1. Institute of Factory Automation and Production SystemsFriedrich‐Alexander University Erlangen‐NurembergFuerther Strasse 246b90429NurembergGermany
2. Department of Materials ScienceInstitute of Glass and CeramicsFriedrich‐Alexander University Erlangen‐NurembergMartensstrasse 591058ErlangenGermany
3. Tomsk Polytechnic UniversityLenin Av. 30Tomsk634050Russia