A polarization propagator for X-ray spectra (Articolo in rivista)

Type
Label
  • A polarization propagator for X-ray spectra (Articolo in rivista) (literal)
Anno
  • 2006-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.97.143001 (literal)
Alternative label
  • Ekstrom U., Norman P., Carravetta V., Agren H. (2006)
    A polarization propagator for X-ray spectra
    in Physical review letters (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Ekstrom U., Norman P., Carravetta V., Agren H. (literal)
Pagina inizio
  • 143001 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://link.aps.org/doi/10.1103/PhysRevLett.97.143001 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 97 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 14 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Department of Physics and Measurement Technology, Linkoeping University, SE-581 83 Linkoeping, Sweden Istituto per i Processi Chimico-Fisici, Area della Ricerca del C.N.R., via G. Moruzzi 1, I-56124 Pisa, Italy Laboratory of Theoretical Chemistry, Royal Institute of Technology, SE-106 91 Stockholm, Sweden (literal)
Titolo
  • A polarization propagator for X-ray spectra (literal)
Abstract
  • A polarization propagator for x-ray spectra is outlined and implemented in density functional theory. It rests on a formulation of a resonant-convergent first-order polarization propagator approach which makes it possible to directly calculate the x-ray absorption cross section at a particular frequency without explicitly addressing the excited states. The quality of the predicted x-ray spectrum relates only to the type of density functional applied without any separate treatment of dynamical relaxation effects. (literal)
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