Chromophoric organic matter
WebChromophoric Dissolved Organic Matter or Colored Dissolved Organic Matter (CDOM): Both refer to organic matter in water that absorbs strongly in the ultraviolet (UV) … WebA comprehensive survey of dissolved organic carbon (DOC) and chromophoric dissolved organic matter (CDOM) was conducted in the Canada and Makarov Basins and adjacent seas during 2010–2012 to investigate the dynamics of dissolved organic matter (DOM) in the Arctic Ocean.
Chromophoric organic matter
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WebOct 2, 2024 · Chromophoric Dissolved Organic Matter (CDOM), the principal light-absorbing fraction of the DOM pool with respect to UV (100–400 nm) and visible radiation (400–700 nm), is an important tracer... WebMar 10, 2024 · Chromophoric dissolved organic matter (CDOM) plays an important role in the biogeochemical cycle and energy flow of aquatic ecosystems. Thus, systematic and comprehensive understanding of CDOM dynamics is critically important for aquatic ecosystem management. CDOM spans multiple study fields, including analytical …
WebApr 8, 2024 · Reactive oxygen species played an important role in the photodegradation of POM, and excited triplet state chromophoric dissolved organic matter (3 CDOM*) was mainly responsible for POM photodegradation. These results provide new insights into the P biogeochemical cycle and POM photodegradation in aquatic ecosystems. Webchro·mo·phore. (krō′mə-fôr′) n. Any of various chemical groups that absorb light of certain wavelengths and when present in an organic compound, such as a dye or pigment, are …
WebApr 9, 2024 · Dissolved organic matter (DOM) is an important component in the biogeochemical cycles of elements like nitrogen (N) and carbon. The aim of this study was to elucidate the effect of long-term inorganic N addition on the quantity and quality of DOM in forest soils. A field study was conducted on three forms of inorganic N, namely … WebThe fluorescence and chemical–structural characteristics of the chromophoric water-soluble organic matter in submicron aerosols collected in urban, forest, and marine …
WebMar 20, 2014 · Rochelle-Newall E J, Fisher T R. Chromophoric dissolved organic matter and dissolved organic carbon in Chesapeake Bay. Marine Chemistry, 2002, 77 (1): 23–41 Article CAS Google Scholar Zhang Y L, Liu M L, Qin B Q, Feng S. Photochemical degradation of chromophoric-dissolved organic matter exposed to simulated UV-B …
WebMar 6, 2024 · Characterization of chromophoric dissolved organic matter (CDOM) in the East China Sea in autumn using excitation-emission matrix (EEM) fluorescence and parallel factor analysis (PARAFAC), Science in China Series B: Chemistry, 2013, 56 (12): 1790-1799. 5)Cui Zhang, Rongguo Su, Shanshan Zhang, Zhijie Song, Xiulin Wang. A new … das 2019 basis-bericht_finWebJun 1, 2014 · Dissolved organic matter (DOM) rich water samples (Great Dismal Swamp, Virginia) were 0.1-μm filtered and UV-irradiated in a … das 2. buch moseWebNov 8, 2010 · Abstract. The high-mountain lakes on the Yungui Plateau in China are exposed to high-intensity ultraviolet radiation, and contain low concentrations of … das28 score meaningWebThe meaning of CHROMOPHORE is a chemical group (such as an azo group) that absorbs light at a specific frequency and so imparts color to a molecule; also : a colored chemical … das 12-inch speakersWebApr 7, 2024 · Chromophoric Dissolved Organic Matter (CDOM) plays a critical role in the carbon and biogeo-chemical cycles within aquatic ecosystems. Satellite imagery can be employed to determine aquatic CDOM ... das 28 score for biologics bsrWebDec 19, 2024 · This works aims at assessing the ability of European rivers to photoproduce reactive transient intermediates, such as HO • radicals and the excited triplet states of chromophoric dissolved organic matter (3 CDOM*), involved in pollutant degradation. A photochemical mapping of the steady-state concentrations of these transients was … das 2 cheat tableWebJan 25, 2024 · 1. Introduction. The chromophoric (or colored) dissolved organic matter (CDOM) is the light-absorbing part of the dissolved organic matter (DOM) in natural waters, which may cause a yellow or brown … das 2. buch moses