1. Biomolecular Physics Department, Faculty of Physics, Babes Bolyai University, Kogalniceanu 1, 400084 Cluj-Napoca, Romania
2. Institute for Research, Development and Innovation in Applied Natural Science, Fântânele 30, 400327 Cluj-Napoca, Romania
3. Department of Applied Ecology, University of Dubrovnik, Ćira Carića 4, 20 000 Dubrovnik, Croatia
4. Department of Geology, Babeş-Bolyai University, 1 Kogălniceanu, 400084 Cluj-Napoca, Romania
5. Electron Microscopy Centre, Babeș-Bolyai University, Clinicilor 5-7, 400006 Cluj-Napoca, Romania
6. Advanced Research and Technology Center for Alternative Energy, National Institute for Research and Development of Isotopic and Molecular Technologies, Donat 67-103, 400293 Cluj-Napoca, Romania