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

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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