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61,005 resultsShowing papers similar to Comparative Analysis of Electrochemical Oxidation and Biodegradation for Microplastic Removal in Wastewater
ClearTreatment of microplastics in water by anodic oxidation: A case study for polystyrene
Anodic oxidation (electrooxidation) was tested as a method for degrading polystyrene microplastics suspended in water. The electrochemical treatment showed progressive microplastic degradation, demonstrating potential for electrooxidation as a water treatment approach targeting suspended plastic particles.
Electrochemical remediation of microplastics: Progress and prospects in water treatment
This review examines electrochemical methods for removing microplastics from water, including electrocoagulation, electro-oxidation, and the electro-Fenton process. Evidence indicates that electro-oxidation can achieve removal rates as high as 99 percent under optimized conditions. The study highlights these techniques as promising alternatives for water treatment but calls for further research to scale them up for real-world applications.
Evaluating the performance of electrocoagulation system in the removal of polystyrene microplastics from water
Researchers tested electrocoagulation, a water treatment method that uses electric current to clump particles together, for removing polystyrene microplastics from water. Using aluminum electrodes at neutral pH, they achieved over 90% removal efficiency. This technology could provide a practical and effective way to remove microplastics from drinking water and wastewater, reducing human exposure to these contaminants.
Surfactant-sodium dodecyl sulfate enhanced degradation of polystyrene microplastics with an energy-saving electrochemical advanced oxidation process (EAOP) strategy
Researchers developed an energy-saving electrochemical advanced oxidation process enhanced with sodium dodecyl sulfate surfactant that significantly improved degradation of polystyrene microplastics, offering a promising remediation strategy for microplastic-contaminated water.
Microplastic pollution remediation: a comprehensive review on electrochemical advanced oxidation processes (EAOPs) for degradation in wastewater
This review critically analyzed electrochemical advanced oxidation processes (EAOPs) for microplastic degradation in wastewater, examining reactive oxygen species mechanisms and identifying the most promising process configurations and future strategies for scaling up electrochemical microplastic treatment.
Effective degradation of polystyrene microplastics by Ti/La/Co-Sb-SnO2 anodes: Enhanced electrocatalytic stability and electrode lifespan
Researchers developed a new electrode that can break down polystyrene microplastics in water through an electrical process called electrocatalytic oxidation. By adding cobalt as an intermediate layer, they significantly extended the electrode's lifespan without sacrificing its ability to degrade microplastics. The study suggests this technology could offer a practical and durable method for removing microplastic pollution from water.
Removal of Microplastics from Wastewater by Methods of Electrocoagulation and Adsorption
This review examines electrocoagulation and adsorption methods for removing microplastics from wastewater, comparing them against conventional physical, chemical, and biological approaches in terms of removal efficiency, cost, and practical scalability.
Electrochemical and photoelectrochemical oxidation processes for polystyrene microplastic treatment: BDD anode vs Sb-doped SnO2 ceramic anode coated with a CdFe2O4 photocatalytic layer
Researchers compared two electrode-based methods for breaking down polystyrene microplastics in water: a boron-doped diamond anode and a ceramic anode with a light-activated coating. Both approaches achieved over 95% removal of microplastics, with the diamond anode reaching up to 99% efficiency. The study demonstrates that electrochemical oxidation is a promising technology for removing microplastic contamination from water.
Efficient removal of nanoplastics from synthetic wastewater using electrocoagulation
Researchers demonstrated that electrocoagulation using aluminum electrodes can remove more than 95% of polystyrene nanoplastics from synthetic wastewater, offering a promising treatment upgrade for conventional wastewater plants that currently allow nanoplastics to pass through.
Electrocoagulation Assessment to Remove Micropolystyrene Particles in Wastewater
Researchers evaluated the use of electrocoagulation for removing micropolystyrene particles from synthetic wastewater, testing variables like electrode material, current density, and particle size. They found that the process was effective at removing microplastics, with aluminum electrodes and higher current densities achieving the best results. The study supports electrocoagulation as a viable treatment technology for reducing microplastic loads in wastewater.
Removal of polystyrene nanoplastics from urban treated wastewater by electrochemical oxidation
Scientists demonstrated a new method for removing polystyrene nanoplastics from treated wastewater using electrochemical oxidation with a special diamond-coated electrode. The technique achieved over 90% removal of the nanoplastics and reduced the toxicity of treated water to non-toxic levels. This approach could be a practical addition to existing wastewater treatment to address nanoplastic pollution that slips through conventional systems.
Utilizing Electrosorptionfor Efficient Removal ofPolyethylene Microplastics from Water: Critical Factors and MechanisticInsights
An electrosorption method was developed to remove polyethylene microplastics from wastewater, demonstrating improved removal efficiency compared to conventional treatment, especially for smaller particles that typically escape standard wastewater treatment plants.
Promoting removal of polystyrene microplastics from wastewater by electrochemical treatment
Researchers demonstrated that electrochemical treatment using specialized diamond electrodes can break down polystyrene microplastics in water by generating powerful oxidizing molecules. While still at the lab scale, this approach could eventually help remove microplastics from wastewater before they reach the environment and enter the human food chain.
Electrochemical degradation of nanoplastics in water: Analysis of the role of reactive oxygen species
Researchers investigated electrochemical methods for degrading nanoplastics in water and analyzed the role of different reactive oxygen species in the process. They found that the electro-peroxidation process was about 2.6 times more effective than standard electrooxidation, achieving up to 86.8% nanoplastic degradation under optimized conditions. The study presents a promising advanced treatment approach for addressing nanoplastic contamination in water.
Enhancing Microplastics Removal from Wastewater Using Electro-Coagulation and Granule-Activated Carbon with Thermal Regeneration
Combining electrocoagulation with granular activated carbon treatment significantly improved microplastic removal from wastewater compared to standard treatment, achieving removal efficiencies above 95% and offering a feasible enhancement for sewage treatment plants.
Emerging electrochemical techniques for identifying and removing micro/nanoplastics in urban waters
This review examines emerging electrochemical techniques for detecting and removing micro- and nanoplastics from urban waters, highlighting their advantages over conventional methods for enabling real-time monitoring and efficient degradation.
Electrochemical and photoelectrochemical oxidation processes for polystyrene microplastic treatment: BDD anode vs Sb-doped SnO2 ceramic anode coated with a CdFe2O4 photocatalytic layer
Researchers tested two electrode types — a boron-doped diamond anode and a tin-oxide ceramic anode coated with a cadmium ferrite photocatalyst — for breaking down polystyrene microplastics using electrical current, with and without visible light. The study tracked removal efficiency, carbon mineralization, and energy consumption to compare the two systems. Findings help identify more sustainable and effective electrochemical methods for treating microplastic-contaminated water.
Emerging electrochemical tools for microplastics remediation and sensing
This review examines emerging electrochemical approaches for both detecting and remediating microplastics in the environment, highlighting their advantages over traditional methods and identifying key challenges and opportunities for developing practical electrochemical tools to address microplastic pollution.
Advances in chemical removal and degradation technologies for microplastics in the aquatic environment: A review
This review summarizes recent advances in chemical methods for breaking down microplastics in water, comparing the effectiveness of various techniques including advanced oxidation processes. Developing better ways to destroy microplastics in water is important for public health because current wastewater treatment plants cannot fully remove these persistent particles before water reaches consumers.
Degradation of microplastics by electrocoagulation technology: Combination oxidation and flocculation effects
Researchers evaluated electrocoagulation technology for removing four common types of microplastics from water and discovered that the process works through both oxidation and flocculation mechanisms. Flocculation accounted for the majority of removal (69-77%), while electrochemical oxidation via hydroxyl radicals contributed an additional 8-21% depending on the plastic type. The study found that PVC and polypropylene were removed most effectively due to their hydrophilic properties, and a neutral pH of 7 provided the best balance between the two removal mechanisms.
The exploitation of bio-electrochemical system and microplastics removal: Possibilities and perspectives
This review explores bio-electrochemical systems as a sustainable alternative for removing microplastics from water, since current removal methods are costly, energy-intensive, and can release toxic chemicals. Bio-electrochemical systems use microorganisms to generate electricity while simultaneously treating wastewater, offering a cleaner approach. Though still in early research stages, this technology could provide an efficient and environmentally friendly way to reduce microplastic contamination in water supplies.
Removal of microplastics from wastewater through electrocoagulation-electroflotation and membrane filtration processes
Researchers investigated electrocoagulation-electroflotation and membrane filtration for removing microplastics from wastewater, finding that combining these processes effectively recovers microplastic particles from treatment plant effluent.
A comprehensive review of microplastics in wastewater treatment plants
This review surveys microplastic removal technologies used in wastewater treatment plants, comparing membrane bioreactors, electrocoagulation, coagulation-sedimentation, and biodegradation approaches. Understanding removal efficiency at treatment plants is critical because they are a primary pathway by which microplastics — and the toxic chemicals they carry — reach rivers, coastal waters, and ultimately drinking water supplies.
Chemical methods to remove microplastics from wastewater: A review
This review examines three chemical approaches for removing microplastics from wastewater: coagulation (clumping particles together), electrocoagulation (using electrical current), and advanced oxidation (breaking plastics down chemically). Each method has strengths and weaknesses in terms of cost, effectiveness, and potential byproducts. The research is important because wastewater treatment plants are a major pathway through which microplastics reach rivers, lakes, and ultimately human drinking water sources.