Current problems at high critical temperature.

Author(s) : CHRISTEN D. K., THOMPSON J. R.

Type of article: Article

Summary

In March 1993, a new family of high-critical temperature superconductors, the mercury-based layered copper oxides (HBCCO, 133 K), came to light. Their structure has been studied in details. Their applications, at present time, seem to be limited, because of a weak pinning of magnetic flux lines: with a magnetic field of 1 T, the persistent supercurrent density decreases rapidly with temperature. Their study must be developed. J.V.

Details

  • Original title: Current problems at high critical temperature.
  • Record ID : 1994-1407
  • Languages: English
  • Source: Nature - vol. 364 - n. 6433
  • Publication date: 1993/07/08
  • Document available for consultation in the library of the IIR headquarters only.

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