1. Helmholtz‐Zentrum Dresden‐Rossendorf Institute of Ion Beam Physics and Materials Research Bautzner Landstrasse 400 D‐01328 Dresden Germany
2. Institute of Materials Science Technische Universität Dresden 01069 Dresden Germany
3. Institute of Applied Physics Technische Universität Dresden 01062 Dresden Germany
4. Songshan Lake Materials Laboratory Dongguan Guangdong 523808 People's Republic of China
5. Department of Applied Physics College of Science Nanjing University of Aeronautics and Astronautics Nanjing Jiangsu 211106 People's Republic of China
6. Institute for Metallic Materials IFW‐Dresden 01069 Dresden Germany