High critical currents in bismuth-2223 phase bars.

Author(s) : LOBERG B., NISKA J., RUBIN P., GUSTAFSSON R.

Type of article: Article

Summary

The critical current and the critical current density of bismuth-2223 phase bars have been found to depend on the mass density of the bars. Bars densified using a cold isostatic pressing process have been obtained with transport critical currents of higher than 150 A with critical current density levels up to about 1000 A/cm2 at 77 K in the absence of an applied magnetic field. Bending or kinking of the grains may promote densification during cold isostatic pressing of a sintered bar.

Details

  • Original title: High critical currents in bismuth-2223 phase bars.
  • Record ID : 1994-0021
  • Languages: English
  • Source: Cryogenics - vol. 33 - n. 5
  • Publication date: 1993/05

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