1. Otto-Schott-Institute for Materials Research, Friedrich Schiller University Jena, Löbdergraben 32, 07743 Jena, Germany
2. Fraunhofer Institute for Microstructure of Materials and Systems IMWS, Walter-Hülse-Straße 1, 06120, Halle (Saale), Germany
3. Otto-Schott-Institute for Materials Research, Friedrich Schiller University Jena, Fraunhoferstr. 6, 07743 Jena, Germany