1. Interdisciplinary Center for Transfer-Oriented Research in Natural Sciences, Martin Luther University Halle-Wittenberg, 06099 Halle/Saale, Germany
2. School of Engineering, Penn State Erie, 4701 College Drive, Erie, Pennsylvania 16563, United States
3. Institute of Physics and Competence Center CALOR, University of Rostock, Albert-Einstein-Street 23−24, 18059 Rostock, Germany