Authors
Robert Blaga
Faculty of Physics, West University of Timisoara, Timisoara, Romania
Ciprian Dughir
Faculty of Electronics, Telecommunications and Information Technologies, Politehnica University Timisoara, Timisoara, Romania
Andreea Sabadus
Institute for Advanced Environmental Research, West University of Timisoara, Timisoara, Romania
Nicoleta Stefu
Faculty of Physics, West University of Timisoara, Timisoara, Romania
Marius Paulescu
Faculty of Physics, West University of Timisoara, Timisoara, Romania
