Solving the Kadanoff-Baym equations for inhomogenous systems: Application to atoms and molecules

dc.creatorDahlen, Nils Erik
dc.creatorvan Leeuwen, Robert
dc.date2007-03-15
dc.date.accessioned2026-07-07T07:52:01Z
dc.date.available2026-07-07T07:52:01Z
dc.descriptionWe have implemented time-propagation of the non-equilibrium Green function for atoms and molecules, by solving the Kadanoff-Baym equations within a conserving self-energy approximation. We here demonstrate the usefulnes of time-propagation for calculating spectral functions and for describing the correlated electron dynamics in a non-perturbative electric field. We also demonstrate the use of time-propagation as a method for calculating charge-neutral excitation energies, equivalent to highly advanced solutions of the Bethe-Salpeter equation.
dc.description4 pages, 5 figures
dc.identifierhttps://arxiv.org/abs/cond-mat/0703411
dc.identifierhttp://arxiv.org/abs/cond-mat/0703411
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/125725
dc.subjectMaterials Science
dc.subjectStrongly Correlated Electrons
dc.titleSolving the Kadanoff-Baym equations for inhomogenous systems: Application to atoms and molecules
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