1. Chair of Materials Science and Engineering for Metals Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Martensstr. 5 91058 Erlangen Germany
2. Institute for Machine Tools and Factory Management Technische Universität Berlin Pascalstraße 8-9 10587 Berlin Germany
3. Institute of Materials Research Helmholtz-Zentrum Geesthacht Max-Planck-Str. 1 21502 Geesthacht Germany