Precipitates in aluminium alloys

SJ Andersen, CD Marioara, J Friis, S Wenner… - … in physics: X, 2018 - Taylor & Francis
Precipitation strengthening is a highly complex phenomenon on the nanoscale, responsible
for providing strength in Al-Cu, Al-Mg-Cu, Al-Mg-Zn and Al-Mg-Si alloys. Advances in …

Automatic selection of atomic fingerprints and reference configurations for machine-learning potentials

G Imbalzano, A Anelli, D Giofré, S Klees… - The Journal of …, 2018 - pubs.aip.org
Machine learning of atomic-scale properties is revolutionizing molecular modeling, making it
possible to evaluate inter-atomic potentials with first-principles accuracy, at a fraction of the …

Recent advances in the metallurgy of aluminum alloys. Part II: Age hardening

C Sigli, F De Geuser… - Comptes …, 2018 - comptes-rendus.academie-sciences …
The science of age hardening in aluminum alloys dates back to 1906, when Alfred Wilm
discovered that, after quenching, a duralumin Al–Cu (–Mg–Mn) alloy would progressively …

Machine learning for metallurgy III: A neural network potential for Al-Mg-Si

ACP Jain, D Marchand, A Glensk, M Ceriotti… - Physical Review …, 2021 - APS
High-strength metal alloys achieve their performance via careful control of the nucleation,
growth, and kinetics of precipitation. Alloy mechanical properties are then controlled by …

[HTML][HTML] Modeling of precipitate strengthening with near-chemical accuracy: Case study of Al-6xxx alloys

Y Hu, WA Curtin - Acta Materialia, 2022 - Elsevier
Many metal alloys are strengthened by controlling precipitation to achieve an optimal peak-
aged condition where the strength-limiting processes of precipitate shearing and Orowan …

[HTML][HTML] Modeling peak-aged precipitate strengthening in Al–Mg–Si alloys

Y Hu, WA Curtin - Journal of the Mechanics and Physics of Solids, 2021 - Elsevier
Strengthening by needle-shaped β′′ precipitates is critical in Al–Mg–Si alloys. Here, the
strengthening is studied computationally at the peak-aged condition where precipitate …

Composition dependent thermal stability and evolution of solute clusters in Al-Mg-Si analyzed using atom probe tomography

A Poznak, RKW Marceau, PG Sanders - Materials Science and …, 2018 - Elsevier
Medium to high strength heat-treatable aluminum alloys of the 6000 series (Al-Mg-Si) have
long been used for structural engineering applications. Their use in the automotive industry …

β''needle-shape precipitate formation in Al-Mg-Si alloy: Phase field simulation and experimental verification

H Mao, Y Kong, D Cai, M Yang, Y Peng, Y Zeng… - Computational Materials …, 2020 - Elsevier
Abstract β''needle-shape precipitate structures significantly affect the mechanical properties
of 6xxx aluminum alloys. In this study, a modified multi-phase field (MPF) method combined …

[HTML][HTML] Natural aging and vacancy trapping in Al-6xxx

ACP Jain, M Ceriotti, WA Curtin - Journal Of Materials Research, 2023 - Springer
Undesirable natural aging (NA) in Al-6xxx delays subsequent artificial aging (AA) but the
size, composition, and evolution of clustering are challenging to measure. Here, atomistic …

Severe plastic deformation of Al–Mg–Si alloys processed through rolling techniques: A review

N Kumar - Metallography, Microstructure, and Analysis, 2022 - Springer
In the present work, different combinations of rolling used by the researchers as a novel
severe plastic deformation technique for the deformation of Al–Mg–Si alloys have been …