Thin film superconducting wire and superconducting cable conductor

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9255320
APP PUB NO 20110244234A1
SERIAL NO

13133274

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A thin film superconducting wire with a copper plating thin film produced on a surface of a laminated structure is inferior in bending properties to a thin film superconducting wire having no copper plating thin film. Therefore, a thin film superconducting wire according to the present invention is a thin film superconducting wire including a laminated structure having a substrate, a buffer layer located on one of main surfaces of the substrate, and a superconducting layer located on a main surface of the buffer layer opposite to a main surface facing the substrate. The thin film superconducting wire further includes a copper plating thin film covering an outer periphery of the laminated structure, a residual stress within the copper plating thin film serving as a compression stress. The laminated structure may have a sputtered silver layer. A silver covering layer covering the outer periphery of the laminated structure may be further provided between the copper plating thin film and the laminated structure.

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Patent Owner(s)

  • SUMITOMO ELECTRIC INDUSTRIES, LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nagaishi, Tatsuoki Osaka, JP 58 197
Taneda, Takahiro Osaka, JP 4 14

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