Bacteria-induced mixing in natural waters.
Sign Up to like & getrecommendations! Published in 2017 at "Geophysical Research Letters"
DOI: 10.1002/2017gl074868
Abstract: Swimming organisms can enhance mixing in their natural environments by creating eddies in their wake and by dragging water along. However, these mixing mechanisms are inefficient for microorganisms, because swimming-induced variations in velocity, temperature and… read more here.
Keywords: natural waters; bacteria induced; induced mixing; water ... See more keywords
Measuring cosmogenic 35S in natural waters using large-volume liquid scintillation counting
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Radioanalytical and Nuclear Chemistry"
DOI: 10.1007/s10967-019-06719-y
Abstract: We developed a simple 35S separation method that requires relatively small sample volume (about 5 L) and an analysis method that uses a large sample volume counting vial (145 mL) to reduce the sample volume… read more here.
Keywords: natural waters; volume; measuring cosmogenic; sample volume ... See more keywords
Influence of suspended natural sands on the photolysis of ciprofloxacin in water
Sign Up to like & getrecommendations! Published in 2021 at "Arabian Journal of Chemistry"
DOI: 10.1016/j.arabjc.2021.103369
Abstract: Abstract A comprehensive understanding on the phototransformation of antibiotics in aqueous environments requires consideration of particulate matters contained in natural waters. However, relevant studies on this issue are still limited. Considering the wide distribution of… read more here.
Keywords: water; natural sands; influence; sands photolysis ... See more keywords
Reliable quantification of mercury in natural waters using surface modified magnetite nanoparticles.
Sign Up to like & getrecommendations! Published in 2019 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2018.12.149
Abstract: Reliable determination of mercury (Hg) in natural waters is a major analytical challenge due to its low concentration and to the risk of Hg losses or contamination during sampling, storage and pre-treatment of samples. The… read more here.
Keywords: methodology; waters using; mercury natural; natural waters ... See more keywords
Study of the interaction Cu(II) - Carbendazim in natural waters by electrochemical techniques.
Sign Up to like & getrecommendations! Published in 2020 at "Chemosphere"
DOI: 10.1016/j.chemosphere.2020.127013
Abstract: In order to obtain higher agricultural yields, the use of chemical substances has been increased to prevent the proliferation of pests, as well as ensuring durability in the storage of the food produced. Such substances… read more here.
Keywords: natural waters; study interaction; carbendazim natural; carbendazim ... See more keywords
Effects of acetylacetone on the photoconversion of pharmaceuticals in natural and pure waters.
Sign Up to like & getrecommendations! Published in 2017 at "Environmental pollution"
DOI: 10.1016/j.envpol.2017.01.089
Abstract: Acetylacetone (AcAc) has proven to be a potent photo-activator in the degradation of color compounds. The effects of AcAc on the photochemical conversion of five colorless pharmaceuticals were for the first time investigated in both… read more here.
Keywords: natural waters; effects acetylacetone; acetylacetone photoconversion; h2o2 ... See more keywords
A polymer inclusion membrane for the simultaneous determination of Cu(II), Ni(II) and Cd(II) ions from natural waters
Sign Up to like & getrecommendations! Published in 2020 at "Microchemical Journal"
DOI: 10.1016/j.microc.2020.104980
Abstract: Abstract A novel polymer inclusion membrane (PIM), doped with pyridine-2-acetaldehyde benzoylhydrazone (2-APBH) as extractant, was synthesized and applied for the simultaneous extraction and preconcentration of Cu(II), Ni(II) and Cd(II) ions from natural waters of different… read more here.
Keywords: natural waters; inclusion membrane; ions natural; polymer inclusion ... See more keywords
Determination of ammonia nitrogen in natural waters: Recent advances and applications
Sign Up to like & getrecommendations! Published in 2019 at "Trends in Environmental Analytical Chemistry"
DOI: 10.1016/j.teac.2019.e00073
Abstract: Abstract Ammonia nitrogen, consisting of un-ionized ammonia and ammonium, is a key parameter for studying the nitrogen cycle and indicating water quality. The measurement of these parameter concentrations is vital for the adequate monitoring of… read more here.
Keywords: natural waters; determination ammonia; nitrogen natural; waters recent ... See more keywords
Photochemical Degradation of Dimethylmercury in Natural Waters
Sign Up to like & getrecommendations! Published in 2022 at "Environmental Science & Technology"
DOI: 10.1021/acs.est.1c08443
Abstract: Photochemical demethylation of dimethylmercury (DMHg) could potentially be an important source of monomethylmercury (MMHg) in sunlit water. Whether or not DMHg is photochemically degraded when dissolved in water is, however, debated. While an early study… read more here.
Keywords: natural waters; water; dimethylmercury; photochemically degraded ... See more keywords
Back Accumulation of Diffusive Gradients in Thin-Films Devices with a Stack of Resin Discs To Assess Availability of Metal Cations to Biota in Natural Waters
Sign Up to like & getrecommendations! Published in 2023 at "Environmental Science & Technology"
DOI: 10.1021/acs.est.3c00799
Abstract: Determining species, concentrations, and physicochemical parameters in natural waters is key to improve our understanding of the functioning of these ecosystems. Diffusive Gradients in Thin-films (DGT) devices with different thicknesses of the resin or of… read more here.
Keywords: gradients thin; thin films; diffusive gradients; resin ... See more keywords
Indirect Photochemical Formation of Carbonyl Sulfide and Carbon Disulfide in Natural Waters: Role of Organic Sulfur Precursors, Water Quality Constituents, and Temperature.
Sign Up to like & getrecommendations! Published in 2018 at "Environmental science & technology"
DOI: 10.1021/acs.est.8b01618
Abstract: Carbonyl sulfide (COS) and carbon disulfide (CS2) are volatile sulfur compounds that are critical precursors to sulfate aerosols, which enable climate cooling. COS and CS2 stem from the indirect photolysis of organic sulfur precursors in… read more here.
Keywords: natural waters; cos cs2; organic sulfur; sulfur precursors ... See more keywords