Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Dirk Lehmhus"'
Publikováno v:
Sensors, Vol 24, Iss 9, p 2933 (2024)
Detection and characterization of hidden defects, impurities, and damages in homogeneous materials like aluminum die casting materials, as well as composite materials like Fiber–Metal Laminates (FML), is still a challenge. This work discusses metho
Externí odkaz:
https://doaj.org/article/2824749184b5403da7bf30bef6a25161
Autor:
Dirk Lehmhus
Publikováno v:
Metals, Vol 14, Iss 3, p 334 (2024)
The present text is the second part of an editorial written for a Special Issue entitled Advances in Metal Casting Technology [...]
Externí odkaz:
https://doaj.org/article/66b9e9efb1784abcbc4cc367573e3de2
Autor:
Jörg Weise, Birgit Uhrlaub, Dirk Lehmhus, Joachim Baumeister, Kerstin Hantzsche, Karsten Thiel
Publikováno v:
Materials, Vol 17, Iss 2, p 498 (2024)
A new approach to produce nanoporous metals has been investigated, which is based on the dealloying of bi- or multi-component alloys. Depletion and pore formation of the alloy substrate are obtained by the transport of certain alloy components at hig
Externí odkaz:
https://doaj.org/article/60f77fc12e3a4ce7954aaf16378bb7aa
Autor:
Dirk Lehmhus
Publikováno v:
Metals, Vol 12, Iss 11, p 1959 (2022)
Metal casting is among the oldest primary shaping processes known to humanity [...]
Externí odkaz:
https://doaj.org/article/1828d90b4d0b427fb4db20c784e464b1
Publikováno v:
Materials, Vol 15, Iss 20, p 7386 (2022)
The present study is dedicated to the evaluation of the mechanical properties of an additively manufactured (AM) aluminum alloy and their dependence on temperature and build orientation. Tensile test samples were produced from a standard AlSi10Mg all
Externí odkaz:
https://doaj.org/article/157ceeaef9b042489fc6f6efbd65887c
Autor:
Jörg Weise, Dirk Lehmhus, Jaqueline Sandfuchs, Matthias Steinbacher, Rainer Fechte-Heinen, Matthias Busse
Publikováno v:
Materials, Vol 14, Iss 16, p 4358 (2021)
Metal foam inserts are known for their high potential for weight and vibration reduction in composite gear wheels. However, most metal foams do not meet the strength requirements mandatory for the transfer of sufficiently high levels of torque by the
Externí odkaz:
https://doaj.org/article/5734ce0750d84f1c9103573e54b5ea82
Autor:
Dirk Lehmhus, Thorsten Wuest, Stefan Wellsandt, Stefan Bosse, Toshiya Kaihara, Klaus-Dieter Thoben, Matthias Busse
Publikováno v:
Sensors, Vol 15, Iss 12, Pp 32079-32122 (2015)
Integration of sensors into various kinds of products and machines provides access to in-depth usage information as basis for product optimization. Presently, this large potential for more user-friendly and efficient products is not being realized be
Externí odkaz:
https://doaj.org/article/b2fa978822344e98a66c518fd6c5e8e7
Publikováno v:
Materials, Vol 13, Iss 11, p 2566 (2020)
In this study, iron-based metal matrix syntactic foam (MMSF) containing hollow glass microspheres as filler was investigated with respect to notch sensitivity aspects. The MMSF was produced by means of metal powder injection molding. The notch sensit
Externí odkaz:
https://doaj.org/article/ae4e2a590aa34aa291e3bc52e50cc029
Publikováno v:
Metals, Vol 9, Iss 12, p 1241 (2019)
For AlSi7 foams, microstructure modification by variation of solidification rates and addition of Sr, B and TiB2/TiAl3 was investigated and its transfer to powder metallurgical metal foaming processes demonstrated. Microstructural characterization fo
Externí odkaz:
https://doaj.org/article/cb3e8ac97d154be592e8c7a4c916be9e
Autor:
Stefano Mariani, Francesco Ciucci, Dirk Lehmhus, Thomas B. Messervey, Alberto Vallan, Stefan Bosse, Francisco Falcone
Publikováno v:
Proceedings, Vol 4, Iss 1, p 52 (2019)
This issue of Proceedings gathers the papers presented [...]
Externí odkaz:
https://doaj.org/article/ebc8668767764ae6b091bb94ba291fe2