SEARCH Articles Figures Tables And excited states And transition states Dipole excitation Dipole states Dipole, transition Excitation transitions Excited singlet Excited singlet states Excited state transition Excited triplet Singlet and triplet states Singlet excitation Singlet state transition Singlet states Singlet-triplet Singlet-triplet excitation Singlet-triplet transitions Singlets and triplets Transition state for Transition to excited state Triplet excitation Triplet excition Triplet state Triplet state excitation Triplet transition