01 Fluorescence of Polycyclic Aromatic Hydrocarbons - anthracene_page_5

01 Fluorescence of Polycyclic Aromatic Hydrocarbons - anthracene | page 5 | https://thedailydialectics.com/pdfs/education/chemistry/analytical-chem/analytical-methods-for-analysis-UH/01 Fluorescence of Polycyclic Aromatic Hydrocarbons - anthracene/01 Fluorescence of Polycyclic Aromatic Hydrocarbons - anthracene.pdf

Chem4229 a radiational transition between electronic states of the same multiplicity. For most molecules, the electrons are paired in the ground state so that fluorescence involves singlet-singlet transition. Because internal conversion to S and vibrational relaxation are more rapid processes than…