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Stability and interaction of biochar and iron mineral nanoparticles: effect of pH, ionic strength, and dissolved organic matter
Biochar nanoparticles (BCNPs) and iron mineral nanoparticles (IMNPs), such as ferrihydrite nanoparticles (FHNPs), magnetite nanoparticles (MTNPs),...
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Role of solution chemistry in the attachment of graphene oxide nanoparticles onto iron oxide minerals with different characteristics
Given the ubiquity and abundance of the iron oxide minerals and their important roles in affecting the environmental fate of graphene oxide (GO)...
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Aqueous Fe(II)-catalyzed iron oxide recrystallization: Fe redox cycling and atom exchange, mineralogical recrystallization and contributing factor
Iron (Fe) oxides can rapidly recrystallize in the presence of aqueous Fe(II) (Fe(II) aq ) under anoxic conditions. Since different Fe oxides have...
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Andosols and Podzols at Galicia
A review is made of the knowledge of properties, genesis, and classification of andic and podzolic soils of Galicia. The parent material is the main...
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Co-adsorption of Cd(II) and Sb(III) by ferrihydrite: a combined XPS and ITC study
PurposeHeavy metal and metalloid commonly coexist in soils and sediments, and interact frequently with various minerals. The coexistence of Sb and Cd...
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Effect of humic acid on the stabilization of cadmium in soil by coprecipitating with ferrihydrite
Coprecipitation of humic acid (HA) with ferrihydrite (Fh) has been proposed to reduce the activity of heavy metals in aqueous solutions. The effect...
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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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Biochar-supported zero-valent iron enhanced arsenic immobilization in a paddy soil: the role of soil organic matter
Arsenic (As) detoxification in polluted soils by iron-based materials can be mediated by the endogenous soil organic matter (SOM), nevertheless the...
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Application of Electron Microscopy to Understanding Colloid-Facilitated Transport of Radionuclides at the Mayak Production Association Facility, Near Lake Karachai, Russia
Plutonium association and transport by ferrihydrite has been confirmed in the groundwater system of Lake Karachai at the Mayak Production...
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Precipitation of secondary phases of iron and its role in controlling the mobility of potentially toxic elements in soils in a semiarid river basin in Northwest Mexico
PurposeSoils have the ability to retain potentially toxic elements (PTEs) through different chemical processes that promote low mobility of these...
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Hydrogeochemical assessment of carcinogenic and non-carcinogenic health risks of potentially toxic elements in aquifers of the Hindukush ranges, Pakistan: insights from groundwater pollution indexing, GIS-based, and multivariate statistical approaches
Globally, potentially toxic elements (PTEs) and bacterial contamination pose health hazards, persistency, and genotoxicity in the groundwater...
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The performance of nitrate-reducing Fe(II) oxidation processes under variable initial Fe/N ratios: The fate of nitrogen and iron species
The Fe/N ratio is an important control on nitrate-reducing Fe(II) oxidation processes that occur both in the aquatic environment and in wastewater...
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Sustainable Materials for Affordable Point-of-Use Water Purification
Nanoscale ferrihydrite incorporated biopolymeric composites prepared for arsenic removal from water. Composite shows excellent adsorption capacities...
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Phosphorus recycling by mineral-catalyzed ribonucleotide cleavage on iron and manganese oxides
Phosphorus is an essential element influencing both food security via plant fertilization, and water pollution through excessive phosphorus use, yet...
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Nanoparticles containing hazardous elements and the spatial optics of the Sentinel-3B OLCI satellite in Amazonian rivers: a potential tool to understand environmental impacts
The Amazon River is the longest river in the world. The Tapajós River is a tributary to the Amazon. At their junction, a marked decrease in water...
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Community structure of Anaeromyxobacter in Fe(III) reducing enriched cultures of paddy soils
PurposeAnaeromyxobacter is a typical representative genus of dissimilatory metal-reducing microbes. However, the community structure and metabolic...
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Bio-mineral Interactions and the Environment
Biominerals are the product of organism activity leading to mineral formation within the cellular space or in the neighbouring environment. This...
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A phosphate-rich marine reservoir in the redox stratified Ediacaran ocean
Phosphorus (P) is the key nutrient thought to limit primary productivity on geological timescales, and hence P bioavailability exerted a major...
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Coupled effects of iron and sulfate reduction on the mobilization, thionation, and sequestration of diphenylarsinic acid in a paddy soil
PurposeDiphenylarsinic acid (DPAA) tends to mobilize in flooded soil due to iron (Fe) reduction and further thionate under sulfate-reducing...
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Reduced arsenic availability and plant uptake and improved soil microbial diversity through combined addition of ferrihydrite and Trichoderma asperellum SM-12F1
Arsenic (As) accumulation in agricultural soils is prone to crop uptake, posing risk to human health. Passivation shows potential to inactivate soil...
