1. Inorganic Materials Chemistry Ruhr University Bochum Universitätsstrasse 150 44801 Bochum Germany
2. Applied Laser Technologies Faculty of Mechanical Engineering Ruhr University Bochum Universitätsstrasse 150 44801 Bochum Germany
3. RUBION Ruhr University Bochum Universitätsstrasse 150 44801 Bochum Germany