Socoliuc V. (Romanian Academy - Timisoara Branch, Center for Fundamental and Advanced Technical Research, Romania); Kuncser V. (National Institute of Materials Physics, Romania); Turcu, Rodic (National Institute for Research and Development of Isotopic and Molecular Technologies, Romania); Tombacz, Etelka (University of Szeged, Hungary); Vekas L. (Romanian Academy - Timisoara Branch, Center for Fundamental and Advanced Technical Research, Romania)