1. Institut Charles
Gerhardt Montpellier, UMR 5253, CNRS-UM2-ENSCM-UM1, 8 rue de l’Ecole Normale, 34296 Montpellier Cedex 5, France
2. Faculty of Chemical Engineering and Environment Protection, Technical University of Iasi
, 71 D. Mangeron Avenue, 700050, Iasi, Romania