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Isotherm and kinetic studies on the adsorption of humic acid molecular size fractions onto clay minerals
Humic acid (HA) can adsorb onto mineral surfaces, modifying the physicochemical properties of the mineral. Therefore, understanding the sorption...
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Climatic Conditions as Factors Influencing the Formation of High-Moor Peat Organic Part
In this paper, the authors identified a number of characteristic features of the transformation of peat organic matter in the conditions of the... -
Composition and Sources of Dissolved Organic Matter in the Goafs of the **njulong Coal Mine
Dissolved organic matter (DOM) regulates and controls the transformation and bio-availability of metals in coal mines. Water samples were collected...
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Vertical variations and composition of dissolved free amino acid in the seawater of the Yap Trench in the western Pacific Ocean
The composition and concentration of dissolved free amino acid (DFAA) of seawater samples collected in May 2016 from the surface to the hadal zone of...
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Subtropical stormwater ponds are more frequently net nitrogen fixing compared to natural ponds
Urban stormwater ponds (SWPs) are engineered ecosystems designed to prevent flooding and protect downstream ecosystems by retaining nutrients...
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Hydrochemical Characteristics of Lakes of Different Types on the Bolshoi Solovetskii Island
AbstractComprehensive hydrochemical studies of nine lakes of different types on the Bolshoi Solovetskii Island (Arkhangelsk region) were carried out...
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Organic matter cycling in a model restored wetland receiving complex effluent
Wetlands have been used to treat anthropogenic effluents for decades due to their intense biogeochemical processes that transform and uptake...
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Feedstock type, pyrolysis temperature and acid modification effects on physiochemical attributes of biochar and soil quality
Biochar is an organic and pyrogenic material produced by pyrolysis of animal or plant-based feedstocks. In recent days, biochar has gained much...
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Even-carbon predominance of Monomethyl branched alkanes in Humic coal from Junggar Basin, NW China
A series of Monomethyl branched alkanes compounds were detected between nC 14 –nC 36 , in immature and low maturity Jurassic humic coal, Junggar basin....
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Influence Mechanism of Different Weathering Degrees on Conversion of Coal to Biogas
To investigate the influence mechanism of weathering in the biogas production from coal, the characteristics of three coal samples with different...
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Estimating the Toxicity and Biological Availability for Interaction Products of Metallic Iron and Humic Substances
AbstractThis article considers the influence that suspensions of nanoparticles (sized from 10 to 60 nm) of iron oxo-compounds in different oxidation...
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Analysis of Molecular Mechanisms Underlying the Transformation of Compost Organic Waste Using a Combination of Electrophoresis, Size-Exclusion Chromatography, and Absorption Spectroscopy
AbstractThe humin-like substances of compost at the beginning of transformation and after 130 days were studied using a set of analytical methods,...
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Microbial degradation of various types of dissolved organic matter in aquatic ecosystems and its influencing factors
Interactions between chemodiverse dissolved organic matter (DOM) and biodiverse microbes are governed by a myriad of intrinsic and extrinsic factors...
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Organic complexation of copper in Japanese estuarine waters using reverse titration method
Organic complexation of Cu in estuarine waters in Japan was investigated using reverse titration competitive ligand exchange-adsorptive cathodic...
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Speciation of Actinides in the Environment
The paper presents the data on the radionuclide disposition speciation and estimates their migration dynamics using the East-Urals Radioactive Trace... -
Influence of Diverse Urban Pressures on Water Characteristics in a Small Eastern Mediterranean Watershed
This work focuses on the characterization of a typical coastal karst watershed by addressing its physico-chemical parameters. The concentrations of...
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Origin of hydrocarbon fluids and discussion of abnormal carbon isotopic compositions in the Lishui-Jiaojiang Sag, East China Sea Shelf Basin
The hydrocarbon gases in the L1 gas field of the Lishui-Jiaojiang Sag have been commonly interpreted to be an accumulation of pure sapropelic-type...
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Geochemical characteristics of source rocks and natural gas in Fudong area, Junggar Basin: implications for the genesis of natural gas
The research on geochemical characteristics of natural gas is helpful to gas source correlation and promote natural gas exploration. However, the...
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Fluorine and Iodine in Soils of the Kulunda Plain
AbstractThe content and distribution of fluorine (F) and iodine (I) have been studied by the example of four soils on the terrace of Kuchuk Lake in...
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Optical properties of dissolved organic matter in throughfall and stemflow vary across tree species and season in a temperate headwater forest
Tree-derived dissolved organic matter (DOM) comprises a significant carbon flux within forested watersheds. Few studies have assessed the optical...