Evaluating the pH-dependence of DOM absorbance, fluorescence, and photochemical production of singlet oxygen
Anya Allen, Kai Cheng, Garrett McKay
Abstract
The protonation state of dissolved organic matter (DOM) impacts its structure and function in natural and engineered environmental systems, including DOM's ability to absorb light and form photochemically produced reactive intermediates (PPRI).
Topics & Concepts
Singlet oxygenProtonationDissolved organic carbonPhotochemistryAbsorbanceChemistryFluorescenceSinglet stateOxygenNatural organic matterEnvironmental chemistryOrganic matterOrganic chemistryExcited stateChromatographyOpticsIonPhysicsNuclear physicsMarine and coastal ecosystemsWater Quality Monitoring and AnalysisAtmospheric chemistry and aerosols