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US 11,756,708 B2Granted
Oxide superconducting wire
AssigneeFujikura Ltd.
InventorMasaki Ohsugi
Life of this patent
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Abstract
An oxide superconducting wire includes a superconducting laminate including an oxide superconducting layer disposed, either directly or indirectly, on a substrate, and a stabilization layer which is a Cu plating layer covering an outer periphery of the superconducting laminate, and a Vickers hardness of the Cu plating layer is in the range of 80 to 190 HV.
Claims2
An oxide superconducting wire comprising:
- a superconducting laminate comprising an oxide superconducting layer disposed, either directly or indirectly, on a substrate;
- and
- a stabilization layer which is a Cu plating layer covering an outer periphery of the superconducting laminate,
- wherein
- a Vickers hardness of the Cu plating layer is in a range of 70 to 195 HV, and
- an average number of grain boundaries per 100 μm length of the Cu plating layer is 80 or more.
3 more elements
An oxide superconducting wire comprising:
- a superconducting laminate comprising an oxide superconducting layer disposed, either directly or indirectly, on a substrate;
- and
- a stabilization layer which is a Cu plating layer covering an outer periphery of the superconducting laminate,
- wherein
- a Vickers hardness of the Cu plating layer is in a range of 70 to 195 HV,
- an average crystal grain size of the Cu plating layer is in a range of 0.52 to 1.25 μm, and
- an average number of grain boundaries per 100 μm length of the Cu plating layer is 80 or more.
4 more elements
Dependencies are inferred from the claim text.