Carmen Mita, Nicoleta Cornei(Faculty of Chemistry, “Alexandru Ioan Cuza” University of Iasi, Romania); Mardare, Diana, Mariana Frenti (Faculty of Physics, “Alexandru Ioan Cuza” University of Iasi, Romania); Georgiana Bulai (Integrated Centre for Environmental Science, Studies in the North-East Development Region—CERNESIM, “Alexandru Ioan Cuza” University of Iasi, Romania); Marius Dobromir (Research Center on Advanced Materials and Technologies, Department of Exact and Natural Sciences, Institute of Interdisciplinary Research, “Alexandru Ioan Cuza” University of Iasi,Romania)