Zobrazeno 1 - 10
of 53
pro vyhledávání: '"Ondřej Hilšer"'
Autor:
Przemysław Snopiński, Michal Kotoul, Jindřich Petruška, Stanislav Rusz, Krzysztof Żaba, Ondřej Hilšer
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-16 (2023)
Abstract In this study, microstructural features direct metal laser melted (DMLM) aluminium–silicon-magnesium (AlSi10Mg) are investigated using advanced transmission electron microscopy (TEM) and high-resolution TEM (HRTEM). The focus is on post-pr
Externí odkaz:
https://doaj.org/article/d0b088cebe0345b3a4231e84ae7acaf9
Autor:
Przemysław Snopiński, Ondřej Hilšer
Publikováno v:
Materials, Vol 17, Iss 16, p 4098 (2024)
In this article, the evolution of microstructural characteristics of selectively laser-melted AlSi10Mg alloy subjected to equal channel angular pressing (ECAP) is investigated. The microstructures were analyzed in detail using scanning electron micro
Externí odkaz:
https://doaj.org/article/6c107b2be994436f904ff6409789de7d
Autor:
Maciej Balcerzak, Stanislav Rusz, Radek Čada, Martin Pastrňák, Ondřej Hilšer, Miroslav Greger
Publikováno v:
Materials, Vol 17, Iss 13, p 3168 (2024)
The article presents the results of numerical simulations and experimental tests of plastic forming sheets made from the difficult-to-deform nickel alloy Inconel 718 with a thickness of 1 mm, using punches made from elastomeric materials with hardnes
Externí odkaz:
https://doaj.org/article/4590fd7767bd43d1a823e9fdd14b5ca1
Publikováno v:
Materials, Vol 16, Iss 23, p 7418 (2023)
In this paper, we present a complete characterization of the microstructural changes that occur in an LPBF AlSi10Mg alloy subjected to various post-processing methods, including equal-channel angular pressing (ECAP), KoBo extrusion, and multi-axial f
Externí odkaz:
https://doaj.org/article/f4e827352ce0408aaff88c70f08a062b
Autor:
Przemysław Snopiński, Michal Kotoul, Jindřich Petruška, Stanislav Rusz, Krzysztof Żaba, Ondřej Hilšer
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-1 (2023)
Externí odkaz:
https://doaj.org/article/492cdfac40b74a92bc14ba76e269fabf
Publikováno v:
Materials, Vol 16, Iss 12, p 4288 (2023)
In this work, we used an AlSi10Mg alloy produced by selective laser melting (SLM) to study the effects of build direction and deformation temperature on the grain refinement process. Two different build orientations of 0° and 90° and deformation te
Externí odkaz:
https://doaj.org/article/45621464416e494081ab0330bcd0d353
Autor:
Przemysław Snopiński, Anna Woźniak, Dariusz Łukowiec, Krzysztof Matus, Tomasz Tański, Stanislav Rusz, Ondřej Hilšer
Publikováno v:
Symmetry, Vol 14, Iss 4, p 674 (2022)
In the selective laser melting process (SLM), the region irradiated by the laser beam is melted and quickly solidified, forming solidification lines (laser scan tracks) with symmetrical shapes. Because of the unique (rapid) crystallization conditions
Externí odkaz:
https://doaj.org/article/c88fc02c87b44743b73e68ee269fb359
Publikováno v:
Materials; Volume 16; Issue 12; Pages: 4288
In this work, we used an AlSi10Mg alloy produced by selective laser melting (SLM) to study the effects of build direction and deformation temperature on the grain refinement process. Two different build orientations of 0° and 90° and deformation te
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=multidiscipl::fb2bb5cb80215fbb3c8371fb9531fed8
Publikováno v:
Transactions of the VŠB-Technical University of Ostrava, Mechanical Series, Vol 62, Iss 1, Pp 26-37 (2016)
Article is devoted to analysis of ECAP (Equal Channel Angular Pressing) method, which uses a high degree of deformation to achieve a very fine-grained structure of formed material. Utilization of The ECAP technology enables attainment of required pro
Externí odkaz:
https://doaj.org/article/175a9d9d24374399baca04c6b165c479
Autor:
Ondřej Hilšer, Stanislav Rusz, Wojciech Maziarz, Jan Dutkiewicz, Tomasz Tański, Przemysław Snopiński, Jan Džugan
Publikováno v:
Acta Metallurgica Slovaca, Vol 23, Iss 3 (2017)
Equal channel angular pressing (ECAP) method was used for achieving very fine-grained structure and increased mechanical properties of AZ31 magnesium alloy. The experiments were focused on the, in the initial state, hot extruded alloy. ECAP process w
Externí odkaz:
https://doaj.org/article/92c03bc91be546e49a130f15769b4ba2