Results 31 to 40 of about 175,535 (378)

Intermetallics [PDF]

open access: yesMetals, 2017
The combination of low density, high strength, and good corrosion resistance makes intermetallics promising for structural applications, especially at high temperatures and under severe environments [...]
openaire   +3 more sources

Palladium-bismuth intermetallic and surface-poisoned catalysts for the semi-hydrogenation of 2-methyl-3-butyn-2-ol [PDF]

open access: yes, 2015
The effects of poisoning of Pd catalysts with Bi and annealing in a polyol (ethylene glycol) were studied on the semi-hydrogenation of 2-methyl-3-butyn-2-ol (MBY).
Anderson, James A.   +4 more
core   +1 more source

Multicomponent intermetallic nanoparticles and superb mechanical behaviors of complex alloys

open access: yesScience, 2018
Nanoparticle superalloy Improving the strength of a metal alloy is hard to do without sacrificing the ductility. Yang et al. designed an iron-nickel-cobalt (Fe-Ni-Co) alloy laced with aluminum-titanium (Al-Ti) nanoparticles with both high strength and ...
T. Yang   +12 more
semanticscholar   +1 more source

Microstructural and XRD analysis and study of the properties of the system Ti-TiAl-B4C processed under different operational conditions [PDF]

open access: yes, 2018
High specific modulus materials are considered excellent for the aerospace industry. The system Ti-TiAl-B4C is presented herein as an alternative material. Secondary phases formed in situ during fabrication vary depending on the processing conditions and
Arévalo Mora, Cristina María   +4 more
core   +2 more sources

Flow stress and hot deformation activation energy of 6082 aluminium alloy influenced by initial structural state [PDF]

open access: yes, 2019
Stress-strain curves of the EN AW 6082 aluminium alloy with 1.2 Si-0.51 Mg-0.75 Mn (wt.%) were determined by the uniaxial compression tests at temperatures of 450-550 degrees C with a strain rate of 0.5-10 s(-1).
Kawulok, Petr   +5 more
core   +1 more source

Nickel-Based High-Entropy Intermetallic as a Highly Active and Selective Catalyst for Acetylene Semihydrogenation.

open access: yesAngewandte Chemie, 2022
Acetylene semihydrogenation is a key technology for producing polymer-grade ethylene from crude ethylene. Ni-based catalysts are promising alternatives to noble-metals for this process. However, achieving high catalytic activity and selectivity remains a
Jiamin Ma   +4 more
semanticscholar   +1 more source

Tunable ferromagnetic resonance behavior in Co2FeSi film by post-annealing

open access: yesAIP Advances, 2018
Co2FeSi film is potential in the spintronics applications, due to its low damping factor, which is reflected in the ferromagnetic resonance behavior.
Zhan Xu   +6 more
doaj   +1 more source

Influence of grain-refiner addition on the morphology of fe-bearing intermetallics in a semi-solid processed Al-Mg-Si alloy [PDF]

open access: yes, 2013
© The Minerals, Metals & Materials Society and ASM International 2013The three-dimensional morphologies of the Fe-bearing intermetallics in a semisolid-processed Al-Mg-Si alloy were examined after extracting the intermetallics. α -AlFeSi and β-AlFeSi are
A. Verma   +18 more
core   +1 more source

Crystal structure of the Al8Cr5-type intermetallic Al7.85Cr5.16

open access: yesIUCrData, 2020
An aluminium-deficient Al8Cr5-type intermetallic with formula Al7.85Cr5.16 (octaaluminium pentachromium) was uncovered when high-pressure sintering of a mixture with composition Al11Cr4 was carried out.
Xu Geng, Bin Wen, Changzeng Fan
doaj   +1 more source

Magnesium- and intermetallic alloys-based hydrides for energy storage: modelling, synthesis and properties

open access: yes, 2022
Hydrides based on magnesium and intermetallic compounds provide a viable solution to the challenge of energy storage from renewable sources, thanks to their ability to absorb and desorb hydrogen in a reversible way with a proper tuning of pressure and ...
L. Pasquini   +58 more
semanticscholar   +1 more source

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