Facile synthesis of new metal-organic framework/chitosan composite sponge for Hg(II) removal: Characterization, adsorption efficiency, and optimization using Box-Behnken design

International Journal of Biological Macromolecules, Год журнала: 2024, Номер 259, С. 129282 - 129282

Опубликована: Янв. 9, 2024

Язык: Английский

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Industrial dye absorption and elimination from aqueous solutions through bio-composite construction of an organic framework encased in food-grade algae and alginate: Adsorption isotherm, kinetics, thermodynamics, and optimization by Box–Behnken design

International Journal of Biological Macromolecules, Год журнала: 2024, Номер 274, С. 133442 - 133442

Опубликована: Июнь 25, 2024

Язык: Английский

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Enhancing trimethoprim pollutant removal from wastewater using magnetic metal-organic framework encapsulated with poly (itaconic acid)-grafted crosslinked chitosan composite sponge: Optimization through Box-Behnken design and thermodynamics of adsorption parameters

International Journal of Biological Macromolecules, Год журнала: 2024, Номер 268, С. 131947 - 131947

Опубликована: Апрель 27, 2024

Язык: Английский

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Efficient removal of tetracycline by VCo-layered double hydroxide encapsulated with chitosan: Optimization via Box-Behnken design, and thermodynamics

International Journal of Biological Macromolecules, Год журнала: 2025, Номер unknown, С. 139565 - 139565

Опубликована: Янв. 1, 2025

Язык: Английский

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Elimination of Ni(II) from wastewater using metal-organic frameworks and activated algae encapsulated in chitosan/carboxymethyl cellulose hydrogel beads: Adsorption isotherm, kinetic, and optimizing via Box-Behnken design optimization

International Journal of Biological Macromolecules, Год журнала: 2025, Номер unknown, С. 140019 - 140019

Опубликована: Янв. 1, 2025

Язык: Английский

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Synergistic effects of Al3 +/La3+ co-doped ZnO photocatalysts for enhanced removal of Remazol red dye and Diclofenac in aqueous solutions

Colloids and Surfaces A Physicochemical and Engineering Aspects, Год журнала: 2025, Номер 709, С. 136130 - 136130

Опубликована: Янв. 7, 2025

Язык: Английский

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Effective levofloxacin adsorption and removal from aqueous solution onto tea waste biochar; synthesis, characterization, adsorption studies, and optimization by Box–Behnken design and its antibacterial activity

Environmental Technology, Год журнала: 2023, Номер 45(23), С. 4928 - 4950

Опубликована: Ноя. 13, 2023

Research efforts are focusing on investigating cost-effective and ecologically friendly ways to create nanoparticles as a result of promising developments in green technology (NPs). This experiment focused the effectiveness using biochar (TWB) made from coffee waste extract levofloxacin (LEV) water. The conclusive results trials showed that TWB is an effective adsorbent for removing LEV liquid solutions. produced through biological processes underwent comprehensive analysis techniques such X-ray diffractometry (XRD), scanning electron microscopy (SEM), Brunauer–Emmett–Teller surface area measurement (BET), photoelectron spectroscopy (XPS), Fourier transform infrared (FTIR) spectroscopy. bioengineered TWB's exceptional crystalline properties, which closely resemble monoclinic structure bulk TWB, were confirmed by XRD analysis. Based (SEM) data, synthesis Nanoparticles resulted formation spherical particles with approximate diameter 40 nm, accompanied substantial 285.55 m²/g. Pseudo-Second-Order model, best captured Levofloxacin's adsorption characteristics, was evaluated external mass transfer main determinant response rate. It also found process endothermic spontaneous. system optimized Box–Behnken design (BBD) methodology. achieved removal capacity 1119.19 mg/g utilizing tested determined be reasonable when compared performance other previously used adsorbents evaluating eliminating LEV. onto involves number different mechanisms, ion exchange, π-π interactions, electrostatic pore filling, hydrogen bonding. Following extensive testing connection real-world sample, demonstrated remarkable efficacy, it maintained good even after undergoing three further regeneration cycles. By adjusting annealing temperature, we controlled across range sizes order maximize their antibacterial capabilities. research utilized pair Gram-positive bacteria (Staphylococcus aureus Bacillus subtilis) Gram-negative (Pseudomonas aeruginosa Escherichia coli) evaluate efficacy TWB.

Язык: Английский

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Enhancing brilliant green dye removal via bio composite chitosan and food-grade algae capsulated ruthenium metal-organic framework: Optimization of adsorption parameters by box-behnken design

International Journal of Biological Macromolecules, Год журнала: 2024, Номер 264, С. 130635 - 130635

Опубликована: Март 7, 2024

Язык: Английский

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Synthesis and characterization of a novel TiO2@chitosan/alginate nanocomposite sponge for highly efficient removal of As(V) ions from aqueous solutions: Adsorption isotherm, kinetics, experiment and adsorption mechanism optimization using Box-Behnken design

International Journal of Biological Macromolecules, Год журнала: 2024, Номер 275, С. 133513 - 133513

Опубликована: Июнь 30, 2024

Язык: Английский

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Synthesis, characterization and adsorption optimization of bimetallic La–Zn metal organic framework for removal of 2,4-dichlorophenylacetic acid

Heliyon, Год журнала: 2024, Номер 10(7), С. e28622 - e28622

Опубликована: Март 26, 2024

To eliminate the hazardous pesticide 2,4-dichlorophenylacetic acid (2,4-D) through aqueous solutions, stacked nanorods known as hetero bimetallic organic frameworks (MOFs) of 2-methyl imidazole based on lanthanum and zinc are created. The research's convincing discoveries displayed that La/Zn-MOF is an actual adsorbent for removal 2,4-D solutions. was investigated using a variability techniques, with scanning electron microscope (SEM), powered X-ray diffraction (PXRD), Brunauer-Emmett-Teller (BET) investigation. has significant pore capacity 1.04 cm³/g comparatively large surface area 897.69 m2/g. Our findings, which quite intriguing, demonstrate adsorption behavior pointedly wedged by variations in pH. A pH 6 dose 0.02 g shown to be optimal setting greatest adsorption. Because endothermic process, temperature affect its capability. method fit both isothermally kinetically Langmuir isotherm classical. It created entire process made use chemisorption mechanism. Solution pH, temperature, dosage, time were all improved Box-Behnken design (BBD) Response Surface Methodology (RSM). We able accurately calculate values ΔHo, ΔSo, ΔGo following guidelines. These results demonstrated spontaneous character procedure employing adsorbent. Adsorption-desorption cycles can carried out up five times. With synthesized due exceptional reusability. Many processes, such π-π interaction, filling, H-bonding, or electrostatic contact, postulated explain connection between after extra research appreciate well link conducted. This first study effectiveness utilizing from wastewater models. display required achieve maximal capability La/Zn-MOF, 307.5 mg/g.

Язык: Английский

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