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61,005 resultsShowing papers similar to Recent Achievements in Photocatalytic Degradation of Organic Water Contaminants
ClearVisible Light–Driven Advanced Oxidation Processes to Remove Emerging Contaminants from Water and Wastewater: a Review
Researchers reviewed how visible light and solar energy can power chemical processes that break down emerging water contaminants — such as pesticides, pharmaceuticals, and dyes — into harmless byproducts, offering a renewable-energy-driven alternative to conventional water treatment. The review identifies key process variables like pH and catalyst dosage that control how efficiently these pollutants are destroyed.
Recent Advances in Efficient Photocatalytic Degradation Approaches for Azo Dyes
This review summarizes recent advances in photocatalytic degradation of azo dyes from textile wastewater, examining the efficiency of various semiconductor photocatalysts and the reaction conditions needed for effective treatment.
An Overview of Photocatalytic Membrane Degradation Development
This review examines photocatalytic membrane reactors, which combine light-activated materials with filtration membranes to break down organic and inorganic contaminants in water and wastewater. Researchers assessed different reactor designs, photocatalyst materials, and membrane configurations for their effectiveness and efficiency. The technology shows promise as an energy-efficient approach to water treatment, though challenges with membrane fouling and long-term stability still need to be addressed.
ZnO Semiconductor Nanoparticles and Their Application in Photocatalytic Degradation of Various Organic Dyes
Researchers synthesized zinc oxide nanoparticles using a green method with pepper plant extract and tested their ability to break down organic dyes in water under UV light. The nanoparticles achieved 100% elimination of methylene blue within 60 minutes and high degradation rates for other common dyes. The study demonstrates a sustainable approach to photocatalytic water treatment for removing organic pollutants.
A Review on the Use of Metal Oxide-Based Nanocomposites for the Remediation of Organics-Contaminated Water via Photocatalysis: Fundamentals, Bibliometric Study and Recent Advances
This review examines how metal oxide nanocomposite materials can be used as photocatalysts to break down toxic organic pollutants in contaminated water using light energy. While focused on cleaning up dyes, drugs, and pesticides, the technology is relevant to microplastics because similar photocatalytic approaches are being explored to degrade plastic particles in water. Improving water treatment technologies like these could help reduce human exposure to the cocktail of pollutants, including microplastics, found in water supplies.
Photocatalytic Degradation of Pharmaceutical Residues from Water and Sewage Effluent Using Different TiO2 Nanomaterials
This study tested different titanium dioxide nanostructures for breaking down pharmaceutical compounds in water using UV light. Researchers found that the most effective catalyst degraded drugs like propranolol and carbamazepine efficiently, and that natural organic matter in the water actually enhanced the treatment, suggesting practical applications for cleaning pharmaceutical residues from wastewater.
The Influence of Photocatalytic Reactors Design and Operating Parameters on the Wastewater Organic Pollutants Removal—A Mini-Review
This mini-review examines how photocatalytic reactor design and operating parameters -- including UV source, catalyst loading, and hydraulic residence time -- affect the removal of organic pollutants from wastewater by advanced oxidation processes.
Nanotechnology-Based Approaches for the Removal of Emerging Contaminants from Water: Recent Advances and Future Perspectives
This review examines nanotechnology-based approaches for removing emerging contaminants including pharmaceuticals, endocrine disruptors, and microplastics from water, comparing the removal efficiencies of nanomaterial adsorbents, photocatalysts, and membrane systems against conventional treatment methods.
G-C3N4 Dots Decorated with Hetaerolite: Visible-Light Photocatalyst for Degradation of Organic Contaminants
Researchers developed a graphitic carbon nitride and hetaerolite composite photocatalyst that degrades organic contaminants under visible light, offering a cost-effective approach to removing emerging pollutants from water using solar energy.
Removal of Emerging Organic Pollutants by Zeolite Mineral (Clinoptilolite) Composite Photocatalysts in Drinking Water and Watershed Water
This review covers photocatalytic technologies that use zeolite minerals combined with semiconductor materials to break down emerging pollutants in drinking water and watersheds. While focused on pharmaceuticals and other organic contaminants rather than microplastics specifically, these advanced water treatment approaches could also help degrade microplastics. Better water purification technology is critical for reducing human exposure to the mix of pollutants, including microplastics, found in drinking water.
Green Chemistry Approaches for Mitigating Water Pollution: Innovations and Challenges
This review examines green chemistry approaches to water pollution remediation, evaluating innovations including photocatalysis, bio-based coagulants, and advanced oxidation processes as more sustainable alternatives to conventional water treatment methods that generate secondary pollutants.
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.
Photocatalytic Mineralization of Emerging Organic Contaminants Using Real and Simulated Effluents in Batch and Membrane Photoreactors
A photocatalytic membrane reactor was tested for removing emerging organic contaminants and plastic-derived compounds from real wastewater treatment plant effluents, showing high degradation efficiency. The approach offers a promising advanced treatment step that existing wastewater plants lack for tackling persistent pollutants.
Advancing photocatalytic strategies for microplastic degradation in aquatic systems: Insights into key challenges and future pathways
This review examines how light-activated chemical reactions (photocatalysis) can break down microplastics in water, using advanced materials like doped semiconductors and metal-organic frameworks. While promising for cleaning up waterways, challenges remain around scaling these methods for real-world use and ensuring the breakdown products are not themselves harmful.
A Critical Review on Metal-Organic Frameworks and Their Composites as Advanced Materials for Adsorption and Photocatalytic Degradation of Emerging Organic Pollutants from Wastewater
This review evaluates the use of metal-organic frameworks and their composites for removing emerging organic pollutants from wastewater through adsorption and photocatalytic degradation. Researchers found that these advanced materials show high efficiency in capturing and breaking down endocrine-disrupting chemicals, pharmaceuticals, and other persistent contaminants. The study highlights the promise of metal-organic frameworks as a next-generation remediation technology for addressing water pollution.
Photocatalytic and biological technologies for elimination of microplastics in water: Current status
This review examines emerging photocatalytic and biological technologies for breaking down microplastics in water, since conventional treatment facilities can capture but not fully destroy these particles. Researchers found that while photocatalysis and microbial degradation show promise, their effectiveness varies widely and the underlying mechanisms are only partly understood. The study highlights the urgent need for more efficient solutions to eliminate rather than simply filter out microplastic pollution from water supplies.
Porphyrin-Based Nanomaterials for the Photocatalytic Remediation of Wastewater: Recent Advances and Perspectives
This review covers recent advances in porphyrin-based nanomaterials designed for photocatalytic degradation of hazardous contaminants in wastewater under sunlight. The study highlights various fabrication methods and suggests that these self-organized nanostructures hold promise for sustainable water treatment and environmental remediation.
Photocatalytic Degradation of Food and Juices Dyes via Photocatalytic Nanomaterials Synthesized through Green Synthetic Route: A Systematic Review
This systematic review highlights how green-synthesized nanoparticles can effectively degrade toxic food dyes through photocatalysis. These eco-friendly nanomaterials offer a promising alternative to conventional chemical methods for removing harmful colorants from food industry wastewater.
Recent Advances in Black Phosphorous-Based Photocatalysts for Degradation of Emerging Contaminants
This review summarized advances in black phosphorus-based photocatalysts for degrading emerging contaminants in aquatic environments, examining how the unique electronic and optical properties of black phosphorus can be leveraged for efficient pollutant breakdown.
Photocatalytic degradation of aquatic organic pollutants with Zn- and Zr-based metalorganic frameworks: ZIF-8 and UiO-66
This review examines zinc and zirconium-based metal-organic frameworks as photocatalysts for degrading organic pollutants like dyes, pesticides, and pharmaceuticals in water. These materials show promise for water treatment applications that could complement microplastic removal strategies.
A Review on Photocatalysis Used For Wastewater Treatment: Dye Degradation
Researchers reviewed metal oxide-based photocatalysts — materials that use light to break down pollutants — for treating dye-contaminated wastewater, highlighting how rare-earth doping and nanocomposite design can overcome the limitations of standard titanium dioxide catalysts and improve degradation efficiency under visible light.
Pharmaceuticals and personal care products in water and wastewater: a review of treatment processes and use of photocatalyst immobilized on functionalized carbon in AOP degradation
This review examines the presence of pharmaceutical and personal care product contaminants in water and wastewater, and evaluates treatment approaches including photocatalytic degradation using immobilized catalysts on functionalized carbon materials. Researchers found that conventional wastewater treatment often fails to fully remove these emerging contaminants, which can persist in the environment and cause endocrine disruption. The study highlights advanced oxidation processes as a promising approach for breaking down these resistant compounds.
Photocatalytic Perception for Degradation of Macro- and Micro-plastics
This review examines photocatalytic approaches for degrading both macro- and micro-plastics, surveying semiconductor-based and other photocatalytic systems capable of breaking down persistent plastic polymers in aquatic and terrestrial environments. The paper evaluates the mechanisms, efficiency, and scalability of photocatalysis as a remediation technology alongside conventional plastic waste management strategies.
Recent Progress in WO3-Based Photo(electro)-Catalysis Systems for Green Organic Synthesis and Wastewater Remediation: A Review
A review of WO3-based photocatalysts for breaking down organic pollutants in water assessed recent advances in their synthesis, performance, and stability. These materials are relevant to microplastic research as part of the broader toolkit for advanced water treatment targeting plastic-derived chemical contaminants.