Articles with "rapid solidification" as a keyword



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Transition from Crystal to Metallic Glass and Micromechanical Property Change of Fe-B-Si Alloy During Rapid Solidification

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Published in 2019 at "Metallurgical and Materials Transactions B"

DOI: 10.1007/s11663-019-01748-0

Abstract: The effects of high undercooling and a large cooling rate can be achieved by the use of a containerless drop tube technique, which is conducive to rapid solidification and formation of a metastable phase. Here,… read more here.

Keywords: alloy; transition crystal; solidification; nanocrystalline structure ... See more keywords
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The Nanometer-Sized Eutectic Structure of Si/CrSi2 Thermoelectric Materials Fabricated by Rapid Solidification

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Published in 2018 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-017-6060-1

Abstract: Nanostructuring is known to be an effective method to improve thermoelectric performance but, generally, it requires complex procedures and much labor. In the present study, self-assembled nanometer-sized composite structures of silicon (Si) and chromium disilicide… read more here.

Keywords: sized eutectic; nanometer sized; fabricated rapid; eutectic structure ... See more keywords

Modeling of Rapid Solidification with Undercooling Effect During Droplet Flattening on a Substrate in Coating Formation

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Published in 2017 at "Journal of Thermal Spray Technology"

DOI: 10.1007/s11666-017-0666-y

Abstract: The coating deposit on the substrate in thermal spray coating process develops by solidification of individual molten particle which impacts, flattens and solidifies on the surface of the substrate. Droplet flattening and solidification typically involves… read more here.

Keywords: droplet; solidification; model; droplet flattening ... See more keywords
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Rapid solidification growth mode transitions in Al-Si alloys by dynamic transmission electron microscopy

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Published in 2017 at "Acta Materialia"

DOI: 10.1016/j.actamat.2017.03.061

Abstract: Abstract In situ dynamic transmission electron microscope (DTEM) imaging of Al-Si thin-film alloys was performed to investigate rapid solidification behavior. Solidification of alloys with compositions from 1 to 15 atomic percent Si was imaged during… read more here.

Keywords: rapid solidification; microscopy; solidification; dynamic transmission ... See more keywords
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Epitaxial growth during the rapid solidification of plasma-sprayed molten TiO2 splat

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Published in 2017 at "Acta Materialia"

DOI: 10.1016/j.actamat.2017.05.052

Abstract: Abstract In this study, epitaxial growth during the rapid solidification of plasma-sprayed molten TiO2 droplet was studied. The crystallographic structure of the TiO2 splats deposited on rutile and α-Al2O3 substrates at 150, 300 and 500 °C… read more here.

Keywords: epitaxial growth; growth; tio2 splat; growth rapid ... See more keywords
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Mesoscale multi-physics simulation of rapid solidification of Ti-6Al-4V alloy

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Published in 2019 at "Additive Manufacturing"

DOI: 10.1016/j.addma.2018.12.005

Abstract: Abstract Powder bed fusion is a recently developed additive manufacturing (AM) technique for alloys, which builds parts by selectively melting metallic powders with a high-energy laser or electron beam. Nevertheless, there is still a lack… read more here.

Keywords: solidification; physics; multi physics; rapid solidification ... See more keywords
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Rapid solidification of Highly Loaded High‐Level Liquid Wastes with magnesium phosphate cement

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Published in 2019 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.11.206

Abstract: Abstract Rapid solidification of radioactive wastes is one of the most effective methods to prevent the spreading of radioactive contamination after a nuclear emergency. In this study, magnesium phosphate cement (MPC) was used as matrix… read more here.

Keywords: magnesium phosphate; cement; phosphate cement; rapid solidification ... See more keywords
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A comparison of Selective Laser Melting with bulk rapid solidification of AlSi10Mg alloy

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Published in 2018 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2018.01.309

Abstract: Abstract In Selective Laser Melting (SLM) layers of atomized powder are spread sequentially on a building platform and melted locally by a laser beam. The melt pool is quenched by the underlying material. SLM of… read more here.

Keywords: selective laser; solidification; laser melting; comparison selective ... See more keywords
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Microstructure control and strength improvement of La0.005Al0.17FeCoCrNiMn high entropy alloy by rapid solidification and aging treatment

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.159960

Abstract: Abstract Precipitation strengthening, which requires controlling the type, size, and distribution of precipitation particles, is attractive for high-entropy alloys (HEAs). Here, we demonstrate an effective approach for the secondary phase precipitation of La0.005Al0.17FeCoCrNiMn HEAs by… read more here.

Keywords: treatment; rapid solidification; precipitation; phase ... See more keywords
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Rapid solidification microstructure evolution and grain refinement of deeply undercooled nickel alloys

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Published in 2020 at "Materials Characterization"

DOI: 10.1016/j.matchar.2020.110703

Abstract: Abstract High undercoolings of Ni75Cu25, Ni70Cu30 and Ni65Cu35 alloys were achieved by combined methods of cyclic superheating and molten glass purification. The average grain size of the undercooled alloys was decreasing with increasing Cu atomic… read more here.

Keywords: grain; rapid solidification; high undercoolings; solidification microstructure ... See more keywords
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Microstructure and mechanical properties of Mg-2.5Si-xCe in-situ particle reinforced composites prepared by rapid solidification process

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Published in 2019 at "Results in physics"

DOI: 10.1016/j.rinp.2019.102509

Abstract: Abstract In this study, Mg-2.5Si-xCe alloys with different Ce contents were fabricated by a rapid solidification process. Two different in-situ phases, namely coarse primary Mg2Si with a size of ∼10 μm and tiny CeMg2Si2 with a… read more here.

Keywords: solidification process; rapid solidification; 5si xce;