Results 11 to 20 of about 2,253 (209)

Study on the Microstructure and Wear Resistance of Flame Sprayed High Entropy Alloy Reinforced Copper - Based Composite Coatings [PDF]

open access: yesCailiao Baohu, 2021
In order to study the effect of AlCoCrFeNi high entropy alloy (HEA) on the morphology, microhardness and wear resistance of copper - based composite coatings, the AlCoCrFeNi / Cu composite coatings were prepared on the surface of 40Cr steel by flame ...
HAN Yu - jun, ZHOU Xiao - ping
doaj   +1 more source

High-Entropy Alloys (HEAs) [PDF]

open access: yesMetals, 2018
High-entropy alloys (HEAs) [1,2] loosely refer to multi-principal-element solid solution alloys due to their high configurational entropy, in contrast to traditional alloys, which focus on the edge or corner of phase diagrams with one principal component[...]
Michael C. Gao, Junwei Qiao
openaire   +2 more sources

High entropy nanoparticles of CoCrXFeNi (X=Al, Cu, Mn) loaded on activated carbon for efficient degradation of methylene blue

open access: yesJournal of Materials Research and Technology, 2021
Different from the reported catalysts such as metallic glasses ribbons and ball-milled high entropy alloy powder, high entropy alloy nanoparticles (HEA NPs) have attracted wide attention for compelling and functional catalytic properties to degrade ...
Yuyu Liu   +6 more
doaj   +1 more source

Effect of CoCrFeNiMn high entropy alloy interlayer on microstructure and mechanical properties of laser-welded NiTi/304 SS joint

open access: yesJournal of Materials Research and Technology, 2022
In order to suppress the formation of Fe-Ti IMCs in NiTi SMA/304 SS laser-welded joint and improve the properties of the joint. In this study, NiTi SMA/304 SS dissimilar alloys joints with and without CoCrFeNiMn high entropy alloy interlayer were ...
Hongwei Wang   +4 more
doaj   +1 more source

Corrosion-Resistant Coating Based on High-Entropy Alloys

open access: yesMetals, 2023
Metal corrosion leads to serious resource waste and economic losses, and in severe cases, it can result in catastrophic safety incidents. As a result, proper coatings are often employed to separate metal alloys from the ambient environment and thus ...
Cheng Lin, Yonggang Yao
doaj   +1 more source

Irradiation damage in multicomponent equimolar alloys and high entropy alloys (HEAs) [PDF]

open access: yesMicroscopy, 2014
To maintain sustainable energy supply and improve the safety and efficiency of nuclear reactors, development of new and advanced nuclear materials with superior resistance to irradiation damage is necessary. Recently, a new generation of structural materials, termed as multicomponent equimolar alloys and/or high entropy alloys (HEAs), are being ...
Takeshi, Nagase   +2 more
openaire   +2 more sources

The Surface Properties of Implant Materials by Deposition of High-Entropy Alloys (HEAs)

open access: yesNanomaterials, 2023
High-entropy alloys (HEAs) contain more than five alloying elements in a composition range of 5–35% and with slight atomic size variation. Recent narrative studies on HEA thin films and their synthesis through deposition techniques such as sputtering have highlighted the need for determining the corrosion behaviors of such alloys used as biomaterials ...
Khalid Usman   +7 more
openaire   +3 more sources

Laser Welding of UNS S33207 Hyper-Duplex Stainless Steel to 6061 Aluminum Alloy Using High Entropy Alloy as a Filler Material

open access: yesApplied Sciences, 2022
The high entropy alloy (HEA) filler used during the fabrication method determines the reliability of HEAs for steel-aluminum dissimilar alloy configuration.
Dhanesh G. Mohan   +2 more
doaj   +1 more source

Influence of Surface Preparation on Cracking Phenomena in TIG-Welded High and Medium Entropy Alloys

open access: yesJournal of Manufacturing and Materials Processing, 2021
Multi-element systems with defined entropy (HEA—high entropy alloy or MEA—medium entropy alloy) are rather new material concepts that are becoming increasingly important in materials research and development.
Tim Richter   +5 more
doaj   +1 more source

Development of eutectic high entropy alloy by addition of W to CoCrFeNi HEA

open access: yesInternational Journal of Refractory Metals and Hard Materials, 2023
High entropy alloys have shown a remarkable combination of physical and mechanical properties. The introduction of eutectic microstructure, consisting of a tough fcc phase, and a hard-intermetallic phase, can help in obtaining even better synergy of strength and ductility.
Abdullah, M.   +4 more
openaire   +2 more sources

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