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Distribution and content changes of extracellular polymeric substance and iron ions on the pyrite surface during bioleaching
Microbial-mineral interface is the main biochemical reaction place of bioleaching, and the mechanism of interface interaction is the key to...
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Thermoacidophilic bioleaching of copper sulfide concentrate in the presence of chloride ions
The role of chloride ion in the performance of extreme thermophiles bacterium Sulfolobus acidocalarius in bioleaching process of copper sulfide...
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Phosphorus additives driving the bacterial community succession during Bacillus spp. remediation of the uranium tailings
Uranium tailings discharged into uranium tailings ponds could generate environmental pollution issues. Microbial-induced phosphate mineralization...
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Swelling inhibition and infiltration promotion mechanism of polyethyleneimine
In order to solve landslides and slow infiltration rate in in-situ leaching process of weathered crust elution-deposited rare earth ore (WCE-DREO),...
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Application of response surface methodology in optimization of bioleaching parameters for high-magnesium nickel sulfide ore
The response surface methodology (RSM) was used to optimize the operating parameters during the bioleaching of **chuan high-magnesium nickel sulfide...
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Role of Fe/S ratios in the enhancement of uranium bioleaching from a complex uranium ore by Acidithiobacillus ferrooxidans and Acidithiobacillus thiooxidans consortium
The role of Fe/S ratios ( ω , g/g) in the uranium bioleaching from a complex uranium ore by Acidithiobacillus ferrooxidans and Acidithiobacillus...
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Influence of pH on the leaching behaviour of heavy metal(loid)s in copper smelting flue dust and mineralogical control mechanism
The release behavior of heavy metal(loid)s in Cu smelting flue dust, collected from a deserted Cu smelter, and its mineralogical control mechanism...
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Leaching of silver sulfide with copper sulfate-tartrate-thiosulfate solutions
Due to the high toxicity of cyanide, researchers are trying to find an environmentally friendly and sustainable leaching process for precious metals....
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Understanding the leaching behavior of calcium molybdate through the construction of lgc—pH diagrams
CaMoO 4 is not only the main component of powellite, but also a key intermediate product in molybdenum metallurgy. The current leaching of CaMoO 4 is...
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Deterioration of compressive properties of coal rocks under water and gas coupling
The compressive properties of coal under water-gas coupling were studied based on the water-rock-gas coupling test system. The compressive strength...
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A hypoxic pyrolysis process to turn petrochemical sludge into magnetic biochar for cadmium-polluted soil remediation
Biochar has been considered as a promising material for soil remediation, particularly for its ability to reduce the bioavailability of cadmium (Cd)...
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Persistent activation of peroxymonosulfate by MoS2@FeOOH/ceramsite composite for continuous flow degradation of sulfamethoxazole
Within the realm of wastewater treatment, the restrictions of inter-particle agglomeration and difficulty in recovery of traditional powder materials...
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Influence of kinetic factors on preparation of boron carbide by magnesiothermic self-propagation synthesis
The adiabatic temperature is an accepted thermodynamic criterion for the occurrence of the magnesiothermic self-propagation synthesis (SHS) reaction,...
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An innovative technology for utilization of oolitic hematite via microwave fluidization pretreatment: Separation characteristics and mechanism
Oolitic hematite possesses the characteristics of large resource reserves, low iron grade, fine embedded particle size and complex mineral...
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Effect of particle size on bioleaching of low-grade nickel ore in a column reactor
Biological column leaching of Ni from low-grade Ni ore was studied, and the effects of ore particle size on leaching rate were investigated. The Ni...
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Variation in energy metabolism structure of microbial community during bioleaching chalcopyrites with different iron-sulfur ratios
The energy metabolism structure of microbial community plays an important role in the process of biohydrometallurgy. In this article, an artificial...
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Application of microbial mineralization in the treatment of sintering red mud
Red mud is a highly alkaline solid waste with very fine particles produced in the production of alumina from bauxite, which is difficult to utilize...
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Process and mechanism investigation on comprehensive utilization of arsenic-alkali residue
Arsenic-alkali residue is a solid waste produced by the antimony smelting industry, which can pose a threat to the environment and human health. The...
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Maximizing the exploitation of phosphogypsum wastes using soaking technique with citric acid, recovering rare-earth and residual phosphate contents
Phosphogypsum (PG), the main by-product of phosphoric acid production industries, is considered one of the most important secondary sources of rare...
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Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid
Preparation of high purity platinum nitrate using spent Pt-Rh catalyst from the production of nitric acid was studied, including separation of...