SEARCH Articles Figures Tables Electron transfer Franck-Condon principle Electronic Transitions The Franck-Condon Principle Electronic excitation Franck-Condon principle Electronic spectra Franck-Condon principle Electronic spectroscopies Franck-Condon Electronic spectroscopy Franck-Condon principle Electronic transitions Franck-Condon principle Franck Franck-Condon Factor Free’ electron Franck-Condon electron transfer Franck-Condon factor, electron transfer Franck-Condon factors electron transfer processes Franck-Condon principle electron transfer processes Franck-Condon principle electronic Francke