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GW spectral functio...
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Aryasetiawan, F.Department of Theoretical Physics, University of Lund, Sweden
(författare)
GW spectral functions of Gd and NiO
- Artikel/kapitelEngelska1996
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1996-08-15
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American Physical Society,1996
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LIBRIS-ID:oai:DiVA.org:his-22335
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https://urn.kb.se/resolve?urn=urn:nbn:se:his:diva-22335URI
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https://doi.org/10.1103/physrevb.54.5353DOI
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Språk:engelska
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Sammanfattning på:engelska
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The spectral functions of highly correlated systems Gd and NiO have been calculated within the GW approximation. In the case of Gd, satellites are found at the positions of the experimental main peaks. However, some quasiparticle weight remains at the local density eigenvalue but its weight is unusually small (0.3). In NiO, satellite structure is observed at around -10 eV when starting from the local density Hamiltonian. It is found, however, that the satellite intensity is reduced towards self-consistency and almost disappears. © 1996 The American Physical Society.
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Karlsson, Krister,1961-Högskolan i Skövde,Institutionen för ingenjörsvetenskap(Swepub:his)karr
(författare)
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Department of Theoretical Physics, University of Lund, SwedenInstitutionen för ingenjörsvetenskap
(creator_code:org_t)
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Ingår i:Physical Review B Condensed Matter: American Physical Society54:8, s. 5353-53570163-18291095-3795
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