Chemically substituted high temperature superconducting oxides studied by electrical resistivity
The electrical properties of a number of chemically substituted RBa 2Cu 3O 7 based compounds (where R = rare earth) have been investigated. No increase of the superconducting transition temperature above the value of 92K has been observed. It is found generally that metallic behaviour is accompanied...
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Veröffentlicht in: | Materials chemistry and physics 1988-11, Vol.20 (4), p.397-408 |
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Hauptverfasser: | , , , , , , , |
Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | The electrical properties of a number of chemically substituted RBa
2Cu
3O
7 based compounds (where R = rare earth) have been investigated. No increase of the superconducting transition temperature above the value of 92K has been observed. It is found generally that metallic behaviour is accompanied by superconductivity suggesting that they are both a consequence of the same correlated electronic state in these metallic oxides. |
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ISSN: | 0254-0584 1879-3312 |
DOI: | 10.1016/0254-0584(88)90077-6 |