Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Axel Marquardt"'
Autor:
Michael Müller, Stefan Enghardt, Martin Kuczyk, Mirko Riede, Elena López, Frank Brueckner, Axel Marquardt, Christoph Leyens
Publikováno v:
Materials & Design, Vol 238, Iss , Pp 112667- (2024)
The development of new high temperature materials for coatings as well as structural components is an important topic to contribute to a higher efficiency and sustainability of e.g. gas turbine engines. One promising new class of high temperature mat
Externí odkaz:
https://doaj.org/article/1e7ccec0d8024f2fa871a5236eec100f
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
Autor:
Hakan Dumlu, Axel Marquardt, Elias M. Zirdehi, Fathollah Varnik, Yucen Shen, Klaus Neuking, Gunther Eggeler
Publikováno v:
Materials, Vol 14, Iss 3, p 481 (2021)
In the present work, we study the role of programming strain (50% and 100%), end loads (0, 0.5, 1.0, and 1.5 MPa), and chemical environments (acetone, ethanol, and water) on the exploitable stroke of linear shape memory polymer (SMP) actuators made f
Externí odkaz:
https://doaj.org/article/19a653268db64ed5a31738a65238c283
Autor:
Ehsan Ghobadi, Axel Marquardt, Elias Mahmoudinezhad Zirdehi, Klaus Neuking, Fathollah Varnik, Gunther Eggeler, Holger Steeb
Publikováno v:
International Journal of Polymer Science, Vol 2018 (2018)
In this contribution, diffusion of water, acetone, and ethanol into a polymer matrix has been studied experimentally and numerically by finite element approaches. Moreover, the present study reports an assessment of different thermomechanical conditi
Externí odkaz:
https://doaj.org/article/00b25fa10b8144e4a5a961cfc8066688
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:
Maximilian Buchholz, Samira Gruber, Alex Selbmann, Axel Marquardt, Lucas Meier, Michael Müller, Lukas Seifert, Christoph Leyens, Martin Tajmar, Christian Bach
Publikováno v:
CEAS Space Journal.
This contribution describes the investigation of flow channels which are designed to be directly integrated into an aerospike engine by means of additive manufacturing with laser powder bed fusion (LPBF). During the experimental testing of a previous
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::de3bc7a66780ab0ea7afb480a03374b9
https://doi.org/10.1007/s12567-022-00476-7
https://doi.org/10.1007/s12567-022-00476-7
Publikováno v:
Progress in Additive Manufacturing.
Electron beam powder bed fusion (EB-PBF) is a powder-bed fusion additive manufacturing process, which is suitable for fabricating high-performance parts for a wide range of industrial applications, such as medical and aerospace. Due to its deep curin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4e6c5a0494f505a1436175d33f47bce9
https://doi.org/10.1007/s40964-022-00338-y
https://doi.org/10.1007/s40964-022-00338-y
Autor:
Alex Selbmann, Samira Gruber, Lukas Stepien, Elena López, Axel Marquardt, Frank Brückner, Christoph Leyens
Publikováno v:
Laser 3D Manufacturing IX.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c6ce57ca4c69694c27f2de4c275e477f
https://doi.org/10.1117/12.2608954
https://doi.org/10.1117/12.2608954
Publikováno v:
PhotonicsViews. 18:40-42
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::40f463eed42bf5e86b5c0cd2f74764b5
https://doi.org/10.1002/phvs.202100052
https://doi.org/10.1002/phvs.202100052