Pressure effect on superconducting properties of ReBa1.5Sr0.5Cu3O6+x ceramics

Marek A. Baran, Vladimir P. Dyakonov, Ivan M. Fita, Leszek A. Gladczuk, Vladimir I. Markovich, Henryk F. Szymczak

Research output: Contribution to journalArticlepeer-review

Abstract

The influence of pressure (up to 1 GPa) on the superconducting properties of ReBal.sSro.sCu306+= (Re=Y,Gd) ceramics has been studied in the interval of T = 4-100 K. The pressure effect depends strongly on the oxygen contents. The dTc/dP = 20K/GPa (for Re = Yi x = 0.56) is the highest value for HTSC of 123 type. Under a prolonged action of pressure at room temperature the relaxation of Tc as well as hysteretic phenomena with pressure have been observed. The relaxation times of Tc under pressure are determined. These effects are interpreted as being due to the oxygen ordering in CuO chains.

Original languageEnglish
Pages (from-to)1193-1194
Number of pages2
JournalCzechoslovak Journal of Physics
Volume46
Issue numberSUPPL. 3
DOIs
StatePublished - 1 Dec 1996
Externally publishedYes

ASJC Scopus subject areas

  • General Physics and Astronomy

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