Results 31 to 40 of about 4,164 (246)

Microstructure evolution and properties of laser cladding AlFeCrMoNbx refractory high entropy alloy coatings

open access: yesJournal of Materials Research and Technology, 2023
Refractory high-entropy alloy (RHEA) has superior mechanical properties but low room-temperature ductility. However, eutectic heterostructure alloy has strength-ductility trade-off. In this study, the AlFeCrMoNbx (x = 1, 1.2, 1.4, 1.6, 1.8, and 2.0) RHEA
Rongrong Huang   +3 more
doaj   +1 more source

Small-scale deformation behaviour of the AlCoCrFeNi2.1 eutectic high entropy alloy

open access: yes, 2022
Novel methods to probe and evaluate the mechanical properties of High entropy alloy are gaining popularity to accelerate the development of new material for structural application and for establishing the physics-based mechanical property models ...
Govind Kumar (7508408)   +6 more
core   +1 more source

Gas tungsten arc welding of as-cast AlCoCrFeNi2.1 eutectic high entropy alloy

open access: yesMaterials & Design, 2022
The AlCoCrFeNi2.1 eutectic high entropy alloy is of great interest due to its unique mechanical properties combining both high strength and plasticity. Here, gas tungsten arc welding was performed for the first time on an as-cast AlCoCrFeNi2.1 alloy. The
Jiajia Shen   +7 more
doaj   +1 more source

Second order phase field asymptotics for multi-component systems [PDF]

open access: yes, 2006
An asymptotic analysis of a phase field model for solidification in multicomponent alloy systems is presented. In the limit of vanishing interface thickness the related sharp interface model is approximated to second order by taking a non-constant ...
Stinner, Björn, Garcke, Harald
core   +1 more source

Microstructure and mechanical properties variation with Ni content in Al0.8CoCr0.6Fe0.7Nix (x = 1.1, 1.5, 1.8, 2.0) eutectic high-entropy alloy system

open access: yesMaterials Research Express, 2020
Eutectic high-entropy alloys have drawn extensive attention because of their remarkable performance on the combination of strength and plasticity. In this study, a new Al _0.8 CoCr _0.6 Fe _0.7 Ni _x ( x  = 1.1, 1.5, 1.8, 2.0) eutectic high-entropy alloy
Lili Ma, Jianing Wang, Peipeng Jin
doaj   +1 more source

Microstructure and mechanical behavior of the directionally solidified AlCoCrFeNi2.1 eutectic high-entropy alloy

open access: yesJournal of Materials Research and Technology, 2022
Obtaining in-situ composites through the solidification of eutectic alloys is an interesting approach to overcome the trade-off between mechanical strength and ductility.
M. Wischi   +5 more
doaj   +1 more source

Novel cost-effective Fe-based high entropy alloys with balanced strength and ductility

open access: yesMaterials & Design, 2019
Based on the current pseudo-binary design strategy of eutectic high entropy alloy (EHEA), a novel approach to design eutectic or near-eutectic HEA was proposed. The eutectic composition can be experimentally specified through adjusting the atomic content
Yu Yin   +6 more
doaj   +1 more source

Corrosion resistant nanostructured eutectic high entropy alloy

open access: yesCorrosion Science, 2020
Abstract In this work, we developed a nanostructured eutectic high entropy alloy (EHEA) of composition FeCrNiCoNb0.5 (atomic %). Due to the formation of a compact amorphous high entropy passive film and the two-phase nanostructure, our EHEA exhibits unique combination of a low corrosion current density, a large passivation region and a superior ...
Shuang, S   +4 more
openaire   +2 more sources

The Recrystallized Microstructures and Mechanical Properties of a Hypo-Eutectic Al<sub>13</sub>Ni<sub>36</sub>Cr<sub>10</sub>Fe<sub>40</sub>Mo<sub>1</sub> High-Entropy Alloy. [PDF]

open access: yesMaterials (Basel)
Recrystallization is a critical process for tailoring the microstructure to enhance the mechanical properties of alloys. In duplex-phase alloys, the recrystallization is different due to the influence of the second phase.
Li H   +7 more
europepmc   +2 more sources

Temperature dependent load partitioning and slip mode transition in a eutectic AlCoCrFeNi2.1 high entropy alloy [PDF]

open access: yes, 2021
Eutectic high entropy alloys are gaining increasing attention due to their excellent castability and combination of strength and ductility in the as-cast state.
Jaladurgam, Nitesh Raj,   +9 more
core   +1 more source

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