Anordning tillhandahållande svaga länkar i en supraledande film och anordning omfattande svaga länkar

摘要

The present invention relates to a device providing and/or comprising weak links or Josephson junctions in a superconducting film. The device comprises two single crystals connected through an interconnecting arrangement which may comprise one or more sublayers. At least two grain boundaries or at least one barrier are/is formed in the substrate.