1. Synthesis and Real Structure, Institute for Materials Science CAU Kiel, Kaiserstr. 2, 24143 Kiel, Germany
2. Inorganic Functional Materials, Institute for Materials Science CAU Kiel, Kaiserstr. 2, 24143 Kiel, Germany
3. Department of Materials Science and Engineering, Massachusetts Institute of Technology, 77 Mass. Ave., Cambridge 02139, Massachusetts, USA
4. Nanostructured Silicon for Photonic and Photovoltaic Implementations, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Kekuléstr. 5, 12489 Berlin, Germany
5. Nanoscale Magnetic Materials, Institute for Materials Science CAU Kiel, Kaiserstr. 2, 24143 Kiel, Germany