Universe 7(7), 231-(2021). doi:10.3390/universe7070231 Universe 7(7), 231 (2021). doi:10.3390/universe7070231 Universe, Vol 7, Iss 231, p 231 (2021) Universe : open access journal 7(7), 231 (2021). doi:10.3390/universe7070231 special issue: "Special Issue "Italian Research Facilities for Fundamental Physics" / Special Issue Editors: Dr. Marco Selvi, Guest Editor; Prof. Dr. Francesco Terranova, Guest Editor"