1. “P. Poni” Institute of Macromolecular ChemistryElectroactive Polymers Department 41A Gr. Ghica Voda alley, Iasi 700487 Romania
2. Faculty of Automatic Control and Computer EngineeringGheorghe Asachi Technical University of Iasi Street Dimitrie Mangeron, Nr. 27, Iasi 700050 Romania
3. Research Center on Advanced Materials and Technologies, Institute for Interdisciplinary Research—Science Research Department“Alexandru Ioan Cuza” University of Iasi, Blvd. Carol I, No. 11 Iasi 700506 Romania