1. Institute of Medical Engineering, Graz University of Technology, Graz, Austria
2. Institute of Paper, Pulp and Fiber Technology and Institute for Chemistry and Technology of Materials, Graz University of Technology, Graz, Austria
3. Laboratory for Characterization and Processing of Polymers (LCPP), Faculty of Mechanical Engineering, University of Maribor, Maribor, Slovenia
4. Institute of Inorganic Chemistry Graz University of Technology, Graz, Austria
5. Faculty of Mathematics and Computer Science, University of Warmia and Mazury in Olsztyn, Olsztyn, Poland