Synergy of multiple precipitate/matrix interface structures for a heat resistant high-strength Al alloy
High strength aluminum alloys are widely used but their strength is reduced as nano-
precipitates coarsen rapidly in medium and high temperatures, which greatly limits their …
precipitates coarsen rapidly in medium and high temperatures, which greatly limits their …
Coupled segregation mechanisms of Sc, Zr and Mn at θ′ interfaces enhances the strength and thermal stability of Al-Cu alloys
The refinement and thermal stability of intermediate theta-prime (θ′) precipitates are critical
in the development of new high strength 2xxx series aluminium-copper (Al-Cu) alloys for …
in the development of new high strength 2xxx series aluminium-copper (Al-Cu) alloys for …
Strength and stability through variable micro segregation behaviour of Ta and Zr solutes at intermetallic interfaces in Al-Cu alloys
A small amount of Zr and Ta are added to aluminium-copper (Al-Cu) alloys, and the
evolution of strengthening phases with multi-step heat-treatment and their stability after …
evolution of strengthening phases with multi-step heat-treatment and their stability after …
Solute segregation at the Al/θ′-Al2Cu interface in Al-Cu alloys
A recent investigation has confirmed that solute atoms segregated to the interfaces between
aluminum and θ′-Al 2 Cu can extend the stability of metastable θ′ to higher temperatures …
aluminum and θ′-Al 2 Cu can extend the stability of metastable θ′ to higher temperatures …
Fresh insights into structure–function-integrated self-antibacterial Cu-containing Al alloys: giving Al alloys a new function
Z Song, Y Cai, X Li, YC Zhao, D Yin, A Atrens… - Materials …, 2025 - pubs.rsc.org
Contact infection by bacteria and viruses is a serious concern to human health. The
increasing occurrence of public health problems has stimulated the urgent need for the …
increasing occurrence of public health problems has stimulated the urgent need for the …
Atomic structure and evolution of a precursor phase of Ω precipitate in an Al-Cu-Mg-Ag alloy
Precipitates in an aged Al-Cu-Mg-Ag alloy have been characterised using atomic-resolution
energy-dispersive X-ray spectroscopy (EDXS) scanning transmission electron microscopy …
energy-dispersive X-ray spectroscopy (EDXS) scanning transmission electron microscopy …
Evolution of precipitate and precipitate/matrix interface in Al-Zn-Mg-Cu (-Ag) alloys
Evolution of precipitate and precipitate/matrix interface in artificially aged Al-Zn-Mg-Cu (-Ag)
alloys has been systematically studied. In the early stage of ageing, Ag, as a fast diffuser …
alloys has been systematically studied. In the early stage of ageing, Ag, as a fast diffuser …
Transforming solid-state precipitates via excess vacancies
Many phase transformations associated with solid-state precipitation look structurally simple,
yet, inexplicably, take place with great difficulty. A classic case of difficult phase …
yet, inexplicably, take place with great difficulty. A classic case of difficult phase …
Investigating interfacial segregation of Ω/Al in Al–Cu alloys: A comprehensive study using density functional theory and machine learning
Solute segregation at the interface between the aluminum (Al) matrix and the Ω (Al 2 Cu)
phase decreases the interfacial energy, impedes the coarsening of precipitates, and …
phase decreases the interfacial energy, impedes the coarsening of precipitates, and …
First-principles/Phase-field modeling of θ′ precipitation in Al-Cu alloys
We examine the equilibrium morphology of Al 2 Cu (θ′) precipitates in Al-Cu alloys using a
phase field method with the parameters supplied by first-principles density functional theory …
phase field method with the parameters supplied by first-principles density functional theory …