1. Laboratoire Génie des Procédés & Environnement, Faculté des Sciences et Techniques; Hassan II University of Casablanca; B.P. 146. Mohammedia 20800 Morocco
2. Institute of Research on Electron Microscopy and Materials (IMEYMAT), Department of Analytical Chemistry, Faculty of Sciences, Campus de Excelencia Internacional del Mar (CEIMAR); University of Cadiz; Campus Universitario de Puerto Real Polígono del Río San Pedro, S/N. 11510 Puerto Real Cadiz-Spain