搜索结果: 1-15 共查到“理学 dissolved organic matter”相关记录84条 . 查询时间(0.071 秒)
High cadmium pollution from sediments in a eutrophic lake caused by dissolved organic matter complexation and reduction of manganese oxide
eutrophication lake pollution dissolved organic matter DOM DGT
2021/7/27
Eutrophication and metal pollution are global environmental problems. The risk of metal pollution is high in the eutrophic lakes because of high mobility of metal in sediments.
Photochemical bleaching of fluorescent dissolved organic matter in the subtropical North Pacific Ocean
marine humic-like fluorescent dissolved organic matter photobleaching solar irradiation size distribution hydrophobic/ hydrophilic properties Abbreviations: DIC dissolved in
2017/4/10
We examined the molecular weight distribution of the fluorescence intensity of FDOMM and dissolved organic carbon
(DOC) concentrations in the subtropical western North Pacific, in order to characteri...
Inversion And Analysis Of Chromophoric Dissolved Organic Matter In Estuarine And Coastal Regions Using Hyperspectral Remote Sensing
Earth sciences Chromophoric dissolved organic matter Climate change Inversion Ocean color Remote sensing Estuaries
2014/10/22
CDOM (chromophoric dissolved organic matter) plays an important role in determining underwater light field and aquatic photochemical and biological processes. Knowing CDOM properties, origin, sink, co...
Widespread variability in overnight patterns of ecosystem respiration linked to gradients in dissolved organic matter, residence time, and productivity in a global set of lakes
The ecological system lakes
2014/10/16
Widespread variability in overnight patterns of ecosystem respiration linked to gradients in dissolved organic matter, residence time, and productivity in a global set of lakes。
Production of dissolved organic matter by phytoplankton and its uptake by heterotrophic prokaryotes in large tropical lakes
Production of dissolved organic matter by phytoplankton heterotrophic prokaryotes large tropical lakes
2014/7/10
In pelagic ecosystems, phytoplankton extracellular release can extensively subsidize the heterotrophic prokaryotic carbon demand. Time-course experiments were carried out to quantify primary productio...
New insights on the mineralization of dissolved organic matter in central, intermediate, and deep water masses of the northeast North Atlantic
New insights mineralization dissolved organic matter central, intermediate deep water masses northeast North Atlantic
2014/4/2
An optimum multiparameter (OMP) analysis was applied to samples collected during a cruise in the northeast North Atlantic with the aim of objectively defining water mass realms and calculating water m...
Response of phytoplankton in an alpine lake to inputs of dissolved organic matter through nutrient enrichment and trophic forcing
Response of phytoplankton trophic forcing
2014/4/2
Inputs of terrestrially derived dissolved organic matter (DOM) are increasing in alpine lakes due to multiple
drivers such as climate change, tree line advancement, and insect epidemics. A 21 d micro...
Dissolved Organic Matter-Complexed Iron in Two Rivers with Different Types of Soils in Watershed Area
Dissolved Organic Matter (DOM) Dissolved Humic Substances (DHS)
2013/3/11
Concentrations of dissolved organic matter (DOM), dissolved humic substances (DHS), and DOM-complexed Fe (DOM-Fe) in Yamakuni and Oita Rivers, Japan, of which headstream is near in location, flow pass...
The spectral slope coefficient of chromophoric dissolved organic matter (S275–295) as a tracer of terrigenous dissolved organic carbon in river-influenced ocean margins
The spectral slope coefficient chromophoric dissolved organic matter S275–295 tracer of terrigenous dissolved organic carbon river-influenced ocean margins
2014/4/4
The present study demonstrates that the spectral slope coefficient of chromophoric dissolved organic matter (CDOM) between 275 nm and 295 nm (S275–295) can be used as a tracer of the percent terrigeno...
Floodplain influence on dissolved organic matter composition and export from the Mississippi–Atchafalaya River system to the Gulf of Mexico
Floodplain influence dissolved organic matter composition export from the Mississippi–Atchafalaya River system Gulf of Mexico
2014/4/4
Comparisons of the concentrations and compositions of dissolved organic matter (DOM) between the lower Mississippi River (MR) and its distributary, the Atchafalaya River (AR), indicated a strong influ...
Floodplain influence on dissolved organic matter composition and export from the Mississippi–Atchafalaya River system to the Gulf of Mexico
Floodplain on dissolved organic matter composition export from the Mississippi Atchafalaya River system to the Gulf of Mexico
2014/4/3
Comparisons of the concentrations and compositionsof dissolved organic matter (DOM) between the lower Mississippi River (MR) and its distributary, the Atchafalaya River (AR), indicated a strong influe...
The spectral slope coefficient of chromophoric dissolved organic matter (S275–295)asa tracer of terrigenous dissolved organic carbon in river-influenced ocean margins
spectral slope coefficient chromophoric dissolved organic matter terrigenous dissolved organic carbon river-influenced ocean margins
2014/4/3
The present study demonstrates that the spectral slope coefficient of chromophoric dissolved organic matter(CDOM) between 275 nm and 295 nm (S275–295) can be used as a tracer of the percent terrigenou...
Photochemical, microbial and metal complexation behavior of fluorescent dissolved organic matter in the aquatic environments
photodegradation microbial degradation metal complexation
2017/4/12
Chemical properties and reactivity of fluorescent dissolved organic matter (FDOM) are examined in this paper. They
are key issues to understand the biogeochemical processes in the aquatic environment...
Metaproteomic characterization of dissolved organic matter in the water column of the South China Sea
Metaproteomic characterization dissolved organic matter water column South China Sea
2014/4/4
We characterized dissolved organic matter (DOM; < 0.7 μm in size) collected from the surface (10-m and 75-m) and bathypelagic (3000-m) layers in the South China Sea using the shotgun proteomic approac...
Illuminated darkness: Molecular signatures of Congo River dissolved organic matter and its photochemical alteration as revealed by ultrahigh precision mass spectrometry
Illuminated darkness Molecular signatures of Congo River organic matter its photochemical alteration ultrahigh precision mass spectrometry
2014/4/17
Congo River water was filtered and then irradiated for 57 d in a solar simulator, resulting in extensive photodegradation of dissolved organic matter (DOM). Whole-water (i.e., unfractionated) DOM was ...