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61,005 resultsShowing papers similar to Removal of Ciprofloxacin from Wastewater by Ultrasound/Electric Field/Sodium Persulfate (US/E/PS)
ClearRemoval of norfloxacin by combining persulfate with nano zero-valent iron modified by activated carbon and copper nanocomposite
A nano zero-valent iron composite modified with activated carbon and copper was developed to activate persulfate for degrading the antibiotic norfloxacin from water, achieving high removal efficiency under optimized conditions.
Elimination of chloramphenicol through electro-fenton-like reaction: Reaction mechanism and electron transfer pathway
An electro-Fenton-like process using peroxymonosulfate activation was developed to degrade the antibiotic chloramphenicol, achieving complete removal within 16 minutes with a kinetic rate constant of 0.089 per minute and low energy consumption of 25.1 kWh per cubic meter.
Carbonized Waste Cation Exchange Resinwith Fe Doping for Persulfate Activationand Oxytetracycline Degradation:Performance and Mechanism
Researchers prepared a carbonized spent cation exchange resin doped with Fe3O4 (Fe3O4@CR) to activate persulfate for degrading the antibiotic oxytetracycline, achieving 76.4% removal under optimized conditions and identifying hydroxyl radicals and sulfate radicals as the primary reactive species responsible for degradation.
Modi-Red Mud Loaded CoCatalyst Activated Persulfate Degradation of Ofloxacin
Researchers developed a cobalt-loaded red mud catalyst (Co-RM) for persulfate activation and investigated its degradation of the antibiotic ofloxacin, achieving 80.06% removal under optimized conditions of pH 3.0 and 40°C. Sulfate radicals were identified as the primary reactive species, and GC-MS analysis revealed the degradation intermediates and proposed pathway.
Epsilon-MnO2 simply prepared by redox precipitation as an efficient catalyst for ciprofloxacin degradation by activating peroxymonosulfate
Researchers prepared four types of manganese oxide catalysts and found that epsilon-MnO2 was most effective at activating peroxymonosulfate to degrade the antibiotic ciprofloxacin from water. Advanced oxidation processes used to remove pharmaceuticals from water are also being evaluated for breaking down microplastics and their associated chemical pollutants.
Norfloxacin removal by ultraviolet-activated sodium percarbonate and sodium hypochlorite: process optimization and anion effect
This paper is not about microplastics; it evaluates UV-activated chemical processes for removing the antibiotic norfloxacin from water.
Pharmaceuticals Removal by Ozone and Electro-Oxidation in Combination with Biological Treatment
Researchers tested the combined use of ozonation and electrochemical oxidation for removing pharmaceutical contaminants from hospital wastewater. They found that the simultaneous application of both methods, following initial biological treatment, achieved complete degradation of refractory compounds and produced a non-toxic effluent. The study suggests this combined approach is a promising solution for treating pharmaceutical-contaminated wastewater from healthcare facilities.
Removal of Staphylococcus aureus using electro-fenton, UV/H2O2, and combination of electro-fenton and UV/H2O2 processes; optimization of operational parameters
Researchers found that combining two water treatment methods — electro-Fenton and UV/hydrogen peroxide — achieved 100% removal of the dangerous bacterium Staphylococcus aureus from water in just 7 minutes. The combined approach was far more effective than either method alone, offering a promising tool for treating contaminated wastewater.
Photo-electrochemical activation of persulfate for the simultaneous degradation of microplastics and personal care products
Researchers developed a system combining ultraviolet light and electrical activation of persulfate to simultaneously break down PVC microplastics and the sunscreen compound p-aminobenzoic acid in water. The approach achieved 37% degradation of PVC and over 99% degradation of the sunscreen chemical. The study reveals that multiple activation mechanisms can work together to address mixed microplastic and personal care product contamination in water.
Critical assessment of advanced oxidation processes and bio-electrochemical integrated systems for removing emerging contaminants from wastewater
This review assesses advanced oxidation processes and bioelectrochemical systems for removing emerging contaminants such as personal care products, antibiotics, and endocrine-disrupting chemicals from wastewater. The study evaluates integrated treatment approaches for addressing these difficult-to-remove pollutants.
Green synthesis of iron (III) oxide (Fe3O4) Nanoparticles Using Citrus sinensis Peel Extract for the Removal of Ciprofloxacin in Water
Researchers created iron oxide nanoparticles using orange peel extract and tested their ability to remove the antibiotic ciprofloxacin from water. The study suggests this green synthesis approach achieved up to 97% removal efficiency, offering a low-cost, eco-friendly method for cleaning antibiotic contamination from water sources.
Removal of drug dexamethasone from aqueous matrices using low frequency ultrasound: Kinetics, transformation products, and effect of microplastics
Researchers demonstrated that low-frequency ultrasound (20 kHz) can effectively degrade the pharmaceutical dexamethasone in water within 60 minutes, with hydroxyl radicals playing a central role in the breakdown process, offering a promising approach for removing drug contaminants from aquatic environments.
Sonochemical Based Processes for Treatment of Water and Wastewater
This book chapter reviews sonochemical processes -- using ultrasound to generate reactive species -- as an emerging technology for treating organic contaminants including pharmaceuticals, pesticides, and microplastics in water and wastewater.
Urban wastewater disinfection by FeCl3-activated biochar/peroxymonosulfate system: Escherichia coli inactivation and microplastics interference
This study evaluated FeCl3-activated biochar combined with peroxymonosulfate as a system for urban wastewater disinfection, assessing pathogen removal efficiency and identifying reactive species responsible for bacterial inactivation.
Advanced Treatment of Laundry Wastewater by Electro-Hybrid Ozonation–Coagulation Process: Surfactant and Microplastic Removal and Mechanism
Researchers found that an electro-hybrid ozonation-coagulation process achieved over 90% removal of both surfactants and microplastics from laundry wastewater under optimized conditions, with hydroxyl radical generation identified as the key mechanism driving contaminant breakdown.
Sustainable Remediation of Polyethylene Microplastics via a Magnetite-Activated Electro-Fenton System: Enhancing Persulfate Efficiency for Eco-Friendly Pollution Mitigation
Researchers developed a new water treatment system combining electro-Fenton technology with magnetite-activated persulfate to break down polyethylene microplastics. The system achieved over 78% removal of microplastics while being more environmentally friendly than conventional chemical methods. This type of advanced treatment technology could help remove microplastics from drinking water and wastewater, reducing human exposure.
An Overview of the Advantages of Combining Photo- and Electrooxidation Processes in Actual Wastewater Treatment
This review examined the advantages of combining photo-oxidation and electrooxidation processes for treating real wastewater, finding that combined approaches offer superior contaminant removal compared to individual methods. The presence of inorganic salts in wastewater was identified as a key factor enabling synergistic electrochemical reactions in these combined systems.
Fluoroquinolones: Fate, effects on the environment and selected removal methods
Researchers review the fate of fluoroquinolone antibiotics — a widely used class of drugs — in water systems, where conventional wastewater treatment fails to fully remove them, creating risks for ecosystems and human health. Advanced removal methods including light-based degradation (photocatalysis), chemical oxidation, and biological breakdown are evaluated for their effectiveness.
Optimized Photocatalytic Degradation of Ciprofloxacin Using Nano SnO2 Thin Films: Kinetic Studies and Operational Parameters
Nano-SnO2 thin film photocatalysts were developed and optimized for the degradation of the antibiotic ciprofloxacin from wastewater, achieving efficient photocatalytic breakdown under UV illumination. Kinetic studies confirmed that the process follows pseudo-first-order kinetics, offering a scalable approach for pharmaceutical pollutant removal.
The Use of an Ultrasonic Field in Support of Classical Methods of Oxidising Component Leached from Microplastics in Bottom Sediments
Researchers tested ultrasonic treatment combined with hydrogen peroxide and Fenton oxidation to remove a common plastic additive (DEHP) from river sediments. The combined approach was more effective than any single method alone, suggesting ultrasound can enhance contamination cleanup in polluted waterways.
Enhanced the interaction of biodegradable microplastics with tetracycline by persulfate oxidation process
Researchers studied how persulfate-based oxidation processes affect the adsorption of tetracycline onto biodegradable microplastics, finding that oxidative treatment altered the surface chemistry of the plastics and significantly enhanced their ability to bind this common antibiotic.
The efficacious of AOP-based processes in concert with electrocoagulation in abatement of CECs from water/wastewater
Researchers reviewed how combining electrocoagulation — an electrical water-cleaning method — with advanced oxidation processes like ozone, UV light, and Fenton reactions can dramatically improve the removal of hard-to-treat contaminants from water and wastewater. While these hybrid systems show strong results in the lab, the review notes that data for real-world industrial-scale applications, particularly for microplastics and pesticides, remains limited.
Boosted Electrocatalytic Degradation of Levofloxacin by Chloride Ions: Performances Evaluation and Mechanism Insight with Different Anodes
Researchers investigated how chloride ions in natural water affect the electrocatalytic degradation of the antibiotic levofloxacin using different electrode types. The study found that chloride presence significantly boosted degradation performance, providing insights into how water chemistry influences the effectiveness of advanced oxidation processes for removing pharmaceutical pollutants.
Humic acid synergistic bioelectrochemical system for treating high-concentration ammonia nitrogen wastewater enriched with various antibiotics and microplastics
Researchers built a composite-polluted wastewater treatment system containing high-ammonia, multiple antibiotics, and microplastics, and tested whether adding humic acid to a bioelectrochemical reactor improved treatment outcomes. The humic acid-enhanced system achieved superior removal of all three contaminant types compared to the standard bioelectrochemical approach.