1. Center of Engineering Sciences, Martin-Luther-University Halle-Wittenberg, 06099 Halle/Saale,
Germany
2. Innovation Headquarters, Borealis Polyolefine GmbH, 4021 Linz, Austria
3. Institute of Physics, University of Rostock, Wismarsche Str. 43-45, 18051
Rostock, Germany
4. Faculty
of Technology, University of Bejaia, Bejaia
06000, Algeria