Chemical Physics Letters · 1990 · 171 citations · 15 references
Natural SciencesChemistryPhysicsOrganic ChemistryQuantum ChemistrySpectroscopyCharge Transfer ReactionsMolecular Orbital TheoryMolecular SymmetryNonlinear OpticsCharge Transfer InteractionsCharge-transfer StatesHarmonic GenerationSecond Harmonic Generation SpectroscopySecond-harmonic Generation
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