1. Interdisciplinary Center for Transfer-oriented Research in Natural Sciences (IWE TFN), Martin Luther University Halle-Wittenberg, Halle 06099 Saale, Germany
2. Zhejiang GETTEL Polymer Materials Research Institute Co., Ltd, Wenzhou 325802 Longgang, China
3. Institute of Physics and Competence Center CALOR, University of Rostock, Albert-Einstein-Str. 23−24, 25, Rostock 18059, Germany