Results 11 to 20 of about 84,972 (300)

Effects of Bismuth on the Microstructure, Properties, and Interfacial Reaction Layers of Sn-9Zn-xBi Solders

open access: yesMetals, 2021
In electronic packaging, Sn-Zn lead-free solder has great application prospects. Sn-9Zn-xBi alloys were obtained by smelting. This paper details a systematic study of the effect of Bi on the microstructure, melting behavior, wettability, mechanical ...
Yan Zhi Peng   +7 more
doaj   +1 more source

Phase-field simulation of effects of normal strain on the morphology and kinetics evolution of nanoscale phase

open access: yesJournal of Materials Research and Technology, 2020
This is the first investigation on the morphology and kinetics evolution of nanoscale precipitates under normal strain with the three-dimensional phase-field simulation.
Xinwen Tong   +4 more
doaj   +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

Phase-field simulation of γ' precipitates rafting and creep property of Co-base superalloys

open access: yesMaterials & Design, 2020
Co-base superalloys show attractive properties for the strengthening of γ'-Co3(Al,W) precipitates. Directional coarsening of γ' precipitates under external stress forms the rafting morphology, which plays a crucial role in the creep property.
Dong Wang   +4 more
doaj   +1 more source

Investigation of the Microstructure and Properties of Aluminum–Copper Compounds Fabricated by the High-Pressure Die Casting Process

open access: yesMetals, 2022
The material combination of aluminum and copper is increasingly coming into focus, especially for electrical contact applications. Investigations of different casting processes show that a significant influence for the formation of a material bond is the
Nane Nolte   +2 more
doaj   +1 more source

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

Development of a high strength Al-Mg2Si-Mg-Zn based alloy for high pressure die casting [PDF]

open access: yes, 2015
A high strength Al-Mg2Si-Mg-Zn based alloy has been developed for the application in high pressure die casting to provide improved mechanical properties.
Badal   +22 more
core   +1 more source

Effects of Cr content on compositional evolution and precipitation kinetics of γ′ phase in Ni–Al–Cr alloy: 2D phase-field simulation

open access: yesJournal of Materials Research and Technology, 2020
The two-dimensional phase-field simulation coupled with the sublattice model is utilized to simulate the γ′ precipitation in Ni-12 Al-x Cr at.% (x = 8, 9, 10) alloys aged at 1073 K for 831 h.
Shengshun Jin   +4 more
doaj   +1 more source

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

Chromium–Aluminum Coatings for Oxidation Protection of Titanium–Aluminum Intermetallic Alloys

open access: yesQuantum Beam Science, 2023
This article explores the utilization of cathodic-arc deposition Cr-Al overlay coatings as oxidation protection for Ti-Al-Nb intermetallic alloys. The primary objective is to investigate PVD Al-Cr coatings deposited via cathodic-arc deposition without ...
Almaz Nazarov   +3 more
doaj   +1 more source

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