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61,005 resultsShowing papers similar to Biosorption Potential of Microbial and Residual Biomass of Saccharomyces pastorianus Immobilized in Calcium Alginate Matrix for Pharmaceuticals Removal from Aqueous Solutions
ClearPreparation and Application of Si@Al Adsorbents for Different Pollutants Removal from Aqueous Solution
Researchers prepared a low-cost Si@Al adsorbent from electroflocculation waste by mixing sodium silicate at a 4:1 ratio and calcining at 200 degrees Celsius, demonstrating its efficient removal of organic pollutants, antibiotics, and metal ions from aqueous solutions.
Alginate/geopolymer hybrid beads as an innovative adsorbent applied to the removal of 5-fluorouracil from contaminated environmental water
Researchers developed alginate-geopolymer hybrid beads for removing the cytostatic drug 5-fluorouracil from water, characterizing the adsorbent material and demonstrating effective drug capture, addressing the environmental risk of pharmaceutical contamination from cancer treatment wastewater.
Equilibrium and Kinetic Modeling of Crystal Violet Dye Adsorption by a Marine Diatom, Skeletonema costatum
Researchers evaluated the marine diatom Skeletonema costatum as a biosorbent for removing crystal violet dye from water, achieving 98% adsorption efficiency under optimized conditions of pH 3 and 0.4 g of biomass. Adsorption followed Langmuir isotherm and pseudo-second-order kinetics, supporting its potential as a low-cost, natural water treatment material.
Tetracycline Removal from Water by Adsorption on Geomaterial, Activated Carbon and Clay Adsorbents
New geomaterial adsorbents made from clay, activated carbon, cement, and PVA polymer were synthesized and tested for tetracycline removal from water, achieving rapid equilibrium within 30 minutes and high adsorption capacity that was pH-dependent, offering a low-cost option for antibiotic contamination removal in wastewater treatment applications.
Fonksiyonelleştirilmiş selüloz esaslı yenilikçi bir adsorbentin farmasötik adsorpsiyon performansının incelenmesi
Researchers synthesized and evaluated two cellulose-based adsorbents -- CAc-PPUF and CMC-HMPUF -- for removing pharmaceutical micropollutants from water, finding that both materials demonstrated affinity for the target compounds. Batch adsorption experiments showed CAc-PPUF achieved higher removal efficiency for all three tested pharmaceutical compounds compared to CMC-HMPUF.
Enhancing the Biosorption Potential of Pichia kluyveri FM012 for 4-Bromophenols
Researchers enhanced the biosorption capacity of the yeast Pichia kluyveri FM012 for 4-bromophenol removal from water, testing surface modification strategies to increase uptake efficiency. Modified cells showed significantly improved 4-bromophenol adsorption compared to unmodified cells, demonstrating a low-cost biological approach for treating phenolic contaminant wastewater.
A Review on Application of Biochar in the Removal of Pharmaceutical Pollutants through Adsorption and Persulfate-Based AOPs
This review examined the application of biochar for removing pharmaceutical pollutants from water through adsorption and persulfate-based advanced oxidation processes, highlighting biochar's strong adsorption capacity, low cost, and effectiveness as a catalyst for activating persulfate.
Erythromycin Scavenging from Aqueous Solutions by Zeolitic Materials Derived from Fly Ash
Researchers synthesized zeolite materials from fly ash and tested them as sorbents for removing erythromycin antibiotic from water, finding effective removal over a range of conditions and demonstrating that fly ash zeolites are promising low-cost adsorbents for pharmaceutical contaminants in water treatment.
Efficient removal of diclofenac from surface water by the functionalized multilayer magnetic adsorbent: Kinetics and mechanism
Researchers developed a chitosan-based multilayer magnetic adsorbent (FCS-PD) for removing diclofenac from surface water, demonstrating efficient pharmaceutical removal through adsorption kinetics studies in both synthetic water and real surface water samples, with magnetic separation enabling practical adsorbent recovery.
Biochar-layered double hydroxide composites for the adsorption of tetracycline from water. Synthesis, Process Modeling and Mechanism
Researchers developed biochar-layered double hydroxide composites to remove the antibiotic tetracycline from water, finding high adsorption efficiency through multiple interaction mechanisms. This material offers a promising approach to cleaning pharmaceutical contaminants from wastewater.
Progress in microalgal mediated bioremediation systems for the removal of antibiotics and pharmaceuticals from wastewater
Researchers reviewed microalgae-based systems for removing antibiotics and pharmaceuticals from wastewater, summarizing bioadsorption, photodegradation, and bioaccumulation mechanisms, and highlighting how integrating microalgal treatment with biofuel or biochemical co-production can improve the economic viability of this approach.
Highly Efficient Adsorption of Norfloxacin by Low-Cost Biochar: Performance, Mechanisms, and Machine Learning-Assisted Understanding
Researchers produced biochar from medicinal plant residue using potassium carbonate activation and demonstrated its effectiveness in removing the antibiotic norfloxacin from wastewater. The biochar achieved a high surface area and strong adsorption performance through multiple binding mechanisms including hydrogen bonding and electrostatic interactions. The study also employed machine learning to predict adsorption outcomes, offering a cost-effective approach to treating pharmaceutical contamination in water.
Nonylphenol Removal from Water and Wastewater with Alginate-Activated Carbon Beads
Researchers developed alginate-activated carbon (Alg-C) composite beads for adsorption of nonylphenols from aqueous media, finding 97% removal efficiency over five reuse cycles, with adsorption behavior following a pseudo-second-order kinetic model and Freundlich isotherm indicating a heterogeneous surface.
Application of sustainable plant-based materials for Treatment of Pharmaceutical Industry Wastewater
This review examined plant-based materials (natural coagulants, biosorption agents) as sustainable alternatives for treating pharmaceutical industry wastewater that contains antibiotics, dyes, and heavy metals. The authors highlighted advantages over chemical coagulants like alum, which can contribute to Alzheimer's risk through aluminum accumulation.
Oleic Acid-Tailored Geopolymer Microspheres with Tunable Porous Structure for Enhanced Removal from Tetracycline in Saline Water
Researchers developed metakaolin-based geopolymer microspheres modified with oleic acid to enhance tetracycline adsorption from saline water, achieving a Langmuir adsorption capacity of 645.7 mg/g at 298 K with the optimal 0.3% oleic acid formulation. The adsorption process followed pseudo-second-order kinetics and the Langmuir isotherm model, involving Van der Waals forces, electrostatic interactions, hydrogen bonding, and ion exchange, with good regeneration performance over multiple cycles.
Adsorption Capacity of Tetracycline in Solution by Cu-BTC@Carboxyl-Functionalized Carbon Nanotubes@Copper Alginate Composite Aerogel Beads
Researchers developed composite aerogel beads made from Cu-BTC metal-organic framework, carboxyl-functionalized carbon nanotubes, and copper alginate to adsorb tetracycline from sewage, systematically characterizing the adsorption performance and mechanisms of this nanomaterial composite for antibiotic removal from wastewater.
Drugs Removal from Wastewater with Activated Carbon from Coffee Waste
Researchers developed activated carbon from coffee grounds collected in Dubai to treat hospital wastewater, finding that chromatographic analysis confirmed complete elimination of many pharmaceuticals and over 90% removal of others through adsorption, demonstrating a dual-waste-recovery approach.
Comparative Biosorption Proficiency in Intact and Autoclaved Biofilm Matrices
Researchers compared the biosorption capacity of intact living biofilms versus autoclaved (dead-cell) biofilm matrices for removing pollutants from water, exploring whether inactivated biofilms retain practical adsorption performance while eliminating pathogenic contamination risk. The study characterized adsorption behavior across both matrices to assess biofilms as biosorbents for water pollution remediation.
The Application of Hydroxyapatite NPs for Adsorption Antibiotic from Aqueous Solutions: Kinetic, Thermodynamic, and Isotherm Studies
Researchers synthesized hydroxyapatite nanoparticles and demonstrated their effectiveness in removing amoxicillin from aqueous solutions, characterizing the adsorption kinetics, thermodynamics, and isotherms to optimize antibiotic removal from contaminated water.
Adsorptive Removal of Famotidine Drug from Aqueous Medium by Ocimum Basilicum
Researchers investigated basil seeds as a low-cost adsorbent for removing famotidine drug from aqueous media, optimizing conditions including contact time, temperature, pH, and adsorbent mass, and finding that chemisorption via strong hydrogen bonding was the dominant removal mechanism.
Efficient Decontamination: Caffeine/Triclosan Removal using Rice Husk in Batch and Fixed-Bed Columns
Researchers tested rice husk biosorbents of three particle size ranges for adsorbing caffeine and triclosan from water in both batch and continuous fixed-bed column experiments. The agricultural waste material showed effective removal of these emerging pharmaceutical contaminants, offering a low-cost and accessible treatment approach.
Design and Optimization of Laccase Immobilization in Cellulose Acetate Microfiltration Membrane for Micropollutant Remediation
Researchers developed a two-step immobilization process for cross-linking laccase enzymes into cellulose acetate microfiltration membranes, achieving stable enzyme activity for degrading pharmaceutical micropollutants in wastewater while simplifying downstream processing compared to conventional enzyme treatment.
The potential of native microalgae consortia to remove pharmaceutical compounds present in treated wastewater
Researchers assessed the ability of native microalgae consortia to remove pharmaceutical compounds from treated wastewater over a one-year study period. They detected and quantified 19 pharmaceutical compounds across multiple drug classes and found that the microalgae achieved varying removal efficiencies depending on the compound. The study suggests that microalgae-based treatment could complement conventional wastewater processing to reduce pharmaceutical contamination reaching aquatic environments.
High-efficient biosorbent of Pb2+ derived from the organic frameworks of Cladophora rupestris
Researchers developed an adsorbent material from the green alga Cladophora rupestris to remove lead from water. The organic framework derived from the alga showed high lead-binding capacity across a range of conditions. Algae-based biosorbents offer a low-cost, renewable alternative to conventional materials for removing toxic heavy metals from contaminated water.