Results 1 to 10 of about 6,572 (196)

Atomistic simulations of dislocation mobility in refractory high-entropy alloys and the effect of chemical short-range order [PDF]

open access: yesNature Communications, 2021
Refractory high entropy alloys hold big promise for elevated-temperature applications. Here the authors investigate the influence of short-range order on the mobility of dislocations in high-entropy alloys by large-scale molecular dynamics simulation ...
Sheng Yin   +8 more
doaj   +2 more sources

Research progress in preparation and properties of refractory high entropy alloys

open access: yesCailiao gongcheng, 2022
The meaning and characteristics of refractory high entropy alloys were briefly described, and the preparation methods of various refractory high entropy alloys (bulk, film and coating) were summarized.The comprehensive properties of refractory high ...
JIANG Xuan   +5 more
doaj   +1 more source

Research progress in composition design, microstructure and properties of refractory high entropy alloys

open access: yesJournal of Aeronautical Materials, 2022
High entropy alloy is defined as an alloy containing four or more main elements. The atomic fraction of the main elements is greater than 5% and not more than 35%, which has excellent properties such as high strength, high wear resistance and high ...
WU Junxia   +6 more
doaj   +1 more source

Microstructure and properties of Al0.5NbTi3VxZr2 refractory high entropy alloys combined with high strength and ductility

open access: yesJournal of Materials Research and Technology, 2023
Novel lightweight Al0.5NbTi3VxZr2 (x = 0.5, 1.0, 1.5) refractory high entropy alloys were synthesized by vacuum arc melting. The microstructure evolution and mechanical properties of Al0.5NbTi3VxZr2 alloys were analyzed. All Al0.5NbTi3VxZr2 alloys have a
Tiantian Wang   +7 more
doaj   +1 more source

An Overview of High-Entropy Alloys as Biomaterials

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   +1 more source

Progress of high entropy alloys

open access: yesFenmo yejin jishu, 2022
High entropy alloy breaks through the limitation of traditional alloy composition, rendering a great possibility to constitute alloys by using the entropic conceptions.
SONG Xin-fang, ZHANG Yong
doaj   +1 more source

Refractory high entropy alloy dataset with room temperature ductility screening

open access: yesData in Brief, 2022
This dataset contains 82 unique refractory alloys experimentally synthesized via arc melting and subject to screening tests for hardness and room temperature ductility.
Andrew Detor   +3 more
doaj   +1 more source

The effect of processing route on properties of HfNbTaTiZr high entropy alloy [PDF]

open access: yes, 2019
High entropy alloys (HEA) have been one of the most attractive groups of materials for researchers in the last several years. Since HEAs are potential candidates for many (e.g., refractory, cryogenic, medical) applications, their properties are studied ...
Kim, Hyoung-Seop   +8 more
core   +1 more source

Microstructure Evolution and Mechanical Properties of Refractory Mo-Nb-V-W-Ti High-Entropy Alloys

open access: yesMetals, 2020
High-entropy alloys can either be defined as solid solution alloys containing at least five elements in equiatomic or near-equiatomic composition, or as alloys with high configurational entropies (larger than 1.5R), regardless of the number of elements ...
Maximilian Regenberg   +4 more
doaj   +1 more source

High temperature oxidation behavior of refractory high entropy alloys NbMoTaWTi/Zr

open access: yesCailiao gongcheng, 2021
Refractory high entropy alloys NbMoTaWTi and NbMoTaWZr were prepared by vacuum arc melting.The microstructure and component distribution characteristics were analyzed, and the dynamic behavior during room temperature to 1500℃, as well as the isothermal ...
WANG Xin   +5 more
doaj   +1 more source

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