Surface strain evolution of ultrafine-grained aluminum alloy laminates under tension: Microscale plastic instabilities and the Portevin-Le Chatelier effect

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

Autoren

  • A. Kurtovic
  • T. Niendorf
  • T. Hausöl
  • H. W. Höppel
  • M. Göken
  • H. J. Maier

Externe Organisationen

  • Universität Paderborn
  • Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU Erlangen-Nürnberg)
Forschungs-netzwerk anzeigen

Details

OriginalspracheEnglisch
Seiten (von - bis)809-812
Seitenumfang4
FachzeitschriftScripta materialia
Jahrgang68
Ausgabenummer10
PublikationsstatusVeröffentlicht - 9 Feb. 2013
Extern publiziertJa

Abstract

The surface strain evolution in accumulative roll bonded aluminum alloys was studied in situ using digital image correlation. Laminated multicomponent materials, consisting of two ultrafine-grained aluminum alloys with different layer architectures (laminate and sandwich), were analyzed and compared to the pure alloys after the same number of accumulative roll bonding cycles. The results obtained show differences in the surface strain evolution of the accumulative roll bonded and differently stacked materials, which is attributed to microscale plastic instabilities.

ASJC Scopus Sachgebiete

Zitieren

Surface strain evolution of ultrafine-grained aluminum alloy laminates under tension: Microscale plastic instabilities and the Portevin-Le Chatelier effect. / Kurtovic, A.; Niendorf, T.; Hausöl, T. et al.
in: Scripta materialia, Jahrgang 68, Nr. 10, 09.02.2013, S. 809-812.

Publikation: Beitrag in FachzeitschriftArtikelForschungPeer-Review

Kurtovic A, Niendorf T, Hausöl T, Höppel HW, Göken M, Maier HJ. Surface strain evolution of ultrafine-grained aluminum alloy laminates under tension: Microscale plastic instabilities and the Portevin-Le Chatelier effect. Scripta materialia. 2013 Feb 9;68(10):809-812. doi: 10.1016/j.scriptamat.2013.01.036
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title = "Surface strain evolution of ultrafine-grained aluminum alloy laminates under tension: Microscale plastic instabilities and the Portevin-Le Chatelier effect",
abstract = "The surface strain evolution in accumulative roll bonded aluminum alloys was studied in situ using digital image correlation. Laminated multicomponent materials, consisting of two ultrafine-grained aluminum alloys with different layer architectures (laminate and sandwich), were analyzed and compared to the pure alloys after the same number of accumulative roll bonding cycles. The results obtained show differences in the surface strain evolution of the accumulative roll bonded and differently stacked materials, which is attributed to microscale plastic instabilities.",
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note = "Funding information: The authors gratefully acknowledge the financial support of the German Research Council (DFG) under project GO741/19-1 and the Cluster of Excellence “Engineering of Advanced Materials” Erlangen-Nuremberg, which is funded within the framework of its “Excellence Initiative”. The authors are also very grateful to Novelis Switzerland SA for supplying the material.",
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T1 - Surface strain evolution of ultrafine-grained aluminum alloy laminates under tension

T2 - Microscale plastic instabilities and the Portevin-Le Chatelier effect

AU - Kurtovic, A.

AU - Niendorf, T.

AU - Hausöl, T.

AU - Höppel, H. W.

AU - Göken, M.

AU - Maier, H. J.

N1 - Funding information: The authors gratefully acknowledge the financial support of the German Research Council (DFG) under project GO741/19-1 and the Cluster of Excellence “Engineering of Advanced Materials” Erlangen-Nuremberg, which is funded within the framework of its “Excellence Initiative”. The authors are also very grateful to Novelis Switzerland SA for supplying the material.

PY - 2013/2/9

Y1 - 2013/2/9

N2 - The surface strain evolution in accumulative roll bonded aluminum alloys was studied in situ using digital image correlation. Laminated multicomponent materials, consisting of two ultrafine-grained aluminum alloys with different layer architectures (laminate and sandwich), were analyzed and compared to the pure alloys after the same number of accumulative roll bonding cycles. The results obtained show differences in the surface strain evolution of the accumulative roll bonded and differently stacked materials, which is attributed to microscale plastic instabilities.

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KW - Accumulative roll bonding

KW - Digital image correlation

KW - In situ characterization

KW - Multicomponent material

KW - Ultrafine-grained material

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