir deposition: a deformation processing route to metal additive manufacturing

HZ Yu, RS Mishra - Materials Research Letters, 2021 - Taylor & Francis
As the forging counterpart of fusion-based additive processes, additive friction stir deposition
offers a solid-state deformation processing route to metal additive manufacturing, in which …

[HTML][HTML] Mapping hierarchical and heterogeneous micromechanics of a transformative high entropy alloy by nanoindentation and machine learning augmented …

A Dhal, RS Haridas, P Agrawal, S Gupta, RS Mishra - Materials & Design, 2023 - Elsevier
Conventional macromechanical tests provide limited insights into complex hierarchical
deformation behavior of a transformative high entropy alloy (HEA). In this work, a high …

The morphology and characteristics evolution of MC carbide during homogenization in hard-to-deform superalloy GH4975

H Jiang, X Xiang, J Dong - Journal of Alloys and Compounds, 2022 - Elsevier
Microstructure control of hard-to-deform nickel-base superalloy with high content of γ′
phase is a hot topic, while the characteristic of MC carbide is often ignored. In present work …

Investigation of hardness, wear and magnetic properties of NiCoCrFeZrx HEA prepared through mechanical alloying and spark plasma sintering

P Moazzen, MR Toroghinejad, T Zargar… - Journal of Alloys and …, 2022 - Elsevier
In this work, the effect of the addition of Zirconium on the microstructure, hardness, wear
behavior and magnetic properties of NiCoCrFe High Entropy Alloy (HEA) was investigated …

[HTML][HTML] Investigating the elastic modulus and hardness properties of a high entropy alloy coating using nanoindentation

M Dada, P Popoola, N Mathe, S Adeosun… - International Journal of …, 2021 - Elsevier
Using a focused ion beam TTX-NHT3 Nanoindentation tester with a load of 500 mN, we
study the micromechanical properties of laser-deposited AlCoCrFeNiCu high entropy alloy …

Investigating the deformation mechanisms of a highly metastable high entropy alloy using in-situ neutron diffraction

M Frank, Y Chen, SS Nene, S Sinha, K Liu, K An… - Materials Today …, 2020 - Elsevier
The present study correlates the effect of enhanced metastability on both the well-
understood γ-fcc stacking fault energy (SFE) and deformation mechanisms in the ε-hcp …

On the evolving nature of c/a ratio in a hexagonal close-packed epsilon martensite phase in transformative high entropy alloys

S Sinha, SS Nene, M Frank, K Liu, P Agrawal… - Scientific Reports, 2019 - nature.com
Activation of different slip systems in hexagonal close packed (hcp) metals depends
primarily on the c/a ratio, which is an intrinsic property that can be altered through alloying …

Deformation and tribological behavior of ductile refractory high-entropy alloys

M Sadeghilaridjani, M Pole, S Jha, S Muskeri… - Wear, 2021 - Elsevier
Refractory high-entropy alloys have attracted widespread attention as potential structural
materials for high temperature applications. However, there is limited understanding of their …