singlet-singlet absorption

https://doi.org/10.1351/goldbook.S05696
@[email protected] which results in the transition from the singlet @[email protected] of the molecule into singlet excited states ($$\text{S}_{0}$$ → $$\text{S}_{\text{n}}$$) and leads to the UV/@[email protected] @[email protected]
Source:
PAC, 1984, 56, 231. (Nomenclature, symbols, units and their usage in spectrochemical analysis-Part VI: molecular luminescence spectroscopy) on page 234 [Terms] [Paper]