The energy-gap dependence on radiationless deactivation in aprotic solvents was found to be similar to that in protic solvents.
Ewa Krystkowiak, Krzysztof Dobek, Andrzej Maciejewski 2014, 'Deactivation of 6-Aminocoumarin Intramolecular Charge Transfer Excited State throughHydrogen Bonding', International Journal of Molecular Scienceshttp://www.mdpi.com/1422-0067/15/9/16628. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)