Results 21 to 30 of about 16,385,997 (323)

An Overview of High-Entropy Alloys as Biomaterials [PDF]

open access: yesMetals, 2021
High-entropy alloys (HEAs) have been around since 2004. The breakthroughs in this field led to several potential applications of these alloys as refractory, structural, functional, and biomedical materials.
Diogo Castro   +3 more
doaj   +2 more sources

Hexagonal High-entropy Alloys

open access: yesMaterials Research Letters, 2014
We report on the discovery of a high-entropy alloy with a hexagonal crystal structure. Equiatomic samples in the alloy system Ho-Dy-Y-Gd-Tb were found to solidify as homogeneous single-phase high-entropy alloys. The results of our electron diffraction investigations and high-resolution scanning transmission electron microscopy are consistent with a Mg ...
Feuerbacher, Michael   +2 more
openaire   +5 more sources

Corrosion of high entropy alloys

open access: yesnpj Materials Degradation, 2017
High entropy alloys represent a unique class of metal alloys, comprising nominally five or more elements in near equiatomic proportions. High entropy alloys have gained significant interest on the basis that the high configurational entropy of such alloy
Yao Qiu   +4 more
doaj   +4 more sources

Phase Stability in High Entropy Alloys: Formation of Solid-Solution Phase or Amorphous Phase

open access: yesProgress in Natural Science: Materials International, 2011
The alloy design for equiatomic multi-component alloys was rationalized by statistically analyzing the atomic size difference, mixing enthalpy, mixing entropy, electronegativity, valence electron concentration among constituent elements in solid ...
Sheng Guo, C T Liu
exaly   +2 more sources

Research and Application Progress of High-Entropy Alloys

open access: yesCoatings, 2023
With the continuous improvement of global technological levels and the increasing demand for high-performance alloy materials in national economic construction, the traditional single principal component alloy is increasingly unable to meet people’s ...
Zhaofeng Wang, Shuai Zhang
semanticscholar   +2 more sources

Phonon broadening in high entropy alloys [PDF]

open access: yesnpj Computational Materials, 2017
Abstract Refractory high entropy alloys feature outstanding properties making them a promising materials class for next-generation high-temperature applications. At high temperatures, materials properties are strongly affected by lattice vibrations (phonons).
Fritz Körmann   +3 more
openaire   +5 more sources

High-Temperature Mechanical Properties of NbTaHfTiZrV0.5 Refractory High-Entropy Alloys

open access: yesEntropy, 2023
The NbTaHfTiZrV0.5 is a refractory multi-principal-element alloy with high strength and good ductility at room temperature. It is important for possible high-temperature applications to investigate the deformation mechanism of the NbTaHfTiZrV0.5 alloy at
Zhangquan Liu   +3 more
doaj   +1 more source

High Entropy Alloys: Ready to Set Sail? [PDF]

open access: yesMetals, 2020
Over the past decade, high entropy alloys (HEAs) have transcended the frontiers of material development in terms of their unprecedented structural and functional properties compared to their counterpart conventional alloys. The possibility to explore a vast compositional space further renders this area of research extremely promising in the near future
Indranil Basu, Jeff Th. M. De Hosson
openaire   +4 more sources

Application of High-Entropy Alloys

open access: yesSteel in Translation, 2021
From accumulated information on structure, properties, stability, and methods of manufacturing the high-entropy alloys (HEA) created early in the 21 century it follows that they possess a whole complex of useful properties that suggests their perspective application in different branches of industry.
V. E. Gromov   +4 more
openaire   +2 more sources

High-Temperature Mechanical Behavior of Cobalt-Free FeMnCrNi(Al) High-Entropy Alloys

open access: yesMetals, 2023
The high-temperature properties of new alloys need to be investigated to guide the hot working process. The temperature sensitivity of various microstructures of Fe45Mn15Cr15Ni25 and Fe35Mn15Cr15Ni25Al10 cobalt-free high-entropy alloys was investigated ...
Dan Liu   +4 more
doaj   +1 more source

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