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Fabrication and study of thin Bi-2223 round wires

  • P. Li*
  • , L. Zhao
  • , T. M. Qu
  • , X. C. Wang
  • , Z. Han
  • *此作品的通讯作者
  • Tsinghua University

科研成果: 期刊稿件文章同行评审

摘要

In this paper, experimental works in fabrication of Bi-2223 round wires are presented. Seven filament Bi-2223 round wires ranging from 1.0 mm to 0.3 mm in diameter were fabricated and studied. The critical current density Jc (77 K, self field) of round wires was of 103A/cm2 order. A correlation between Jc and wire diameter was observed. For round Bi-2223 wires, there is an optimal diameter at which Jc reaches peak value and the value of optimal diameter was found to be related to coarseness of precursor powder.

源语言英语
页(从-至)837-840
页数4
期刊Physica C: Superconductivity and its Applications
463-465
SUPPL.
DOI
出版状态已出版 - 1 10月 2007
已对外发布

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