1. Institute of Materials Research, Materials Mechanics, Solid State Joining Processes; Helmholtz-Zentrum Geesthacht, Centre for Materials and Coastal Research; Geesthacht Germany
2. Department of Mechanical Engineering DEMEC - School of Engineering; Federal University of Rio Grande do Sul; Porto Alegre Brazil
3. Current affiliation: Institute of Materials Science, Joining and Forming; Graz University of Technology; Graz Austria