Low temperature characterization of high efficiency spin-filter Josephson junctionsRoberta Caruso, Halima Giovanna Ahmad, Avradeep Pal, Giovanni Piero Pepe, Davide Massarotti, Mark G. Blamire and Francesco TafuriEPJ Web Conf., 233 (2020) 05007DOI: https://doi.org/10.1051/epjconf/202023305007