1. Institute for Nanospectroscopy
2. Helmholtz-Zentrum Berlin für Materialien und Energie
3. D-14109 Berlin
4. Germany
5. Otto-Schott-Institut
6. Friedrich Schiller Universität Jena
7. 07743 Jena
8. Kazuo Inamori School of Engineering
9. New York State College of Ceramics
10. Alfred University
11. Alfred
12. USA
13. Optical Materials and Technologies
14. Fraunhofer Institute for Microstructure of Materials and Systems IMWS
15. D-06120 Halle