1. “Raluca Ripan” Institute for Research in Chemistry, “Babes-Bolyai” University, Fantanele 30, 400294 Cluj-Napoca, Romania
2. National Institute for Research and Development in Electrochemistry and Condensed Matter, 300569 Timisoara, Romania
3. CICECO—Aveiro Institute of Materials and Departamento de Física, Universidade de Aveiro, 3810-193 Aveiro, Portugal