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Title:
PRECURSOR OF MgB SUPERCONDUCTING WIRE ROD, AND METHOD OF MANUFACTURING THE SAME
Document Type and Number:
Japanese Patent JP2013152784
Kind Code:
A
Abstract:

To provide an MgB2 superconducting wire rod with superior critical current density characteristics using crystal boron powder which is easy to obtain and low cost.

There is used a precursor of an MgB2 superconducting wire rod that has a linear structure including a core part 2 including magnesium powder and boron powder and a sheath part 1 covering an outer peripheral part of the core part and formed of metal; the boron powder is crystalline and has a volume average diameter of 2 μm or less.


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Inventors:
KODAMA KAZUMUNE
TANAKA KAZUHIDE
SHIMOYAMA JUNICHI
YAMAMOTO AKIYASU
Application Number:
JP2012011689A
Publication Date:
August 08, 2013
Filing Date:
January 24, 2012
Export Citation:
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Assignee:
HITACHI LTD
UNIV TOKYO
International Classes:
H01B13/00; C01G1/00; H01B12/04; C01B35/04
Domestic Patent References:
JP2008091325A2008-04-17
Foreign References:
WO2008122802A12008-10-16
Attorney, Agent or Firm:
Polaire Patent Business Corporation



 
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