Influence of the Fermi surface geometry on a Josephson effect between an iron-pnictide and conventional superconductors

A. A. Kalenyuk, E. A. Borodianskyi, A. A. Kordyuk +1

We study Josephson junctions between a multi-band iron-pnictide Ba1-xNaxFe2As2 and conventional s-wave superconductors Nb and Cu/Nb bilayer. We observe that junctions with a Cu int…