Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Andre Mussatto"'
Autor:
Merve Nur Doğu, Andre Mussatto, Mustafa Alp Yalçın, Seren Ozer, Kemal Davut, Muhannad Ahmed Obeidi, Ajay Kumar, Sarah Hudson, Darragh O'Neill, Robert O'Connor, Hengfeng Gu, Dermot Brabazon
Publikováno v:
Materials & Design, Vol 235, Iss , Pp 112406- (2023)
This study is focused on a comprehensive characterization of virgin and spatter IN939 powders and the effects of a certain amount of spatter powder on the part quality of IN939 fabricated by the L-PBF process. A brown tint coloration formed Al2O3 oxi
Externí odkaz:
https://doaj.org/article/efca8484f04049ce8c96e837565e49a9
Autor:
Andre Mussatto, Robert Groarke, Rajani K. Vijayaraghavan, Muhannad Ahmed Obeidi, Patrick J. McNally, Valeria Nicolosi, Yan Delaure, Dermot Brabazon
Publikováno v:
Journal of Materials Research and Technology, Vol 18, Iss , Pp 2672-2698 (2022)
Laser-powder bed fusion was identified as a promising technique for manufacturing metal matrix composites. However, over a decade later, little progress has been made in addressing the persisting issues hindering the wider exploitation and industrial
Externí odkaz:
https://doaj.org/article/eea00e6bd3754a01bf7022bcb65e3057
Autor:
Andre Mussatto
Publikováno v:
Results in Engineering, Vol 16, Iss , Pp 100769- (2022)
Additive manufacturing offers great potential and versatility for manufacturing high-quality and geometrically complex components. Multi-material laser-powder bed fusion is an emerging additive manufacturing approach where multiple materials are comb
Externí odkaz:
https://doaj.org/article/bd7677cf61f248b6be52298a7d36c3a3
Autor:
Muhannad Ahmed Obeidi, Alex Conway, Andre Mussatto, Merve Nur Dogu, Sithara P. Sreenilayam, Hasan Ayub, Inam Ul Ahad, Dermot Brabazon
Publikováno v:
Results in Materials, Vol 13, Iss , Pp 100264- (2022)
Achieving good surface profile and low levels of porosity are prime challenges in the Laser-Powder Bed Fusion (L-PBF) additive manufacturing technique. In order to optimise these properties, post-processing is often required. However, the compression
Externí odkaz:
https://doaj.org/article/f8978fcced8e4b72830cfaea0f51a7d8
Publikováno v:
Engineering Reports, Vol 3, Iss 5, Pp n/a-n/a (2021)
Abstract The use of metal matrix composites (MMCs) in a variety of products is significantly increasing with time due to the fact that their properties can be tailored and designed to suit specific applications. However, the future usage of MMC produ
Externí odkaz:
https://doaj.org/article/7a7b1f9771b14231934fc24caab6a6bb
Autor:
Andre Mussatto, Robert Groarke, Ahmed A-Hameed, Inam U.I. Ahad, Rajani K. Vijayaraghavan, Aidan O'Neill, Patrick McNally, Yan Delaure, Dermot Brabazon
Publikováno v:
Materials & Design, Vol 182, Iss , Pp - (2019)
In this work, a gas atomised stainless steel AISI 316L powder was used as metal matrix and SiC was employed as a nano reinforcement. The powders were experimentally characterised to determine the effect of the morphology, size, and levels of reinforc
Externí odkaz:
https://doaj.org/article/0d2fc687058b4d4e99bc007a734e40ec
Autor:
Robert Groarke, Cyril Danilenkoff, Sara Karam, Eanna McCarthy, Bastien Michel, Andre Mussatto, John Sloane, Aidan O’ Neill, Ramesh Raghavendra, Dermot Brabazon
Publikováno v:
Materials, Vol 13, Iss 23, p 5537 (2020)
Laser-Powder Bed Fusion (L-PBF) of metallic parts is a highly multivariate process. An understanding of powder feedstock properties is critical to ensure part quality. In this paper, a detailed examination of two commercial stainless steel 316L powde
Externí odkaz:
https://doaj.org/article/162e116cd5544fa0a251da5a62ff5b51
Autor:
Muhannad Ahmed Obeidi, Andre Mussatto, Merve Nur Dogu, Sithara P. Sreenilayam, Eanna McCarthy, Inam Ul Ahad, Shane Keaveney, Dermot Brabazon
Publikováno v:
Obeidi, Muhannad A. ORCID: 0000-0003-2733-3828 , Mussatto, Andre ORCID: 0000-0001-5335-7968 , Doğu, Merve Nur ORCID: 0000-0003-1843-6040 , Sreenilayam, Sithara ORCID: 0000-0002-5282-3645 , McCarthy, Éanna, Ahad, Inam Ul ORCID: 0000-0002-3802-6156 , Keaveney, Shane and Brabazon, Dermot ORCID: 0000-0003-3214-6381 (2022) Laser surface polishing of Ti-6Al-4V parts manufactured by laser powder bed fusion. Surface and Coatings Technology, 434 . p. 128179. ISSN 0257-8972
Poor surface quality of Additively Manufactured (AM) components, can greatly increase the overall cost and lead time of high-performance components. Examples are medical devices where surfaces may contact the patient’s skin and hence need to be smo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::421693c4dd2edae21506b6b7ebe9ae02
http://doras.dcu.ie/26728/
http://doras.dcu.ie/26728/
Autor:
Andre Mussatto, Robert Groarke, Rajani K. Vijayaraghavan, Cian Hughes, Muhannad Ahmed Obeidi, Merve Nur Doğu, Mustafa Alp Yalçin, Patrick J. McNally, Yan Delaure, Dermot Brabazon
Publikováno v:
Mussatto, Andre ORCID: 0000-0001-5335-7968 , Groarke, Robert, Vijayaraghavan, Rajani K. ORCID: 0000-0003-1096-448X , Hughes, Cian ORCID: 0000-0002-4863-733X , Obeidi, Muhannad A. ORCID: 0000-0003-2733-3828 , Doğu, Merve Nur ORCID: 0000-0003-1843-6040 , Yalçin, Mustafa A., McNally, Patrick J. ORCID: 0000-0003-2798-5121 , Delauré, Yan ORCID: 0000-0002-7151-9278 and Brabazon, Dermot ORCID: 0000-0003-3214-6381 (2022) Assessing dependency of part properties on the printing location in laser-powder bed fusion metal additive manufacturing. Materials Today Communications, 30 . ISSN 2352-4928
Despite the accelerated growth of laser-powder bed fusion in recent years, there are still major obstacles to be overcome before the technology enjoys truly widespread adoption. These include inconsistent part quality and repeatability issues linked
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::63194923c8a8e7ec345e094c5f0c588e
http://doras.dcu.ie/27252/
http://doras.dcu.ie/27252/
Autor:
Andre Mussatto, Robert Groarke, Rajani K. Vijayaraghavan, Muhannad Ahmed Obeidi, Ronan MacLoughlin, Patrick J. McNally, Valeria Nicolosi, Yan Delaure, Dermot Brabazon
Publikováno v:
Mussatto, Andre ORCID: 0000-0001-5335-7968 , Groarke, Robert, Vijayaraghavan, Rajani K. ORCID: 0000-0003-1096-448X , Obeidi, Muhannad A. ORCID: 0000-0003-2733-3828 , MacLoughlin, Ronan ORCID: 0000-0002-3164-1607 , McNally, Patrick J. ORCID: 0000-0003-2798-5121 , Nicolosi, Valeria ORCID: 0000-0002-7637-4813 , Delauré, Yan ORCID: 0000-0002-7151-9278 and Brabazon, Dermot ORCID: 0000-0003-3214-6381 (2022) Laser-powder bed fusion in-process dispersion of reinforcing ceramic nanoparticles onto powder beds via colloid nebulisation. Materials Chemistry and Physics, 287 . ISSN 0254-0584
Functionally grading material composition in laser-powder bed fusion grants the potential for manufacturing complex components with tailored properties. The challenge in achieving this is that the current laser-powder bed fusion machine technology is
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f68a32b77b07b8c3e9272c643e0240a8
https://doi.org/10.1016/j.matchemphys.2022.126245
https://doi.org/10.1016/j.matchemphys.2022.126245