Organic phosphorus affects the retention of arsenite and arsenate by goethite.
Sign Up to like & getrecommendations! Published in 2020 at "Journal of environmental quality"
DOI: 10.1002/jeq2.20145
Abstract: The hazardous effects of arsenic are closely linked to its speciation and interaction with different soil minerals, which influence both As mobility and bioavailability. Adsorption onto iron (oxyhydr)oxides is one of the main processes controlling… read more here.
Keywords: iii; adsorption; organic phosphorus; arsenate ... See more keywords
Neon diffusion in goethite, α-FeO(OH): a theoretical multi-scale study
Sign Up to like & getrecommendations! Published in 2020 at "Physics and Chemistry of Minerals"
DOI: 10.1007/s00269-020-01083-w
Abstract: The neon diffusion behavior in goethite has been investigated for the purpose of geological (U-Th)/Ne dating, as Ne produced in goethite by nucleogenic reactions related to natural U and Th alpha decay can diffuse out… read more here.
Keywords: diffusion; energy; multi scale; neon diffusion ... See more keywords
A novel high rotation bubble reactor for the treatment of a model pollutant in ozone/goethite/H2O2 and UV/goethite coupled processes
Sign Up to like & getrecommendations! Published in 2021 at "Environmental Science and Pollution Research"
DOI: 10.1007/s11356-020-12299-2
Abstract: This work proposes a novel approach for the coupling of ozonation and Fenton processes using a new prototype of a high rotation bubble reactor (HRBR), which improves utilization of the ozone and hydrogen peroxide through… read more here.
Keywords: rotation bubble; high rotation; bubble reactor; goethite ... See more keywords
Turning Industrial Residues into Resources: An Environmental Impact Assessment of Goethite Valorization
Sign Up to like & getrecommendations! Published in 2018 at "Engineering"
DOI: 10.1016/j.eng.2018.05.008
Abstract: Abstract Goethite is a metals-rich residue that occurs during zinc production. The feasibility of metal recovery from goethite has been demonstrated, but is not economically viable on an industrial scale. Therefore, goethite is landfilled with… read more here.
Keywords: goethite valorization; inorganic polymerization; valorization; environmental impact ... See more keywords
Effects of Cu doping on the microstructural, thermal, optical and photocatalytic properties of α-FeOOH and α-Fe2O3 1D nanoparticles
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2019.06.133
Abstract: Abstract Nanostructural morphology and cation (divalent or tetravalent) doping are known to be important factors for photocatalytic and photoelectrochemical activities of iron oxides. Modifications of iron oxides in an appropriate way could significantly improve these… read more here.
Keywords: doping microstructural; microstructural thermal; effects doping; hematite ... See more keywords
Beneficiation of low-grade, goethite-rich iron ore using microwave-assisted magnetizing roasting
Sign Up to like & getrecommendations! Published in 2021 at "Minerals Engineering"
DOI: 10.1016/j.mineng.2021.106826
Abstract: Abstract Microwave-assisted reduction roasting of a goethite-rich, reject iron ore waste stream (−2 mm) was used to produce a high-grade concentrate. Reduction roast experiments were conducted at 370 °C, 450 °C, 600 °C and 1000 °C under gas atmospheres… read more here.
Keywords: goethite rich; grade; microwave assisted; goethite ... See more keywords
Understanding Competitive Phosphate and Silicate Adsorption on Goethite by Connecting Batch Experiments with Density Functional Theory Calculations.
Sign Up to like & getrecommendations! Published in 2022 at "Environmental science & technology"
DOI: 10.1021/acs.est.1c03629
Abstract: Despite the biogeochemical importance of phosphate fate and transport in aquatic environments, little is known about how competition with other common aqueous oxyanions affects its retention by mineral surfaces. Here, we examined the competitive uptake… read more here.
Keywords: phosphate; adsorption; silicate; phosphate silicate ... See more keywords
Rapid Hydrolysis of Penicillin Antibiotics Mediated by Adsorbed Zinc on Goethite Surfaces.
Sign Up to like & getrecommendations! Published in 2019 at "Environmental science & technology"
DOI: 10.1021/acs.est.9b02666
Abstract: The soil environment is an important sink for penicillin antibiotics released from animal manure and wastewater, but the mineral-catalyzed transformation of penicillins in soil has not been well studied. To simulate this environmental process, we… read more here.
Keywords: zinc; rapid hydrolysis; penicillin; penicillin antibiotics ... See more keywords
Green Recycling of Goethite and Gypsum Residues in Hydrometallurgy with α-Fe3O4 and γ-Fe2O3 Nanoparticles: Application, Characterization, and DFT Calculation
Sign Up to like & getrecommendations! Published in 2019 at "ACS Sustainable Chemistry & Engineering"
DOI: 10.1021/acssuschemeng.8b06142
Abstract: Millions of tons of hazardous iron oxide residues are produced during the iron purification process of sulfuric acid leaching solutions in the nonferrous metals hydrometallurgy industry per year. The generated iron oxide residues, which mainly… read more here.
Keywords: goethite gypsum; goethite; gypsum precipitates; fe3o4 fe2o3 ... See more keywords
Decreased Electron Transfer between Cr(VI) and AH2DS in the Presence of Goethite.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental quality"
DOI: 10.2134/jeq2017.08.0316
Abstract: 9,10-Anthraquinone-2,6-disulfonic acid (AQDS) is commonly used as a model species to examine the influence of quinones on different biogeochemical cycles. The reduced form of this quinone, AHDS, can donate electrons to the toxic metal species… read more here.
Keywords: presence; electron transfer; spectroscopy; transfer ... See more keywords
Selective adsorption of various phosphorus species coexistence in water-soluble ammonium polyphosphate on goethite: Experimental investigation and molecular dynamics simulation.
Sign Up to like & getrecommendations! Published in 2022 at "Chemosphere"
DOI: 10.2139/ssrn.4037165
Abstract: The geochemical processes of polyphosphates (poly-Ps) are important for phosphorus (P) management and environmental protection. Water-soluble ammonium polyphosphate (APP) containing various P species has been increasingly used as an alternative P-fertilizer. The various P species… read more here.
Keywords: adsorption; ammonium; species coexistence; water ... See more keywords