1. “Petru Poni” Institute of Macromolecular Chemistry, 41A Gr. Ghica Voda Alley, 700487 Iasi, Romania
2. Al. I. Cuza University of Iaşi, Institute of Interdisciplinary Research, Department of Exact and Natural Science, RAMTECH Center, 11 Carol I Blvd., 7000506 Iasi, Romania