Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Lukas, Stepien"'
Accuracy of Three-dimensional Scan Technology and Its Possible Function in the Field of Hand Surgery
Autor:
Michele Rudari, MD, Joseph Breuer, Hannes Lauer, Dipl.-Ing., Lukas Stepien, Dr.-Ing., Elena Lopez, Prof., Adrian Dragu, MD, Prof., Seyed A. Alawi, MD, PD
Publikováno v:
Plastic and Reconstructive Surgery, Global Open, Vol 12, Iss 4, p e5745 (2024)
Background:. Three-dimensional (3D) technology has become a standard manufacturing element in many industries and has gained significant interest in plastic surgery. The 3D scans are widely used for patient communication, virtual surgery planning, an
Externí odkaz:
https://doaj.org/article/80a9993f7026478a8567f51ad7b15f3b
Autor:
Michael Mayerhofer, Stefan Brenner, Marcel Dickmann, Michael Doppler, Samira Gruber, Ricardo Helm, Elena Lopez, Verena Maier, Johannes Mitteneder, Carsten Neukirchen, Vesna Nedeljkovic-Groha, Bernd Reinarz, Michael Schuch, Lukas Stepien, Günther Dollinger
Publikováno v:
Instruments, Vol 8, Iss 3, p 39 (2024)
Linear particle accelerators (Linacs) are primarily composed of radio frequency cavities (cavities). Compared to traditional manufacturing, Laser Powder Bed Fusion (L-PBF) holds the potential to fabricate cavities in a single piece, enhancing Linac p
Externí odkaz:
https://doaj.org/article/866989adc9084f61a37d7a44060b02af
Autor:
Michael Mayerhofer, Stefan Brenner, Ricardo Helm, Samira Gruber, Elena Lopez, Lukas Stepien, Gerald Gold, Günther Dollinger
Publikováno v:
Instruments, Vol 7, Iss 4, p 56 (2023)
Compared to conventional manufacturing, additive manufacturing (AM) of radio frequency (RF) cavities has the potential to reduce manufacturing costs and complexity and to enable higher performance. This work evaluates whether normal conducting side-c
Externí odkaz:
https://doaj.org/article/3098ddcd81904f039fefc322abed5b9a
Autor:
Julius Hendl, Sina Daubner, Axel Marquardt, Lukas Stepien, Elena Lopez, Frank Brückner, Christoph Leyens
Publikováno v:
Applied Sciences, Vol 11, Iss 21, p 9875 (2021)
Additive manufacturing has been considered a suitable process for developing high-performance parts of medical or aerospace industries. The electron beam powder bed fusion process, EB-PBF, is a powder bed fusion process carried out in a vacuum, in wh
Externí odkaz:
https://doaj.org/article/86b338daa4994e7b8e64cdaf6daa4ea8
Autor:
Juliane Moritz, Mirko Teschke, Axel Marquardt, Lukas Stepien, Elena López, Frank Brückner, Marina Macias Barrientos, Frank Walther, Christoph Leyens
Publikováno v:
Metals, Vol 11, Iss 7, p 1093 (2021)
Gamma titanium aluminides are very interesting for their use in high-performance applications such as aircraft engines due to their low density, high stiffness and favorable high-temperature properties. However, the pronounced brittleness of these in
Externí odkaz:
https://doaj.org/article/d5eef1b7855741d698d29e6d5e158b72
Publikováno v:
Materials, Vol 14, Iss 13, p 3642 (2021)
So far, copper has been difficult to process via laser powder bed fusion due to low absorption with the frequently used laser systems in the infrared wavelength range. However, green laser systems have emerged recently and offer new opportunities in
Externí odkaz:
https://doaj.org/article/5b5c2d179f9142fc8c10ee4de79ac897
Autor:
Tomasz Gredes, Sandra Schönitz, Tomasz Gedrange, Lukas Stepien, Karol Kozak, Christiane Kunert-Keil
Publikováno v:
Biomaterials Research, Vol 21, Iss 1, Pp 1-12 (2017)
Abstract Background The objective of this study was to investigate the in vivo effect of bioactive composites with poly(lactic acid) (PLA) or polycaprolactone (PCL) as the matrix, reinforced with bioplastic flax fibers, on the surrounding muscle tiss
Externí odkaz:
https://doaj.org/article/d79aebb831fa4e13bdf93f6a479896cc
Autor:
Juliane Moritz, Philipp Götze, Tom Schiefer, Lukas Stepien, Annett Klotzbach, Jens Standfuß, Elena López, Frank Brückner, Christoph Leyens
Publikováno v:
Metals, Vol 11, Iss 2, p 265 (2021)
Hybrid joints consisting of metals and fiber-reinforced polymer composites exhibit highly desirable properties for many lightweight design applications. This study investigates the potential of additively manufactured surface structures for enhancing
Externí odkaz:
https://doaj.org/article/516ec3e6ea584c55857a9fdb19298603
Autor:
Juliane Moritz, Mirko Teschke, Axel Marquardt, Lukas Stepien, Elena López, Frank Brueckner, Frank Walther, Christoph Leyens
In powder bed fusion additive manufacturing, the volumetric energy density E V is a commonly used parameter to quantify process energy input. However, recent results question the suitability of E V as a design parameter, as varying the contributing p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e7a2ff3f27ea6c004b1b40d76b4feeb9
https://publica.fraunhofer.de/handle/publica/440272
https://publica.fraunhofer.de/handle/publica/440272
Autor:
Dirk Dittrich, Jan Hauptmann, Samira Gruber, Christoph Leyens, Jens Standfuß, Lukas Stepien, Andreas Wetzig, Marko Seifert, Holger Hillig, Frank Brückner, Maria Barbosa, Elena López, Patrick Herwig
Publikováno v:
PhotonicsViews. 18:32-36
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::247d038b13b949f2a47bbe2809921e48
https://doi.org/10.1002/phvs.202100065
https://doi.org/10.1002/phvs.202100065