1. National Institute of Materials Physics, Laboratory of Atomic Structures and Defects in Advanced Materials, 405A Atomiştilor Str., Măgurele, Ilfov, 077125, Romania
2. University of Bucharest, Faculty of Chemistry, Department of Organic Chemistry, Biochemistry and Catalysis, 4-12 Regina Elisabeta Av. S3, Bucharest, 030018, Romania
3. University of Bucharest, Faculty of Chemistry, Department of Inorganic Chemistry, 90-92 Panduri Str., 050663, Bucharest, Romania
4. Ilie Murgulescu Institute of Physical Chemistry, 202 Splaiul Independentei, 060021, Bucharest, Romania