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61,005 resultsShowing papers similar to Porphyrin-Conjugated Hybrid Nanomaterials for Photocatalytic Wastewater Remediation
ClearPorphyrin-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.
Efficiency of Hybrid Materials for Photocatalytic Degradation of Micro‐ and Nano‐Plastics
Researchers reviewed how hybrid materials — combinations of multiple substances engineered at the nanoscale — can serve as highly effective photocatalysts to break down microplastics and nanoplastics using light energy. These multi-functional materials improve electron separation and reaction efficiency compared to single-component catalysts, representing a promising technological pathway for removing persistent plastic particles from the environment.
Photodegradation of microplastics through nanomaterials: Insights into photocatalysts modification and detailed mechanisms
This review explores how nanomaterial-enhanced photocatalysts can break down microplastics that conventional water treatment fails to remove. The paper details key strategies like element doping and heterojunction construction that improve degradation efficiency, and explains the underlying mechanisms involving free radical formation and singlet oxygen oxidation.
Photocatalytic strategy to mitigate microplastic pollution in aquatic environments: Promising catalysts, efficiencies, mechanisms, and ecological risks
This review summarizes recent advances in photocatalytic degradation of microplastics, covering catalysts, mechanisms, and reactive oxygen species generation pathways. The authors call for more realistic photocatalytic materials, better mechanistic understanding of degradation intermediates, and quantitative ecological risk assessment of photocatalysis byproducts.
Photocatalytic Degradation of Microplastics in Aquatic Environments: Materials, Mechanisms, Practical Challenges, and Future Perspectives
This review examines how light-activated materials called photocatalysts can break down microplastics in water into harmless byproducts using sunlight or UV light. While still facing challenges with incomplete breakdown and variable sunlight conditions, this technology offers a promising way to reduce microplastic contamination in water sources that affect human health.
Nano‐ and Microplastics Degradation Using Defect‐engineered Photocatalytic Feedstocks
Researchers reviewed the emerging use of specially engineered photocatalytic materials — materials that use light to break down pollutants — for degrading nano- and microplastics in wastewater and soil. By introducing structural defects into these materials, scientists can increase their reactivity and efficiency, offering a promising but still-developing tool for tackling the growing microplastic contamination crisis.
Integration of Photocatalysis and Membrane Technology as a Hybrid System for Microplastic Degradation in Wastewater
Researchers evaluated a hybrid system combining TiO2 photocatalysis with membrane filtration for degrading microplastics in wastewater. The photocatalytic membrane reactor demonstrated effective removal and degradation of polyethylene, polypropylene, and PET microplastics, suggesting that integrated photocatalytic-membrane systems could improve microplastic removal beyond what conventional wastewater treatment achieves.
Photocatalytic Technologies for Transformation and Degradation of Microplastics in the Environment: Current Achievements and Future Prospects
This review examines photocatalytic technologies that use light-activated materials to break down microplastics in the environment. Various catalysts can generate reactive oxygen species that degrade plastic polymers into simpler, less harmful molecules. The authors assess the strengths and limitations of different photocatalytic approaches and highlight the need for scalable solutions that work under real-world environmental conditions.
Nanophotocatalytic synergistic degradation of antibiotics and microplastics: Mechanisms, material design, and environmental applications
This review examines how microplastics and antibiotics interact in water during photocatalytic treatment, finding that microplastics can both help (by shuttling electrons) and hinder (by shielding light or hosting biofilms) the degradation process, depending on conditions. Aged microplastics — which have more surface oxygen groups — adsorb more antibiotics, making them tougher composite targets for treatment systems. Understanding these interactions is essential for designing water purification systems that can handle the combined pollution reality of modern waterways.
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.
Nanomaterials for microplastic remediation from aquatic environment: Why nano matters?
This review examines how nanomaterials such as photocatalysts, adsorbents, and membrane filters can be used to remove microplastics from aquatic environments, highlighting why nanoscale properties offer advantages over conventional remediation approaches.
Heterogeneous photocatalysis as an efficient process for degrading MPs/NPs in aqueous media: A systematic review
This systematic review summarizes research on using light-activated chemical processes to break down microplastics and nanoplastics in water. The findings suggest that photocatalysis is a promising approach for removing these tiny plastic particles from drinking water and wastewater, which could help reduce human exposure to microplastic contamination.
Photodegradation of Microplastics through Nanomaterials: Insights into Photocatalysts Modification and Detailed Mechanisms
This review examines how specially designed nanomaterials can break down microplastics in water using light-driven chemical reactions. While not directly about human health, improving microplastic removal from water sources could reduce the amount of tiny plastic particles that ultimately end up in drinking water and the food chain.
Design and Structural Modification of Advanced Biomaterials for Photocatalytic Degradation of Micro‐ and Nano‐Plastics
Researchers designed advanced biomaterials engineered to harness sunlight for breaking down micro- and nanoplastics through photocatalysis, combining nanotechnology and materials science to create eco-friendly, biodegradable particles capable of capturing and degrading plastic pollutants across diverse environmental conditions.
Countering microplastics pollution with photocatalysis: Challenge and prospects
This review summarized the use of photocatalysis for degrading microplastics, covering catalyst types, reaction mechanisms, and operational parameters, and discussing challenges including the stability of highly polymerized plastics and prospects for scaling photocatalytic treatment to address environmental microplastic pollution.
Photocatalytic Degradation of Microplastics: Parameters Affecting Degradation
This review examined the factors affecting photocatalytic degradation of microplastics, covering parameters such as light intensity, catalyst type, pH, and temperature, and discussing how photocatalysis can complement conventional wastewater treatment for microplastic removal.
Light-Activated Hydroxyapatite Photocatalysts: New Environmentally-Friendly Materials to Mitigate Pollutants
This systematic review highlights recent advances in hydroxyapatite-based photocatalysts for degrading water pollutants including dyes, pharmaceuticals, and pesticides under light activation. These environmentally-friendly materials show promise as alternatives to conventional water treatment methods. Photocatalytic degradation technologies like these are being explored for breaking down microplastic particles in contaminated water, making this research relevant to emerging microplastic remediation strategies.
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.
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.
Degradation of Micro- and Nano-Plastics by Photocatalytic Methods
This paper reviews photocatalytic methods — using light-activated catalysts — as a way to break down micro- and nano-plastics in the environment. These approaches offer a promising path toward degrading persistent plastic particles that accumulate in marine and drinking water systems.
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.
Application of metal-organic frameworks for photocatalytic degradation of microplastics: Design, challenges, and scope
This review examines how metal-organic frameworks can be designed and applied for photocatalytic degradation of microplastics in wastewater, addressing the challenge of microplastic hydrophobicity and their resistance to conventional treatment. The authors discuss design strategies, current performance limitations, and future directions for scaling photocatalytic MOF technology to practical remediation applications.
Decomposition of microplastics using copper oxide/bismuth vanadate-based photocatalysts: Insight mechanisms and environmental impacts
Researchers developed a light-activated catalyst using copper oxide and bismuth vanadate that can break down microplastics in wastewater. The treatment effectively degraded the plastic surfaces, though the treated water still needed dilution before being safely discharged due to residual chemicals that were harmful to test organisms. This technology could help reduce microplastic levels in wastewater before it reaches rivers and oceans where it enters the food chain.
Novel CuMgAlTi-LDH Photocatalyst for Efficient Degradation of Microplastics under Visible Light Irradiation
Scientists developed a new photocatalyst material that breaks down polystyrene and polyethylene microplastics under visible light. The catalyst achieved significant degradation rates and worked through generating reactive oxygen species that attack plastic surfaces. This technology offers a promising green approach to removing microplastic pollution from water.