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Bioaccumulation, resistance, and remediation of Mn(II) and Cu(II) and their impacts on antioxidant enzymes of Anoxybacillus flavithermus
In this article, the effects of copper (Cu(II)) and manganese (Mn(II)) ions on the superoxide dismutase (SOD) and catalase enzymes (CAT) of the...
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Removal of Fe and Mn from Groundwater
The increasing population has resulted in an insufficient supply of drinking water from surface water, and groundwater is an alternative drinking...
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Study on the removal of iron (II) and manganese (II) in acidic mine drainage by red mud: Performance and mechanism
Red mud is an environmental burden during the alumina production process. To mitigate the hazards associated with red mud storage, this study...
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Geochemical Evaluation of Manganese Neutralization Sludge for Mn-Containing Mine Drainage Treatment
Conventional neutralization treatment for manganese (Mn)-bearing mine drainage provides a challenge of cost-efficiency, and new approaches should be...
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Anti-dengue potential and mosquitocidal effect of marine green algae–stabilized Mn-doped superparamagnetic iron oxide nanoparticles (Mn-SPIONs): an eco-friendly approach
Vector-borne diseases pose a significant public health challenge in economically disadvantaged nations. Malaria, dengue fever, chikungunya, Zika,...
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Factors controlling Mn and Zn contents in leaves of silver and downy birch in acidified soils of Central Europe and Norway
In Central European mountain forests, foliar element concentrations (FECs) of manganese (Mn) in silver birch ( Betula pendula Roth) are occasionally...
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Transformation of As and Cd associated with Fe–Mn-modified biochar during simultaneous remediation on the contaminated soil
Here, Fe- and Mn-modified biochar (BC-Fe–Mn) was applied to simultaneously stabilize As and Cd in the contaminated soil. The removal efficiencies for...
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Adsorption of Cd and Mn from neutral mine effluents using bentonite, zeolite, and stabilized dewatered sludge
This study aimed to investigate the adsorption efficiency of Cd and Mn using natural sorbents—bentonite, zeolite and stabilized digested dewatered...
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Soil redox maps: assessment of small field-scale redox zonation by Mn and Fe oxide-coated IRIS films
PurposeIntra-field redox zonation across depth in soils can be heterogeneous and account for the presence of biogeochemical “hot spots.”...
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Co-recovery of Mn and Fe from pyrolusite and copper slag with hydrometallurgy process: Kinetics and leaching mechanisms
With the shortage of high-quality raw materials and increasingly strict environmental regulations, the recovery of metals from copper slag and...
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Degradation of water soluble poly(vinyl alcohol) with acoustic and hydrodynamic cavitation: laying foundations for microplastics
Water-soluble poly(vinyl alcohol) (PVOH) is widely used in the textile and paper industries and in households as detergent pods. In addition to...
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Enhanced passivation of thallium, vanadium and arsenic in contaminated soils: critical role of Fe–Mn-biochar
Thallium (Tl), vanadium (V) and arsenic (As) are considered as typical toxic elements of increased interest. Their accumulation in soils can pose a...
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Removal of Mn(II) by a nitrifying bacterium Acinetobacter sp. AL-6: efficiency and mechanisms
A nitrifying bacterium Acinetobacter sp. AL-6 showed a high efficiency of 99.05% for Mn(II) removal within 144 h when the Mn(II) concentration was...
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Investigation of Fe(II) and Mn(II) involved anoxic denitrification in agricultural soils with high manganese and iron contents
PurposeSoil denitrification rates and the roles Mn(II) and Fe(II) played as alternative electron donors were investigated by performing anoxic...
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High Pure Co (II) Precursor Liquor From Spent Catalyst Leach Liquor
The increasing demand for cobalt within the last two decades supports the reservation and recycling of cobalt bearing spent catalyst. This paper...
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Chemical fractionation and mobility of Cd, Mn, Ni, and Pb in farmland soils near a ceramics company
Soil contamination due to industrial activity in ceramics production is of concern because of the risk of heavy metal pollution. Successive...
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Research progress on the characteristics, sources, and environmental and potential health effects of water-soluble organic compounds in atmospheric particulate matter
Water-soluble organic compounds (WSOCs) have received extensive attention due to their indistinct chemical components, complex sources, negative...
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Remediation performance of As-contaminated water and soil using a novel Fe–Mn bimetallic (oxyhydr)oxide coated on natural magnetite
It is challenging to separate the materials for treating arsenic contamination of soil and water from systems. The natural magnetite covered with...
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Enhanced immobility of Pb(II) during ferrihydrite-Pb(II) coprecipitates aging impacted by malic acid or phosphate
Metastable ferrihydrite is omnipresent in environments and can influence the fate of Pb(II) during ferrihydrite transformation. Ferrihydrite is...
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High-efficiency remediation of Hg and Cd co-contaminated paddy soils by Fe–Mn oxide modified biochar and its microbial community responses
Fe–Mn oxide modified biochar (FMBC) was produced to explore its potential for remediation of Hg–Cd contaminated paddy soils. The results showed that...
