1. Otto‐von‐Guericke‐University MagdeburgInstitute for Materials and Joining Technology − Nonmetallic Inorganic Materials and CompositesGroße Steinernetischstraße 639104MagdeburgGermany
2. Department of Materials Science and EngineeringInstitute of Glass and CeramicsFriedrich‐Alexander‐Universität Erlangen‐Nürnberg (FAU)Martensstraße 591058ErlangenGermany
3. Frontier Research Institute for Materials ScienceNagoya Institute of TechnologyGokiso‐choShowakuNagoya466‐8555Japan