Zobrazeno 1 - 10 of 13 pro vyhledávání: '"Nora Dahdah"'
1
Characterisation of 3D strain heterogeneity at the microstructure scale during Low Cycle Fatigue of an AlSi7Cu3Mg alloy at 250°C
Autor: Nathalie Limodin, Nora Dahdah, Long Wang, Ahmed El Bartali, Jean-François Witz, Jean-Yves Buffiere, Eric Charkaluk
Publikováno v: International Journal of Fatigue
International Journal of Fatigue, In press, 172, pp.107476. ⟨10.1016/j.ijfatigue.2022.107476⟩
International audience; 3D tomographic images of a cast AlSi7Cu3Mg alloy were obtained using synchrotron X-ray tomography during in-situ Low Cycle Fatigue tests at 250°C. While image analysis highlights the role of eutectic Si particles close to por
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::45af9463a9988399af7928aa2285d101
https://hal.science/hal-03956178/file/limodin_IJF_2022_HAL.pdf
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2
Damage Investigation in A319 Aluminium Alloy by X-ray Tomography and Digital Volume Correlation duringIn SituHigh-Temperature Fatigue Tests
Autor: Nora Dahdah, Rian Seghir, Eric Charkaluk, Jean-Yves Buffiere, A. El Bartali, Jean-François Witz, Nathalie Limodin
Publikováno v: Strain. 52:324-335
The aim of this work is to analyse the strain field heterogeneity in an aluminium alloy subjected to low-cycle fatigue at high temperature. In the cylinder heads produced by a lost-foam casting process, the microstructure of the studied alloy consist
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::7530144d26f652cd4700a06430d5b0cb
https://doi.org/10.1111/str.12193
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3
Low Cycle Fatigue of a Lost Foam Cast Al-Si-Cu alloy: study of the damage mechanisms with X-ray tomography and Digital Volume Correlation
Autor: Nathalie Limodin, Long Wang, Nora Dahdah, Ahmed El Bartali, Jean-Francois Witz, Rian Seghir, Eric Charkaluk, Jean-Yves Buffiere
Publikováno v: Fatigue 2018
Fatigue 2018, May 2018, Poitiers, France
HAL
Fatigue 2018, May 2018, Poitiers, France. 2018, 〈http://fatigue2018.events-sudcongresconseil.com/AbstractList.aspx?e=676&preview=1&aig=-1&ai=16385〉
International audience
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e6f4e0311edb74d4de2c749f50d5185b
https://hal.science/hal-01807449
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4
Application de la tomographie à rayons X à la caractérisation de la microstructure et des mécanismes d'endommagement d'un alliage AlSi7Cu3
Autor: Long Wang, Nora Dahdah, Nathalie Limodin, Ahmed El Bartali, Jean-Francois Witz, Jean-Yves Buffiere, David Balloy, Amina Tandjaoui, Philippe Quaegebeur, Eric Charkaluk
Publikováno v: XIIe Colloque Rayons X et Matière, recueil des résumés
XIIe Colloque Rayons X et Matière
XIIe Colloque Rayons X et Matière, Nov 2017, Lille, France. pp.91
HAL
XIIe Colloque Rayons X et Matière, Nov 2017, Lille, France. XIIe Colloque Rayons X et Matière, recueil des résumés, pp.91, 2017, 〈http://www.rayonsxetmatiere.org/wp-content/uploads/2017/11/RX2017-recueil_des_resumes_final_LR.pdf〉
National audience
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::1b60eea959c2693715a4f76d444319d2
https://hal.archives-ouvertes.fr/hal-01736338
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5
Isothermal low cycle fatigue of a lost foam cast Al-Si-Cu alloy: study of the damage mechanisms with synchrotron X-ray tomography and Digital Volume Correlation
Autor: Nathalie Limodin, Long Wang, Nora Dahdah, Ahmed El Bartali, Jean-Francois Witz, Rian Seghir, Eric Charkaluk, Jean-Yves Buffiere
Publikováno v: LCF8 Eighth International Conference on Low Cycle Fatigue
LCF8 Eighth International Conference on Low Cycle Fatigue, Jun 2017, Dresden, Germany. DVM, pp.41, 2017, LCF8 Eighth International Conference on Low Cycle Fatigue
HAL
LCF8 Eighth International Conference on Low Cycle Fatigue, Jun 2017, Dresden, Germany. pp.41
International audience; Al-Si-Cu alloys manufactured by the Lost Foam Casting process have a complex microstructure. In order to study its role on damage under loading conditions representative of the in-service conditions of automotive cylinder head
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::ed47390f06ef6e0b90790b92cc61b9a3
https://hal.archives-ouvertes.fr/hal-01617612
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6
Amorçage et propagation de fissures de fatigue dans un alliage Al‐Si A319 lors d'essais in situ de fatigue oligocyclique sous tomographie synchrotron
Autor: Bartali El, Nora Dahdah, Wang Long, Nathalie Limodin, Jean‐françois Witz, Eric Charkaluk, Jean‐yves Buffière
Publikováno v: S24-Fissuration en fatigue
S24-Fissuration en fatigue, 2017
HAL
CFM 2017-23ème Congrès Français de Mécanique
CFM 2017-23ème Congrès Français de Mécanique, Aug 2017, Lille, France
Colloque avec actes et comité de lecture. Internationale.; International audience; Dans l'industrie automobile, le procédé généralement utilisé pour la fabrication des culasses est le moulage en coquille par gravité. Il est progressivement rem
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::98e22a19c2fcd7da077d7b3b3337e518
https://hal.archives-ouvertes.fr/hal-01669965
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8
In situ 3D characterization of high temperature fatigue damage mechanisms in a cast aluminum alloy using synchrotron X-ray tomography
Autor: Fabien Szmytka, Ahmed El Bartali, Alain Köster, Vincent Maurel, Jean-Yves Buffiere, Jean-François Witz, Eric Charkaluk, Nora Dahdah, Nathalie Limodin, Sebastien Dezecot
Publikováno v: Scripta Materialia
Scripta Materialia, Elsevier, 2016, 113, pp.254-258. ⟨10.1016/j.scriptamat.2015.11.017⟩
Scripta Materialia, Elsevier, 2016, 113, pp.254-258. 〈10.1016/j.scriptamat.2015.11.017〉
International audience; Fatigue tests were performed at 250 °C on a cast AlSi7Cu3Mg aluminum alloy and monitored with Synchrotron in situ X-ray tomography in order to understand the micro-mechanisms of crack initiation and propagation. The analysis
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1da244a5fa21dd79f301b59024698a99
https://hal.archives-ouvertes.fr/hal-01255815
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9
Influence of the casting microstructure on LCF damage mechanisms in an Al-Si alloy using X-ray tomography
Autor: Ahmed El Bartali, Long Wang, Nora Dahdah, Nathalie Limodin, Jean-Francois Witz, Rian Seghir, Jean-Yves Buffiere, Eric Charkaluk
Publikováno v: 26th Colloquium on Fatigue mechanisms (Abstracts only)
26th Colloquium on Fatigue mechanisms
26th Colloquium on Fatigue mechanisms, Mar 2015, Brno, Czech Republic. 26th Colloquium on Fatigue mechanisms (Abstracts only), 2015
HAL
26th Colloquium on Fatigue mechanisms, Mar 2015, Brno, Czech Republic
International audience
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::38aa5bbaa208359bae8fb06ee1b91eb6
https://hal.archives-ouvertes.fr/hal-01736324
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10
Influence of the Lost Foam Casting Microstructure on Low Cycle Fatigue Damage of A319 Aluminum Alloy
Autor: Ahmed El Bartali, Eric Charkaluk, Nora Dahdah, Nathalie Limodin, Long Wang, Rian Seghir, Jean-François Witz, Jean-Yves Buffiere
Publikováno v: Proceedings of the 2nd International Congress on 3D Materials Science
Proceedings of the 2nd International Congress on 3D Materials Science, 2014, Unknown, Unknown or Invalid Region. pp.97--102, 2014
Scopus-Elsevier
Proceedings of the 2nd International Congress on 3D Materials Science, 2014, Unknown, Unknown Region. pp.97--102
Proceedings of the 2nd International Congress on 3D Materials Science ISBN: 9783319485959
2nd International Congress on 3D Materials Science
Nathalie Limodin
HAL
In cast aluminum alloys used in the automotive industry the microstructure inherited from the foundry process has a strong influence upon the fatigue behavior. In the cylinder heads produced by the Lost Foam Casting process, the microstructure consis
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ced9be1dcc4d12b71773ab5a9cbc90cb
https://hal.archives-ouvertes.fr/hal-01668786
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