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Hishinuma et al., 2007 - Google Patents

Superconducting properties and microstructure ofMgB2 wires synthesized with a low-temperature diffusion process

Hishinuma et al., 2007

Document ID
2567952188323364390
Author
Hishinuma Y
Kikuchi A
Takeuchi T
Publication year
Publication venue
Superconductor Science and Technology

External Links

Snippet

The compound MgB 2 has a higher T c value (39 K) and shorter decay time for induced radioactivity than Nb-based superconducting materials such as Nb–Ti, Nb 3 Sn and Nb 3 Al. However, the J c value of MgB 2 wire is lower than Nb–Ti alloy superconducting wire, and …
Continue reading at iopscience.iop.org (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L39/00—Devices using superconductivity; Processes or apparatus peculiar to the manufacture or treatment thereof or of parts thereof
    • H01L39/24—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof
    • H01L39/2419—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof the superconducting material comprising copper oxide
    • H01L39/248—Processes peculiar to the manufacture or treatment of filaments or composite wires
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L39/00—Devices using superconductivity; Processes or apparatus peculiar to the manufacture or treatment thereof or of parts thereof
    • H01L39/02—Details
    • H01L39/12—Details characterised by the material
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L39/00—Devices using superconductivity; Processes or apparatus peculiar to the manufacture or treatment thereof or of parts thereof
    • H01L39/24—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof
    • H01L39/2419—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof the superconducting material comprising copper oxide
    • H01L39/2422—Processes for depositing or forming superconductor layers
    • H01L39/2454—Processes for depositing or forming superconductor layers characterised by the substrate
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L39/00—Devices using superconductivity; Processes or apparatus peculiar to the manufacture or treatment thereof or of parts thereof
    • H01L39/24—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof
    • H01L39/2487—Processes or apparatus peculiar to the manufacture or treatment of devices provided for in H01L39/00 or of parts thereof of devices comprising metal borides, e.g. MgB2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/60—Superconducting electric elements or equipment or power systems integrating superconducting elements or equipment
    • Y02E40/64—Superconducting transmission lines or power lines or cables or installations thereof
    • Y02E40/641—Superconducting transmission lines or power lines or cables or installations thereof characterised by their form
    • Y02E40/644—Multifilaments embedded in normal conductors
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L39/00—Devices using superconductivity; Processes or apparatus peculiar to the manufacture or treatment thereof or of parts thereof
    • H01L39/14—Permanent superconductor devices
    • H01L39/141—Permanent superconductor devices comprising metal borides, e.g. MgB2

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