1. University Nord de France, Lille1,
LASIR (UMR CNRS A8516), 59655 Villeneuve d’Ascq Cedex, France
2. Laboratory of Physico-chemistry of Dielectrics and Magnetics, Department of Chemistry, University of Warsaw, Zwirki i Wigury 101, 02-089 Warsaw, Poland
3. Department
of Inorganic Chemistry, V.N. Karazin Kharkiv National University, 4 Svobody sq., 61022, Kharkiv, Ukraine
4. University Nord de France, Lille1,
CCM RMN, Bât. C4, Villeneuve d’Ascq 59650, France