Affiliation: | 1. Physics Division, School of Science and Technology, University of Camerino, Camerino, MC, Italy;2. CNR, Istituto Officina Materiali, Trieste, Italy;3. Helmholtz Institute Ulm (HIU), Ulm, Germany;4. Karlsruhe Institute of Technology (KIT), Karlsruhe, Germany;5. Chemistry Division, School of Science and Technology, University of Camerino, Camerino, MC, Italy;6. Department of Solid State Physics, Gdansk University of Technology, Gdańsk, Poland |