1. Division of Materials Chemistry, Rud̵er Bošković Institute, Bijenička 54, 10000 Zagreb, Croatia
2. Department of Physics, Faculty of Science, University of Zagreb, Bijenička 32, 10000 Zagreb, Croatia
3. Univ. Lille, CNRS, UMR 8516, LASIR - Laboratoire de Spectrochimie Infrarouge et Raman, F-59000 Lille, France
4. Department of General and Inorganic Chemistry, Faculty of Chemical Technology, University of Pardubice, 53210 Pardubice, Czech Republic