1. Faculty of Applied Chemistry and Materials Science, Inorganic Chemistry, Physical Chemistry and Electrochemistry Department, Politehnica University of Bucharest, 1-7 Polizu Street, P.O. 011061, Bucharest, Romania
2. Faculty of Applied Chemistry and Materials Science, Analytical Chemistry and Environmental Engineering Department, Politehnica University of Bucharest, Calea Grivitei no. 132, P.O. 010737, Bucharest, Romania
3. Polymer Department, National Research and Development Institute for Chemistry and Petrochemistry-ICECHIM, Splaiul Independentei, no. 202, P.O. 060021, Bucharest, Romania
4. National Research & Development Institute for Cryogenics and Isotopic Technologies-ICSI-Rm. Valcea, P.O. Box Raureni 7, Ramnicu Valcea 240050, Romania
5. University Apollonia, ‘Acad. Ioan Haulica’ Research Institute, Muzicii Street, no.2, P.O. 700399, Iasi, Romania