Authors
Emil Carstea
National Institute of Research and Development for Optoelectronics, Magurele, Romania
Marius Paulescu
Faculty of Physics, West University of Timisoara, Timisoara, Romania
© 2023 Emil Carstea, Marius Paulescu, published by West University of Timisoara
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.