SUPERCONDUCTING THIN FILM FORMED OF OXIDE SUPERCONDUCTOR MATERIAL, SUPERCONDUCTING DEVICE UTILIZING THE SUPERCONDUCTING THIN FILM

摘要

A superconducting thin film formed on a substrate, comprising at least one oxide superconductor layer formed on the principal surface of said substrate and at least one oxide layer formed of an oxide which improves at most surface of said oxide superconductor layer, and which is arranged on or under the superconducting layer.