CRITICAL TEMPERATURE AND RHOMBIC DISTORTIONS IN HUBBARD MODEL OF HIGH-CRITICAL TEMPERATURE SUPERCONDUCTORS.
[In Russian. / En russe.]
Author(s) : IVANOV V. A., ZURAVLEV M. E.
Type of article: Article
Summary
ON THE BASIS OF THE KINEMATIC MECHANISM FOR THE HTSC-CUPRATE HUBBARD MODEL WITH INFINITE INTRAATOMIC REPULSION OF ELECTRONS, THE INFLUENCE OF CUO(2)-LAYER DEFORMATION ON CRITICAL TEMPERATURE VALUES HAS BEEN CALCULATED. IT IS FOUND THAT WITH REALISTIC VALUES OF THE ORTHORHOMBIC DISTORTIONS OF THE CRYSTAL LATTICE, A TENS% RISE OF CRITICAL TEMPERATURE IS POSSIBL THIS IS IN QUALITATIVE AGREEMENT WITH THE DISCUSSED EXPERIMENTS ON YBA(2)CU(3)O(7-Y), LA(1-X)BA(X)CUO(4-Y), BA(2-X)SR(X)CUO(4-Y).
Details
- Original title: [In Russian. / En russe.]
- Record ID : 1991-1970
- Languages: Russian
- Source: Fiz. nizk. Temp. - vol. 16 - n. 7
- Publication date: 1990
- Document available for consultation in the library of the IIR headquarters only.
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Indexing
- Themes: Superconduction
- Keywords: Yttrium; Superconduction; Structure; Oxide; Copper; Ceramics; Lanthanum; Barium; Critical temperature; Superconductor; High temperature
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- Date : 1988/07
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- Source: Physica, C - vol. 152 - n. 5
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