%0 Journal Article %1 zakharov2017status %A Zakharov, A. Yu. %D 2017 %K many-body qm %T On the status of the Born-Oppenheimer expansion in molecular systems theory %U http://arxiv.org/abs/1707.07292 %X It is shown that the adiabatic Born-Oppenheimer expansion does not satisfy the necessary condition for the applicability of perturbation theory. A simple example of an exact solution of a problem that can not be obtained from the Born-Oppenheimer expansion is given. A new version of perturbation theory for molecular systems is proposed.

@article{zakharov2017status, abstract = {It is shown that the adiabatic Born-Oppenheimer expansion does not satisfy the necessary condition for the applicability of perturbation theory. A simple example of an exact solution of a problem that can not be obtained from the Born-Oppenheimer expansion is given. A new version of perturbation theory for molecular systems is proposed.}, added-at = {2017-07-29T14:32:55.000+0200}, author = {Zakharov, A. Yu.}, biburl = {https://www.bibsonomy.org/bibtex/25b19d993c6045e086cbb5cbd537409ff/vindex10}, description = {On the status of the Born-Oppenheimer expansion in molecular systems theory}, interhash = {cdb4522a713af447a5b03d6e98bfb8ca}, intrahash = {5b19d993c6045e086cbb5cbd537409ff}, keywords = {many-body qm}, note = {cite arxiv:1707.07292Comment: 7 pages}, timestamp = {2017-07-29T14:32:55.000+0200}, title = {On the status of the Born-Oppenheimer expansion in molecular systems theory}, url = {http://arxiv.org/abs/1707.07292}, year = 2017 }