Results 21 to 30 of about 14,875 (299)

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

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

high‐entropy alloy filler [PDF]

open access: yes, 2021
ZrB₂‐SiC ceramics and Nb alloy were brazed at 1160°C for 60 min with CoFeNiCrCuTix high‐entropy alloy filler. The influence of Ti content on the interface structure and mechanical properties of ZrB₂‐SiC/Nb joint was systematically studied.
Yang, Yunlong   +11 more
core   +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

Investigation and Composition Characterization of a “NiTi-like” Alloy Combining High Temperature Shape Memory and High Entropy [PDF]

open access: yes, 2020
New high temperature shape memory alloyswith five or more elements are under development and present attractive performances for several functional applications.
PELTIER, Laurent   +5 more
core   +1 more source

Effect of Titanium on the Microstructure and Wear Resistance of AlCoCrFeNiTi0.5 Alloy Coating Prepared by Laser Cladding [PDF]

open access: yesCailiao Baohu, 2022
This paper aims to study the effect of adding Ti element on the structure,phase,microhardness and wear resistance of AlCoCrFeNi high-entropy alloy coatings.The AlCoCrFeNi and AlCoCrFeNiTi0.5 high-entropy alloy coatings were prepared by laser ...
ZHANG Li, SHA Minghong, JI Lianghao, LI Shengli, ZHANG Junwei, AN Yuqi
doaj   +1 more source

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   +4 more sources

Low cycle fatigue predictions of a space thruster built with a new refractory high entropy alloy [PDF]

open access: yes, 2023
Directional thrusters are designed to provide force for short time periods. • New generation of thrusters could be made using a High Entropy Alloy (HEA).
Canale, G.   +3 more
core  

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

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