WebJun 28, 2024 · Chromophores, Fluorescence, Light absorption, Particulate matter Abstract Organic compounds are important contributors to the oxidative potential (OP) of atmospheric aerosols. This study is the first to report the OP of water-soluble organic matter (WSOM) related to the chromophoric substances in PM 2.5 over Xi’an, China. WebJun 28, 2024 · Chromophoric dissolved organic matter (CDOM), the colored fraction of dissolved organic matter (DOM), consisting of aromatics, carbohydrates, and humic, fulvic and proteinaceous materials, is an optically active substance in the water column that plays a momentous role in lake ecosystems [ 1, 2, 3 ].
Chromophoric Dissolved Organic Matter and Dissolved …
WebChromophoric dissolved organic matter, or CDOM, is measured because of its value as an indicator of all the constituents floating around water bodies, regardless of their size or location. From small lakes to … WebMar 9, 2024 · Wetlands export chromophoric dissolved organic matter (CDOM) to estuaries, where CDOM is removed and transformed through biotic and abiotic process, subsequently impacting nutrient cycling, light availability, ecosystem metabolism, and phytoplankton activity. flint journal classifieds flint mi
Characterization of bulk and chromophoric dissolved …
WebMar 4, 2013 · This study experimentally determined the contribution of ferric iron (Fe(III)) associated with humic substances (HS) to light absorption by chromophoric dissolved organic matter (CDOM). The associations between Fe(III) and HS (HS-Fe) were generated by mixing HS standards with Fe(III) in acidic conditions and adjusting pH to 8. WebMar 10, 2024 · Chromophoric dissolved organic matter (CDOM) plays an important role in the biogeochemical cycle and energy flow of aquatic ecosystems. Thus, … WebMarine refractory dissolved organic matter (RDOM) in the dark ocean is primarily formed during heterotrophic degradation of labile organic matter, which has a pronounced sensitivity to temperature variation. Since the … greater nb health center