1. Access e. V. at RWTH Aachen University; Intzestrasse 5; D-52072 Aachen Germany
2. Institute of Metal Forming; RWTH Aachen University, Intzestrasse 10; D-52056 Aachen Germany
3. Department of Ferrous Metallurgy; RWTH Aachen University, Intzestrasse 1; D-52072 Aachen Germany