Výsledky vyhledávání - "Wim H. Sillekens"

In situ investigation of the Columnar-to-Equiaxed Transition during directional solidification of Al–20 wt.%Cu alloys on Earth and in microgravity

Autor: Guillaume Reinhart, Henri Nguyen-Thi, F. Ngomesse, David J. Browne, H. Soltani, Wim H. Sillekens, Gerhard Zimmermann

Publikováno v: Acta Materialia
Acta Materialia, Elsevier, 2021, 221, pp.117401. ⟨10.1016/j.actamat.2021.117401⟩
Acta Materialia, 2021, 221, pp.117401. ⟨10.1016/j.actamat.2021.117401⟩

International audience; Solidification experiments on Al-20wt.%Cu alloys with grain refiner were performed in a Bridgman-type furnace to investigate the impact of gravity-driven phenomena on the Columnar-to-Equiaxed Transition (CET) during directiona

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::87a5d937a4633df9d5752fee679b4b8e
https://hal.archives-ouvertes.fr/hal-03413880

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Percolating Reaction-Diffusion Waves (PERWAVES) — Sounding Rocket Combustion Experiments

Autor: Sebastien Vincent-Bonnieu, Samuel Goroshin, Antonio Verga, Yuriy Shoshin, Jan Palecka, Jeffrey M. Bergthorson, Jean-Régis Angilella, Andrew J. Higgins, Burkhard Schmitz, Andreas Stein, Wim H. Sillekens, Philip de Goey, Hergen Oltmann

Publikováno v: Acta Astronautica, 177. Pergamon Press Ltd.

Percolating reaction–diffusion waves in disordered random media are encountered in many branches of modern science, ranging from physics and biology to material science and combustion. Most disordered reaction–diffusion systems, however, have com

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1212dd4ca2528acad24395834391908a
https://research.tue.nl/nl/publications/715abe01-065b-4168-9d60-cacf52dd3af8

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α-Mg primary phase formation and dendritic morphology transition in solidification of a Mg-Nd-Gd-Zn-Zr casting alloy

Autor: Daniele Casari, Wim H. Sillekens, Ragnvald H. Mathiesen, Yanjun Li, Ken Vidar Falch, Rainer Schmid-Fetzer, Jesper Friis, Dongdong Zhao, Inga Gudem Ringdalen, Wajira Mirihanage

Publikováno v: Casari, D, Mirihanage, W, Falch, K V, Ringdalen, I G, Friis, J, Schmid-Fetzer, R, Zhao, D, Li, Y, Sillekens, W H & Mathiesen, R H 2016, ' α-Mg primary phase formation and dendritic morphology transition in solidification of a Mg-Nd-Gd-Zn-Zr casting alloy ', Acta Materialia, vol. 116, pp. 177–187 . https://doi.org/10.1016/j.actamat.2016.06.035

Microstructure evolution in the commercial Mg-Nd-Gd-Zn-Zr alloy Elektron 21, solidified under nearly isothermal conditions, has been studied via in-situ X-ray radiography. For cooling rates T ˙ ≤0.075 K/s, primary equiaxed α-Mg dendrites undergo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4fe8c544817b55edf3d4d753b0d8c22f
https://doi.org/10.1016/j.actamat.2016.06.035

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Reinforcement of magnesium Elektron 21 with aluminium nitride (AlN) nanoparticles dispersed using a travelling magnetic field

Autor: Wim H. Sillekens, R. Daudin, Laurent Davoust, Yves Fautrelle, Mariano Garrido, Luc Salvo

Publikováno v: Metallurgical Research & Technology
Metallurgical Research & Technology, EDP Sciences, 2020, 117 (2), ⟨10.1051/metal/2020016⟩
'Metallurgical Research & Technology ', vol: 117, pages: 203-1-203-9 (2020)
Metallurgical Research & Technology, EDP Sciences, 2020, 117 (2), pp.203. ⟨10.1051/metal/2020016⟩

International audience; Magnesium alloy Elektron 21 is commonly used in aerospace structural parts in which good creep resistance and lightness are required. This alloy maintains good mechanical properties at temperatures as high as 200 °C. One mech

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0e5b5b9f15fb80bb65757dbc6c44507c
https://doi.org/10.1051/metal/2020016

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Columnar and Equiaxed Solidification of Al-7 wt.% Si Alloys in Reduced Gravity in the Framework of the CETSOL Project

Publikováno v: JOM Journal of the Minerals, Metals and Materials Society
JOM Journal of the Minerals, Metals and Materials Society, Springer Verlag (Germany), 2017, 69 (8), pp.1269-1279. ⟨10.1007/s11837-017-2397-4⟩
JOM Journal of the Minerals, Metals and Materials Society, Springer Verlag (Germany), 2017, 69 (8), pp.1269-1279. 〈10.1007/s11837-017-2397-4〉
JOM Journal of the Minerals, Metals and Materials Society, 2017, 69 (8), pp.1269-1279. ⟨10.1007/s11837-017-2397-4⟩

International audience; During casting, often a dendritic microstructure is formed, resulting in a columnar or an equiaxed grain structure, or leading to a transition from columnar to equiaxed growth (CET). The detailed knowledge of the critical para

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::99541dfc0ce4c302076aa788ee7d3fb8
https://hal-mines-paristech.archives-ouvertes.fr/hal-01543661

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The Use of In Situ X-ray Imaging Methods in the Research and Development of Magnesium-Based Grain-Refined and Nanocomposite Materials

Autor: Daniele Casari, Luc Salvo, R. Daudin, Wajira Mirihanage, E. Guo, Ragnvald H. Mathiesen, S. Terzi, Wim H. Sillekens, Pierre Lhuissier, Peter D. Lee

Publikováno v: Sillekens, W H, Casari, D, Mirihanage, W U, Terzi, S, Mathiesen, R H, Salvo, L, Daudin, R, Lhuissier, P, Guo, E & Lee, P D 2016, ' The Use of In Situ X-ray Imaging Methods in the Research and Development of Magnesium-Based Grain-Refined and Nanocomposite Materials ', JOM, vol. 68, no. 12, pp. 3042-3050 . https://doi.org/10.1007/s11837-016-2130-8
JOM Journal of the Minerals, Metals and Materials Society
JOM Journal of the Minerals, Metals and Materials Society, Springer Verlag (Germany), 2016, 68 (12), pp.3042-3050. ⟨10.1007/s11837-016-2130-8⟩
JOM Journal of the Minerals, Metals and Materials Society, 2016, 68 (12), pp.3042-3050. ⟨10.1007/s11837-016-2130-8⟩

Metallurgists have an ever-increasing suite of analytical techniques at their disposition. Among these techniques are the in situ methods, being those approaches that are designed to actually study events that occur in the material during for instanc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::722a48ebfab8db1c2947b9a88e7bb290
https://www.research.manchester.ac.uk/portal/en/publications/the-use-of-in-situ-xray-imaging-methods-in-the-research-and-development-of-magnesiumbased-grainrefined-and-nanocomposite-materials(e9ef8f9f-e530-4baa-93cc-107b1f923b5b).html

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