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Partial-melting process for (Bi,Pb)-2223/Ag tapes prepared using two-compound powders

  • Y. S. Liu
  • , C. S. Li
  • , P. X. Zhang
  • , Z. M. Yu
  • , H. L. Zheng
  • , X. M. Xiong
  • , F. S. Liu
  • , Q. Y. Wang
  • , Y. Feng
  • , L. Zhou
  • Northwest Institute for Nonferrous Metal Research
  • Northeastern University China

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

The heat-treatment parameters of both the calcination and the reaction heat treatment play a crucial role in the achievement of high quality (Bi,Pb)-2223/Ag tapes. The melting process has been successfully used for the processing (Bi,Pb)-2212 in order to achieve good grain alignment and connection. In this paper, we report the partial-melting process to fabrication of (Bi,Pb)-2223/Ag tapes and discuss the results of the effects of the partial-melting treatment on microstructure and phase development. The results indicated that the tapes prepared by partial-melting process exhibit higher grain packing density and better texture than those prepared by the normal process. As a result, the critical current density is improved.

Original languageEnglish
Pages (from-to)142-145
Number of pages4
JournalPhysica C: Superconductivity and its Applications
Volume386
DOIs
StatePublished - 15 Apr 2003
Externally publishedYes
EventICMC 2002 - Xi an, China
Duration: 16 Jun 200220 Jun 2002

Keywords

  • (Bi,Pb)-2223/Ag tapes
  • Partial melting
  • Two-compound powders

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