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Dokumenttyp:
Zeitschriftenaufsatz
Autor(en):
Pollmann, F.; Zwicknagl, G.
Titel:
Spectral functions for strongly correlated5felectrons
Abstract:
We calculate the spectral functions of model systems describing 5f compounds adopting cluster perturbation theory. The method allows for an accurate treatment of the short-range correlations. The calculated excitation spectra exhibit coherent 5f bands coexisting with features associated with local intra-atomic transitions. The findings provide a microscopic basis for partial localization. Results are presented for linear chains.
Zeitschriftentitel:
Physical Review B 2006-01
Jahr:
2006
Band / Volume:
73
Heft / Issue:
3
Volltext / DOI:
doi:10.1103/physrevb.73.035121
Verlag / Institution:
American Physical Society (APS)
E-ISSN:
1098-01211550-235X
Publikationsdatum:
23.01.2006
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