Results 11 to 20 of about 101,004 (302)

Research Status and Prospect of High Entropy Alloy Compound Films [PDF]

open access: yesCailiao Baohu, 2022
High entropy alloy compound film is a two-dimensional material prepared based on the design idea of multi-principal element high entropy alloys. In addition to its metal elements, non-metallic elements such as C, N and O are added to form strong metal ...
ZHANG Zhibin, ZHANG Yiyong, LU Nan, LIANG Xiubing
doaj   +2 more sources

Mechanical Properties and Microstructure of a NiCrFeCoMn High-Entropy Alloy Deformed at High Strain Rates

open access: yesEntropy, 2018
The equiatomic NiCrFeCoMn high-entropy alloy prepared by arc melting has a single crystallographic structure. Mechanical properties and microstructure of the NiCrFeCoMn high-entropy alloy deformed at high strain rates (900 s−1 to 4600 s−1 ...
Bingfeng Wang   +4 more
doaj   +2 more sources

Martensite Transformation and Superelasticity at High Temperature of (TiHfZr)74(NbTa)26 High-Entropy Shape Memory Alloy [PDF]

open access: yes, 2021
In this work, a (TiHfZr)(NbTa) 26 (%at) high-entropy quinary alloy has been developed especially for high-temperature superelastic applications and studied over a large range of temperatures.
PELTIER, Laurent   +4 more
core   +1 more source

Electromagnetic wave-absorbing behavior of soft-magnetic medium entropy alloys with BCC/L21 coherent microstructure

open access: yesMaterials & Design, 2022
Magnetic alloy powders show a great superiority in the balance of permittivity and permeability for electromagnetic (EM) wave-absorption. However, it is necessary to enhance their effective absorption bandwidth (Δf) and impedance matching due to their ...
Zhiyao Ji   +5 more
doaj   +1 more source

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

Welding of High Entropy Alloys—A Review [PDF]

open access: yesEntropy, 2019
High-entropy alloy (HEA) offers great flexibility in materials design with 3–5 principal elements and a range of unique advantages such as good microstructure stability, mechanical strength over a broad range of temperatures and corrosion resistance, etc.
Jing Guo   +6 more
openaire   +3 more sources

Application research status of high-entropy alloys in welding field

open access: yesJournal of Aeronautical Materials, 2022
Owing to novel design concepts and their unique properties, high-entropy alloy (HEA) has become a hot topic in material science. At present, the studies and applications of high-entropy alloy are still mainly limited to the preparation and synthesis of ...
ZHANG Binggang   +3 more
doaj   +1 more source

High entropic coatings FeCrNiTiZrAl and their properties [PDF]

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2021
In our proposed empirical model, the anisotropy of the surface energy and the thickness of the surface layer of the high-entropy FeCrNiTiZrAl alloy are calculated. The thickness of the surface layer of this alloy is about 2 nm, which is an order
V.M. Yurov   +3 more
doaj   +1 more source

Noble metal high entropy alloy for mid infrared metasurfaces

open access: yes, 2023
We have experimentally determined the complex permittivity of a high entropy alloy (HEA) composed of five noble metals: Au, Ag, Cu, Pd, Pt. The permittivity was measured in a wide range of wavelengths from ultraviolet via visible to mid-infrared.
Yoshiaki, Nishijima   +3 more
core   +1 more source

Local Order in AgAuCuPdPt High-Entropy Alloy Surfaces

open access: yes, 2022
Synthesis of high-entropy alloys often involves heating precursors to above 1000 °C such that entropy stabilization takes effect. The resulting alloys are characterized by random element distribution at the bulk lattice positions. Surfaces may however be
Kristoffersen, Henrik H.   +3 more
core   +1 more source

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