1. Department of Material Science and Engineering Institute of Biomaterials University of Erlangen‐Nuremberg Erlangen Germany
2. Fraunhofer Institute for Microstructure of Materials and Systems IMWS Halle Germany
3. Institute of Physics Martin Luther University Halle‐Wittenberg Halle Germany
4. Department of Mineralogy GeoZentrum Nordbayern University of Erlangen‐Nuremberg Erlangen Germany
5. Otto Schott Institute of Materials ResearchFriedrich Schiller University Jena Germany