Ultrafast artificial aging of Al-Mg-Si alloys

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Ultrafast artificial aging of Al-Mg-Si alloys. / Werinos, Marion; Antrekowitsch, Helmut; Kozeschnik, E. et al.
in: Scripta materialia, Jahrgang 112, 2016, S. 148-151.

Publikationen: Beitrag in FachzeitschriftArtikelForschung(peer-reviewed)

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@article{8ea6b748b12245158b048cb5184c7828,
title = "Ultrafast artificial aging of Al-Mg-Si alloys",
abstract = "This study investigates the effect of trace Sn additions on the artificial aging of an Al–Mg–Si alloy at unconventionally high temperatures (> 210 °C), where such additions generate both ultrafast aging kinetics and superior peak hardness. The study shows that the effect of Sn is comparable to the influence of natural pre-aging on high temperature artificial aging, and explains this by solute-vacancy interactions, proposing that during artificial aging Sn-vacancy pairs contribute to diffusion and/or Sn retards the annihilation of quenched-in vacancies.",
keywords = "Aging; Aluminum alloys; Phase transformation kinetics; precipitation; Vacancies, Aging, Aluminum alloys, Phase transformation kinetics, precipitation, Vacancies",
author = "Marion Werinos and Helmut Antrekowitsch and E. Kozeschnik and Thomas Ebner and L{\"o}ffler, {J. F.} and Peter Uggowitzer and Stefan Pogatscher",
year = "2016",
language = "English",
volume = "112",
pages = "148--151",
journal = "Scripta materialia",
issn = "1359-6462",
publisher = "Elsevier",

}

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TY - JOUR

T1 - Ultrafast artificial aging of Al-Mg-Si alloys

AU - Werinos, Marion

AU - Antrekowitsch, Helmut

AU - Kozeschnik, E.

AU - Ebner, Thomas

AU - Löffler, J. F.

AU - Uggowitzer, Peter

AU - Pogatscher, Stefan

PY - 2016

Y1 - 2016

N2 - This study investigates the effect of trace Sn additions on the artificial aging of an Al–Mg–Si alloy at unconventionally high temperatures (> 210 °C), where such additions generate both ultrafast aging kinetics and superior peak hardness. The study shows that the effect of Sn is comparable to the influence of natural pre-aging on high temperature artificial aging, and explains this by solute-vacancy interactions, proposing that during artificial aging Sn-vacancy pairs contribute to diffusion and/or Sn retards the annihilation of quenched-in vacancies.

AB - This study investigates the effect of trace Sn additions on the artificial aging of an Al–Mg–Si alloy at unconventionally high temperatures (> 210 °C), where such additions generate both ultrafast aging kinetics and superior peak hardness. The study shows that the effect of Sn is comparable to the influence of natural pre-aging on high temperature artificial aging, and explains this by solute-vacancy interactions, proposing that during artificial aging Sn-vacancy pairs contribute to diffusion and/or Sn retards the annihilation of quenched-in vacancies.

KW - Aging; Aluminum alloys; Phase transformation kinetics; precipitation; Vacancies

KW - Aging

KW - Aluminum alloys

KW - Phase transformation kinetics

KW - precipitation

KW - Vacancies

M3 - Article

VL - 112

SP - 148

EP - 151

JO - Scripta materialia

JF - Scripta materialia

SN - 1359-6462

ER -