Advancements in enzyme immobilization on magnetic nanomaterials: toward sustainable industrial applications

RSC Advances, Journal Year: 2024, Volume and Issue: 14(25), P. 17946 - 17988

Published: Jan. 1, 2024

Enzymes are widely used in biofuels, food, and pharmaceuticals.

Language: Английский

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Novel Chitosan-ZnO nanocomposites derived from Nymphaeaceae fronds for highly efficient removal of Reactive Blue 19, Reactive Orange 16, and Congo Red dyes

Environmental Research, Journal Year: 2024, Volume and Issue: 247, P. 118228 - 118228

Published: Jan. 21, 2024

Language: Английский

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Synthesis of a novel chitosan-TiO2 nanocomposite as an efficient adsorbent for the removal of methylene blue cationic dye from wastewater

Journal of Molecular Structure, Journal Year: 2024, Volume and Issue: 1319, P. 139420 - 139420

Published: July 27, 2024

Language: Английский

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Enhanced sonophoto-catalytic and adsorption capabilities of Fe3O4@MC/MWCNT-CuO/Ag for petrochemical organic pollutants degradation from industrial process streams

Arabian Journal of Chemistry, Journal Year: 2024, Volume and Issue: 17(11), P. 105994 - 105994

Published: Sept. 17, 2024

Language: Английский

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Synthesis of novel Chitosan-Tannic acid adsorbent for removal of Aluminum (III) from wastewater: characterisation, kinetics, equilibrium isotherms and thermodynamic studies

Adsorption, Journal Year: 2025, Volume and Issue: 31(2)

Published: Feb. 1, 2025

Language: Английский

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Synthesis, and characterization of novel chitosan coated superparamagnetic iron oxide nanoparticles to optimization for adsorption of mercury from industrial effluent wastewater

International Journal of Biological Macromolecules, Journal Year: 2025, Volume and Issue: 306, P. 141403 - 141403

Published: Feb. 22, 2025

Language: Английский

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Recent Advances in Porous Bio-Polymer Composites for the Remediation of Organic Pollutants

Polymers, Journal Year: 2024, Volume and Issue: 16(11), P. 1543 - 1543

Published: May 30, 2024

The increasing awareness of the importance a clean and sustainable environment, coupled with rapid growth both population technology, has instilled in people strong inclination to address issue wastewater treatment. This global concern prompted individuals prioritize proper management purification wastewater. Organic pollutants are very persistent due their destructive effects, it is necessary remove them from In last decade, porous organic polymers (POPs) have garnered interest among researchers effectiveness removing various types pollutants. Porous biopolymers seem be suitable candidates POPs. Sustainable consumption environmental protection, as well reducing toxic chemicals, advantages using preparation effective composites Composites containing biopolymers, like other POPs, can through absorption, membrane filtration, or oxidative photocatalytic effects. Although based on shown relatively good performance pollutants, insufficient strength limits performance. On hand, comparison including covalent frameworks, they weaker Therefore, generally used compounds. seems research these investigate reasons for composite components. review exhaustively investigates recent progress use removal form adsorbents, membranes, catalysts, etc. Information regarding mechanism, functionality, each component construction discussed. following provides vision future opportunities biopolymers.

Language: Английский

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Application of montmorillonite/octadecylamine nanoparticles in the removal of textile dye from aqueous solutions: Modeling, kinetic, and equilibrium studies

Heliyon, Journal Year: 2024, Volume and Issue: 10(4), P. e25919 - e25919

Published: Feb. 1, 2024

In the study, proliferation of industries has been associated with an increase in production industrial wastewater and subsequent environmental pollution, wherein dyes emerge as prominent pollutants. The characteristics nanoclay modified octadecylamine, were elucidated throughvarious techniques, including Field Emission Scanning Electron Microscopy/Energy Dispersive Spectroscopy (FE-SEM/EDS), Fourier Transform Infrared (FTIR), Thermogravimetric Analysis (TGA), X-ray Diffraction (XRD), Brunauer-Emmett-Teller Surface Area (BET). research delved into impact variables such pH, initial dye concentration, adsorbent dose, temperature, ultrasonication time on removal Acid Black 1 (AB1) through ultrasonic process, employing a central composite design (CCD). Optimal conditions for adsorption process determined: pH at 5.46, mass 4 mg/30 mL, concentration 20 mg/L, ultrasound min, temperature 50 °C, resulting remarkable 96.49% efficiency. fitting experimental equilibrium data to different isotherm models, Langmuir, Freundlich, Temkin, indicated thatthe Freundlich model was most suitable. various kinetic models pseudo-first second-order intraparticle diffusion revealed applicability equation model. A thermodynamic study unveiled that spontaneous endothermic. conclusion, highlights significant capability ofmontmorillonite octadecylamine removing AB1 dye, rendering it viable option treatment.

Language: Английский

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Nano-revolution in heavy metal removal: engineered nanomaterials for cleaner water

Frontiers in Environmental Science, Journal Year: 2024, Volume and Issue: 12

Published: May 6, 2024

Engineered nanomaterials have emerged as a promising technology for water treatment, particularly removing heavy metals. Their unique physicochemical properties enable them to adsorb large quantities of metals even at low concentrations. This review explores the efficacy various nanomaterials, including zeolites, polymers, chitosan, metal oxides, and metals, in from under different conditions. Functionalization is strategy enhance their separation, stability, adsorption capacity. Experimental parameters such pH, adsorbent dosage, temperature, contact time, ionic strength significantly influence process. In comparison, engineered show promise remediation, but several challenges exist, aggregation, mechanical strength, long-term performance, scalability. Furthermore, potential environmental health impacts require careful consideration. Future research should focus on addressing these developing sustainable nanomaterial-based remediation strategies. will involve interdisciplinary collaboration, adherence green chemistry principles, comprehensive risk assessments ensure safe effective deployment both lab large-scale levels.

Language: Английский

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Fabrication of immobilized magnetic nanoparticles for removal of cadmium and moxifloxacin from aqueous solutions using green approach: Batch and continuous study

Case Studies in Chemical and Environmental Engineering, Journal Year: 2024, Volume and Issue: 9, P. 100771 - 100771

Published: May 24, 2024

In this study, magnetite nanoparticles (MNPs) were immobilized on sand as a support material via green co-precipitation method. The nanocomposite properties tested using several tests such XRD, FTIR, VSM, BET, BJH, SEM, EDX, and TEM. Then it was employed in batch continuous experiments to remove cadmium (Cd(II)) moxifloxacin (MFX) from aqueous solutions. maximum removal percentages 94% for MFX at pH 9 80% Cd(II) 6. exhibited nanocomposite's capacity impede contaminants' transportation improve hydraulic properties. addition, the travel of contaminants modeled COMSOL software.

Language: Английский

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