Zeb, M. et al. A review of heavy metals pollution in riverine sediment from various Asian and European countries: Distribution, sources, and environmental risk. Mar. Pollut. Bull. 206, 116775. https://doi.org/10.1016/J.MARPOLBUL.2024.116775…
Category: 6. Chemistry
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A universal color curve for roasted arabica coffee
Effect of roast profiles and green coffee origin on color
Figure 2 shows representative photos of the ground coffee samples across the seven roast profiles. For all tested roast profiles, the bean color progressively changed from its initial…
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Highly selective solid phase extraction of clonazepam from water using a urea modified MOF prior to HPLC analysis
López-García, E. et al. Drugs of abuse and their metabolites in river sediments: analysis, occurrence in four Spanish river basins and environmental risk assessment. J. Hazard. Mater. 401, 123312 (2021).
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Bee pollen as a source of phenolic compounds in potato snacks
Chemical composition of bee pollens used in experiment
The analyzed bee pollens differed in terms of basic chemical composition (Table 1). Bee pollens contained from 6.96 to 13.37% of water, which is more than suggested 6%3,29. ISO standards…
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RGO-Pt as an effective catalyst for U(IV) generation under hydrogen
Synthesis and characterization
The improved Hummers method was chosen as a path for the synthesis due to its several advantages over other popular methods like the Hummers’ and modified Hummers’ method. The advantages of the improved…
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Structural, surface, and theoretical investigation of hydrophobic-modified nanodiamond powders
Krueger, A. et al. Deagglomeration and functionalisation of detonation diamond. Phys. Status Solidi 204, 2881–2887 (2007).
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Krueger, A. Beyond the shine: recent…
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Cancer risk from heavy metal contamination in fish and implications for public health
Description of study area
The Keta Lagoon, situated in southeastern Ghana, West Africa (0°56′20.63″ E to 1°0′26.66″ E; 5°52′2.02″ N to 5°58′48.77″ N), is a significant brackish waterbody with an estimated surface area of…
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A shocking new way to make ammonia, no fossil fuels needed
University of Sydney researchers have harnessed human-made lightning to develop a more efficient method of generating ammonia – one of the world’s most important chemicals. Ammonia is also the main ingredient of fertilizers that account for…
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Thermal tuning of nanocomposites for superior cadmium ion adsorption
Characterization
The X-ray diffraction (XRD) patterns of the C600 and C800 samples are displayed in Fig. 2, highlighting their crystalline structures. Characteristic peaks were detected at diffraction angles (2Ɵ) of 18.46, 30.53, 35.88, 37.55,…
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Quantitative evaluation of thermal runaway in lithium-ion batteries under critical heating conditions to enhance safety
Model verification
Figure 3 depicts the comparison between experimental data and numerical simulations for a cathode material of LNCMC type, which is subjected to heating by a polyimide electro-thermal film with a power output of 32.5 W45. A…
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