酸化物超電導線材、酸化物超電導線材の接続構造体、酸化物超電導線材と電極端子の接続構造体、及びこれを備えた超電導機器、並びにこれらの製造方法

摘要

PROBLEM TO BE SOLVED: To provide an oxide superconductive wire rod in which deterioration of an oxide superconductive layer by moisture can be suppressed without using Ag, a connection structure of oxide superconductive wire rods, and a superconductive apparatus provided therewith.SOLUTION: Provided is an oxide superconductive wire rod comprising: a superconductive laminate in which an intermediate layer and an oxide superconductive layer are laminated on a tape-shaped base material;and a solder layer for ceramic at least covering the face on the side opposite to the base material in the oxide superconductive layer and stuck to the oxide superconductive layer.