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Possible electronic...
Possible electronic properties in high-T-c superconducting cuprates from cluster calculations
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- Panas, Itai, 1959 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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(creator_code:org_t)
- 1996
- 1996
- Engelska.
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Ingår i: Chemical Physics Letters. - 0009-2614. ; 259:3-4, s. 241-246
- Relaterad länk:
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https://research.cha...
Abstract
Ämnesord
Stäng
- Electronic structure calculations have been performed on a Ca2Cu4O4 cluster to model possible local properties of relevance to superconductivity in cuprates. Explicit account of near-degeneracies suggests the pairing potential mixes anisotropic s and d symmetries as a result of going beyond the independent particle description. Pairing results from the screening of cation repulsion across the CuO2 plane. Pair-breaking energies in the range 0–60 meV are computed dependent on the cation to plane distance. A possible mechanism for superconductivity emerges.
Ämnesord
- NATURVETENSKAP -- Kemi -- Teoretisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Theoretical Chemistry (hsv//eng)
- NATURVETENSKAP -- Fysik -- Den kondenserade materiens fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Condensed Matter Physics (hsv//eng)
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