Results 1 to 10 of about 10,818 (110)

Estimating submarine groundwater discharge in Jeju volcanic island (Korea) during a typhoon (Kong-rey) using humic-fluorescent dissolved organic matter-Si mass balance [PDF]

open access: yesScientific Reports, 2021
We examined the residence time, seepage rate, and submarine groundwater discharge (SGD)-driven dissolved nutrients and organic matter in Hwasun Bay, Jeju Island, Korea during the occurrence of a typhoon, Kong-rey, using a humic fluorescent dissolved ...
Hyung-Mi Cho   +6 more
doaj   +2 more sources

Origin of dissolved organic carbon under phosphorus-limited coastal-bay conditions revealed by fluorescent dissolved organic matter

open access: yesFrontiers in Marine Science, 2022
To determine the origins of dissolved organic carbon (DOC) in a bay of volcanic Jeju Island, where the discharge of fresh groundwater (FGW) is dominant, we measured fluorescent dissolved organic matter (FDOM) and implemented a parallel factor analysis ...
Jeonghyun Kim   +3 more
doaj   +3 more sources

Picocyanobacteria and deep-ocean fluorescent dissolved organic matter share similar optical properties [PDF]

open access: yesNature Communications, 2017
The sources of marine chromophoric dissolved organic matter and associated fluorescent DOM (FDOM) remain unclear. Here, the authors demonstrate that picocyanobacteria release FDOM similar to typical fluorescent signals found in the ocean, and are likely ...
Zhao Zhao   +10 more
doaj   +2 more sources

Sedimentary supply of humic-like fluorescent dissolved organic matter and its implication for chemoautotrophic microbial activity in the Izu-Ogasawara Trench [PDF]

open access: yesScientific Reports, 2021
Microbial community structure in the hadal water is reported to be different from that in the upper abyssal water. However, the mechanism governing the difference has not been fully understood.
M. Shigemitsu   +4 more
doaj   +2 more sources

Significant anaerobic production of fluorescent dissolved organic matter in the deep East Sea (Sea of Japan)

open access: yesGeophysical Research Letters, 2016
The distribution of fluorescent dissolved organic matter (FDOM) in the East Sea (Sea of Japan) was examined by excitation‐emission matrix spectroscopy with parallel factor analysis (PARAFAC).
Jeonghyun Kim, Guebuem Kim
doaj   +2 more sources

Water quality and fluorescent dissolved organic matter dynamics of Dhaleshwari River

open access: yesFrontiers in Water
This study aimed to evaluate the physicochemical properties and the characteristics of the fluorescent dissolved organic matter (FDOM) in the Dhaleshwari River, located in the peripheral Dhaka district, Bangladesh.
Mohammad Mohinuzzaman   +10 more
doaj   +3 more sources

Linkages among fluorescent dissolved organic matter, dissolved amino acids and lignin-derived phenols in a river-influenced ocean margin

open access: yesFrontiers in Marine Science, 2015
Excitation emission matrix (EEM) fluorescence spectroscopy coupled with parallel factor analysis (PARAFAC) is commonly used to investigate the dynamics of dissolved organic matter (DOM). However, a lack of direct comparisons with known biomolecules makes
Youhei eYamashita   +5 more
doaj   +3 more sources

Characterization and spatiotemporal variations of fluorescent dissolved organic matter in leachate from old landfill-derived incineration residues and incombustible waste. [PDF]

open access: yesPLoS ONE
Dissolved organic matter (DOM) influences the bioavailability and behavior of trace metals and other pollutants in landfill leachate. This research characterized fluorescent dissolved organic matter (FDOM) in leachate from an old landfill in Japan during
Thi Ngoc Nguyen   +2 more
doaj   +2 more sources

Experimental Analysis of Diurnal Variations in Humic-Like Fluorescent Dissolved Organic Matter in Surface Seawater

open access: yesFrontiers in Marine Science, 2020
Humic-like fluorescent dissolved organic matter (FDOM) has been widely used as tracers for bio-refractory dissolved organic matter (RDOM) to understand its dynamics in the oceans.
Yuko Omori   +5 more
doaj   +3 more sources

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