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61,005 resultsShowing papers similar to Challenges and Future Roadmaps in Heterogeneous Electro-Fenton Process for Wastewater Treatment
ClearAdvanced electrocatalytic redox processes for environmental remediation of halogenated organic water pollutants
Researchers reviewed advanced electrochemical methods for breaking down halogenated organic pollutants in water, which are persistent contaminants found in many industrial and consumer products. The study examined how electrocatalytic processes can target the strong carbon-halogen bonds that make these chemicals so resistant to natural degradation. The findings suggest that these emerging treatment technologies hold promise for cleaning up contaminated water sources more effectively than conventional methods.
Electrochemical Technologies for the Abatement of Endocrine Disrupting Compounds
This review examines electrochemical technologies including electrochemical oxidation, electro-Fenton, and electrocoagulation as methods for removing endocrine disrupting compounds from wastewater that conventional treatment fails to adequately address. Researchers found that these techniques offer rapid and efficient degradation of recalcitrant organic pollutants with minimal chemical inputs, though high electrode costs and energy demands remain barriers to large-scale application.
Application of Electrochemical Oxidation for Water and Wastewater Treatment: An Overview
This review covered electrochemical oxidation technologies for water and wastewater treatment, discussing their effectiveness against emerging pollutants, dyes, and chemicals while highlighting operational parameters that influence treatment efficiency.
From Fenton and ORR 2e−-Type Catalysts to Bifunctional Electrodes for Environmental Remediation Using the Electro-Fenton Process
This review covers the development of bifunctional electrocatalysts that combine Fenton reaction activity with selective 2-electron oxygen reduction to produce H2O2 in situ for the electro-Fenton process, enabling energy-efficient degradation of emerging contaminants in water without external peroxide addition.
Removal of Organic Micro-Pollutants from Wastewater in Electrochemical Processes—Review
This review summarized electrochemical methods for removing organic micropollutants from wastewater, covering advanced oxidation and photochemical processes and their effectiveness against compounds resistant to conventional biological treatment.
Prospects of Novel Technologies for PFAS Destruction in Water and Wastewater
This review examines novel technologies for permanently destroying per- and polyfluoroalkyl substances (PFAS) in water and wastewater, critically evaluating advanced oxidation, electrochemical, and thermally driven approaches capable of breaking the extremely strong C-F bond to fully mineralize these persistent pollutants.
Heterogeneous Catalytic Process for Wastewater Treatment
This book chapter reviews heterogeneous catalytic processes for treating difficult-to-break-down wastewater pollutants. While not focused on microplastics directly, the technologies described — including advanced oxidation — are relevant to removing plastic-associated chemical contaminants from water.
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.
Photo-Fenton treatment of emerging pollutants in municipal wastewater using nanocatalysts: A sustainable approach
This study evaluated photo-Fenton oxidation using nanocatalysts as a sustainable treatment for pharmaceuticals, pesticides, personal care products, and microplastics in municipal wastewater. The nanocatalyst-driven process achieved higher removal efficiencies for emerging pollutants than conventional treatment, offering a promising upgrade for wastewater plants struggling with micropollutant removal.
Application of Advanced Oxidation Technology in Sludge Conditioning and Dewatering: A Critical Review
This review examines advanced oxidation technologies for sludge conditioning and dewatering, systematically analyzing free radical reaction mechanisms, operational parameters, and the effects of processes such as Fenton, ozone, and UV oxidation on improving dewatering performance, reducing sludge volume, and eliminating micropollutants prior to disposal.
Recent advances and challenges in advanced oxidation processes for degradation of nano- and microplastics in water: a critical review
This critical review evaluates four main advanced oxidation processes — ozonation, photocatalysis, Fenton reactions, and electrochemical oxidation — for breaking down nano- and microplastics in water, summarizing what has been achieved and where major technical gaps remain. Developing effective degradation technologies is urgently needed because conventional water treatment systems do not reliably remove small plastic particles.
Advanced Oxidation Techniques and Hybrid Approaches for Microplastic Degradation: A Comprehensive Review
This review examines advanced oxidation processes for degrading microplastics, including photocatalysis, electrochemical oxidation, Fenton reactions, and plasma technologies, which generate reactive species capable of breaking down polymer chains. Hybrid systems combining these oxidation methods with biological treatments or membrane filtration showed particular promise for scalable microplastic remediation. The authors identify challenges around energy consumption, secondary pollutant formation, and the need for optimization before these technologies can be integrated into existing wastewater treatment infrastructure.
Innovations in chemical degradation technologies for the removal of micro/nano-plastics in water: A comprehensive review
This review summarizes advances in chemical degradation technologies for removing micro- and nanoplastics from water, including photocatalysis, Fenton-based reactions, electrochemical oxidation, and micro/nanomotor approaches. Researchers analyzed the key factors that influence degradation effectiveness, such as particle properties and operating conditions. The study identifies current challenges and outlines future directions for developing practical chemical methods to address plastic pollution in water systems.
Advanced oxidation processes for the elimination of microplastics from aqueous systems: Assessment of efficiency, perspectives and limitations
This review evaluates advanced oxidation processes as a strategy for breaking down microplastics in water systems, comparing techniques such as photocatalysis, Fenton reactions, and ozonation. Researchers found that while these methods show promise for degrading microplastics into smaller, less harmful molecules, challenges remain in scaling them for practical use. The study identifies key limitations and suggests directions for making these technologies more efficient and applicable to real-world water treatment.
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.
Application of Fenton-like processes in the degradation of microplastics
This Croatian-language paper reviews how Fenton-like advanced oxidation processes can degrade microplastics in the environment. The review evaluates the effectiveness of these chemical methods as a potential tool for breaking down plastic particles in water treatment systems.
Overcoming the pH Dependence of Iron-Based Catalysts and Efficient Generation of High-Valent Ferrite by Constructing a Neutral Microenvironment
Researchers developed a non-homogeneous peroxymonosulfate (PMS) activation system that overcomes the pH dependence typically limiting iron-based catalysts by constructing a neutral microenvironment to efficiently generate high-valent iron-oxo species. The system achieved effective pollutant degradation across a broader pH range than conventional iron-based catalysts, offering a pathway to more practically deployable advanced oxidation processes.
Advanced Oxidation Processes for Removal of Emerging Contaminants in Water
This editorial introduces a special issue on advanced oxidation processes for removing emerging contaminants from water, featuring 16 papers covering catalyst design, reactor engineering, and treatment performance across electrochemical, photocatalytic, and Fenton-based approaches.
Application of Electrochemical Oxidation for Water and Wastewater Treatment: An Overview
This review covers electrochemical oxidation, an advanced water treatment method that uses electricity to break down stubborn pollutants in wastewater. The technique can remove pharmaceuticals, dyes, and other persistent chemicals that standard treatment misses. While not specifically about microplastics, this type of advanced treatment technology is relevant to addressing the growing problem of emerging contaminants in drinking water.
Which Configuration of Photocatalytic Membrane Reactors Has a Major Potential to Be Used at an Industrial Level in Tertiary Sewage Wastewater Treatment?
Researchers compared two configurations of photocatalytic membrane reactors for potential use as tertiary treatment of sewage wastewater at an industrial scale. The analysis evaluated six key operational parameters and concluded that slurry-based photocatalytic membrane reactors appear more suitable than photocatalytic membrane configurations for large-scale wastewater treatment applications involving organic pollutant removal.
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.
Evaluation of Fenton, Photo-Fenton and Fenton-like Processes in Degradation of PE, PP, and PVC Microplastics
Scientists tested whether Fenton-based chemical processes, which use iron and hydrogen peroxide to create powerful cleaning reactions, could break down common microplastics in water. They found that the photo-Fenton process (using UV light) was effective at degrading polyethylene and PVC microplastics, but polypropylene was resistant to all treatments. This research is important because it explores practical ways to destroy microplastics in water treatment, though not all plastic types respond equally.
Hydroxyl Radical Generation in Heterogeneous Fenton Reaction and Its Interaction with Nanoplastics as Potential Advanced Oxidation Process
Researchers examined the interaction between polyethylene terephthalate nanoplastics and magnetite nanoparticles in heterogeneous Fenton reactions, finding that PET nanoplastics interfere with hydroxyl radical generation in advanced oxidation processes designed to degrade emerging pollutants.
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.