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Alternative time‐dependent hamiltonians by infinitesimal transformations
Author(s) -
Hansen Aage E.
Publication year - 2009
Publication title -
international journal of quantum chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.484
H-Index - 105
eISSN - 1097-461X
pISSN - 0020-7608
DOI - 10.1002/qua.560050752
Subject(s) - infinitesimal , infinitesimal transformation , physics , perturbation (astronomy) , quantum , classical mechanics , mathematical physics , quantum mechanics , perturbation theory (quantum mechanics) , mathematics , mathematical analysis
Four equivalent Hamiltonians for a single bound electron in an external electromagnetic field are derived by quantum mechanical infinitesimal transformations. Some general expressions for infinitesimal transformations of perturbation terms are presented.