Hot cracking in Al–Mg–Si alloy laser welding – operating parameters and their effects

Autor: Sorin Ignat, Eugen Cicala, G. Duffet, H. Andrzejewski, Dominique Grevey

Publikováno v: Materials Science and Engineering: A. 395:1-9

Hot cracking is a phenomenon that frequently occurs in the laser welding of some “special” alloys, such as the aluminium–magnesium–silicon type. Each occurrence of this phenomenon needs to be studied in itself, taking into account not only th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::97659719f75b7e949f21d390eccc5c59
https://doi.org/10.1016/j.msea.2004.11.026

Optimisation of refractory coatings realised with cored wire addition using a high-power diode laser

Autor: Bernard Vannes, Florent Moures, Eugen Cicala, Sorin Ignat, Pierre Sallamand, Dominique Grevey

Publikováno v: Surface and Coatings Technology
Surface and Coatings Technology, Elsevier, 2005, 200 (7), pp.2283-2292. 〈10.1016/j.surfcoat.2004.10.135〉
Surface and Coatings Technology, Elsevier, 2005, 200 (7), pp.2283-2292. ⟨10.1016/j.surfcoat.2004.10.135⟩

Laser; Cladding; Refractory alloys; Factorial experiments; International audience; The objective or our research was to obtain refractory alloys using the high-power diode laser (HPDL) coating technique. After optimisation using factorial experiments

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9ee4bbdc70cfe955f942c0dec740399e
https://hal.archives-ouvertes.fr/hal-00453303

Gas protection optimization during Nd:YAG laser welding

Autor: Eugen Cicala, Dominique Grevey, Pierre Sallamand, Sorin Ignat

Publikováno v: Optics and Laser Technology
Optics and Laser Technology, Elsevier, 2004, 37 (8), pp.647-651. 〈10.1016/j.optlastec.2004.08.015〉

International audience; Many laser processes, such as welding or surface treatments are associated with an undesired phenomenon, which is oxidation. The solution commonly employed to solve this problem approaches the shielding gas and/or the shieldin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b74bdea49c3c394ea29efdbab365e751
https://hal.archives-ouvertes.fr/hal-00463915

Magnesium alloys laser (Nd:YAG) cladding and alloying with side injection of aluminium powder

Autor: Sorin Ignat, Dominique Grevey, Michel Lambertin, Pierre Sallamand

Publikováno v: Applied Surface Science
Applied Surface Science, Elsevier, 2003, 225 (1-4), pp.124-134. 〈10.1016/j.apsusc.2003.09.043〉
Applied Surface Science, Elsevier, 2003, 225 (1-4), pp.124-134. ⟨10.1016/j.apsusc.2003.09.043⟩

International audience; The development of the high purity magnesium alloys (such as WE43) incites the designers to reconsider them, and the car industry appears, these days, the most interested to use this kind of alloy. However, due to their ignita

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::30256c9b9f3557c069e953d25a1e73f8
https://hal.archives-ouvertes.fr/hal-00463954

MoSi2 laser cladding—A new experimental procedure: double-sided injection of MoSi2 and ZrO2

Autor: Bernard Vannes, Dominique Grevey, Sorin Ignat, Eugen Cicala, Alexandru Nichici, Pierre Sallamand

Publikováno v: Surface and Coatings Technology
Surface and Coatings Technology, Elsevier, 2003, 172 (2-3), pp.233-241. ⟨10.1016/S0257-8972(03)00441-9⟩
Surface and Coatings Technology, Elsevier, 2003, 172 (2-3), pp.233-241. 〈10.1016/S0257-8972(03)00441-9〉

International audience; In the last decade, development of low density advanced material systems for service at temperatures up to 1300 °C was one of the goals of many researches. This kind of material should mainly have moderate fracture toughness

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f7aa071ef1ee2a3238dbd98822f12e7d
https://hal.archives-ouvertes.fr/hal-00463984