Articles tagged "creep"

The 16th European Microscopy Congress 2016
Analysing the tension/compression asymmetry in creep deformed Co-base superalloys using electron microscopy
Malte Lenz (1), Yolita Eggeler (1), Peter Schweizer (1), Christopher Zenk (2), Steffen Neumeier (2), Mathias Göken (2), Philip Wollgramm (3), Gunther Eggeler (3), Erdmann Spiecker (1)
1. Institute of Micro- and Nanostructure Research, University of Erlangen-Nürnberg, Erlangen, Allemagne 2. Institute of General Material Properties, University of Erlangen-Nürnberg, Erlangen, Allemagne 3. Institute for Materials, Ruhr-Universität Bochum, Bochum, Allemagne
Co-based superalloys with a composition of Co-9Al-9W exhibit a stable γ/γ’ microstructure at 900°C [1], well known from Ni-based superalloys. They are used for high…
The 16th European Microscopy Congress 2016
Interfaces and defects in directionally solidified oxide-oxide eutectics
Laura LONDAITZBEHERE (1), Sylvie LARTIGUE-KORINEK (1), Leo MAZEROLLES (1)
1. CNRS, ICMPE UMR7182, Thiais, France
Oxide-oxide eutectic ceramic materials prepared by unidirectional solidification from the melt seem to be promising candidates for thermo-mechanical applications at high temperatures such as for…
The 16th European Microscopy Congress 2016
Combining advanced TEM techniques for full characterization of extended defects in creep-deformed single crystal superalloys
Erdmann Spiecker (1), Julian Müller (1), Yolita M. Eggeler (1), Malte Lenz (1)
1. Institute of Micro- and Nanostructure Research & Center for Nanoanalysis and Electron Microscopy (CENEM), University of Erlangen-Nürnberg, Erlangen, Allemagne
Single crystal superalloys are used for turbine blades in the hottest parts of gas engines, where they have to withstand high stresses at temperatures exceeding…