PRAGMATIC AND DOGMATIC SPIRITS IN TIME-DEPENDENT DENSITY FUNCTIONAL THEORY OF ELECTRONS IN MOLECULAR SYSTEMS


TITLE:


PRAGMATIC AND DOGMATIC SPIRITS IN TIME-DEPENDENT DENSITY FUNCTIONAL THEORY OF ELECTRONS IN MOLECULAR SYSTEMS


DATE:


Friday, September 19th, 2008


TIME:


3:30 PM


LOCATION:


GMCS 214


SPEAKER:


Roi Baer, Professor, Institute of Chemistry and The Fritz Haber Center for Molecular Dynamics, The Hebrew University of Jerusalem


ABSTRACT:


The principles of density functional theory (DFT) and time-dependent DFT (TDDFT) will be reviewed. On the dogmatic side the time-dependent density to potential mapping in quantum mechanics will be discussed. A recently discovered problem of non-existence in TDDFT will be presented. On the pragmatic side, the adiabatic approximation and its robustness in TDDFT will be discussed. Finally, if time permits a discussion of self-repulsion and its cure will also be presented along with some numerical results.


HOST:


Peter Salamon


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