1. Robert Bosch GmbH, Robert-Bosch-Platz 1, 70839 Gerlingen-Schillerhoehe, Germany
2. Institute of Materials Science, University of Duisburg-Essen, Universitätsstr. 15, 45141 Essen, Germany
3. Institute of Mechanics, University of Duisburg-Essen, Universitätsstr. 15, 45141 Essen, Germany
4. Department of Physics & CICECO, University of Aveiro, 3810-193 Aveiro, Portugal
5. Institute of Applied Mechanics (CE), Chair I, University of Stuttgart, Pfaffenwaldring 7, 70569 Stuttgart, Germany
6. Institute of Natural Sciences, Ural Federal University, Ekaterinburg 620000, Russia