| 摘要 |
<p>Tape (4') based on a superconducting oxide containing Cu-O, characterised in that it comprises a susbtrate (4) made of a composite or flexible metallic material, with rectangular cross-section, provided on at least one of its faces with a cavity-free film, made of a perovskite-type superconducting oxide with congruent or near-congruent melting, or with peritectic decomposition close to a eutectic point, the thickness of the said film lying between 1 mu m and 100 mu m, the orientation of the axis C of the superconducting crystals being perpendicular to the said face of the said substrate. …<IMAGE>… </p> |
