1. MagIC-Magnesium Innovation Centre; Helmholtz-Zentrum Geesthacht; Max-Planck Str. 1 21502 Geesthacht Germany
2. Institute for Materials Science; Kiel University; Kaiser Str. 2 D-24143 Kiel Germany
3. Department of Physics; I3N-Institute for Nanostructures; Nanomodelling and Nanofabrication; University of Aveiro; Campus Universitário de Santiago 3810-193 Aveiro Portugal
4. CICECO-Aveiro Institute of Materials; Department of Materials and Ceramic Engineering; University of Aveiro; 3810-193 Aveiro Portugal