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Integrated photothermal and photocatalytic degradation of micro-/nanoplastics: a mini-review with mechanistic insights and future perspectives
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This mini-review examines how combined photothermal and photocatalytic technologies can be used to break down micro- and nanoplastics in the environment. Researchers describe how these approaches use light energy to generate heat and reactive chemical species that degrade plastic particles. The study outlines the underlying mechanisms and discusses future directions for making these treatment methods practical at larger scales.
Sources of MNPs and various treatment approaches.
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Photocatalytic Technologies for Transformation and Degradation of Microplastics in the Environment: Current Achievements and Future Prospects
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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.
Degradation of Micro- and Nano-Plastics by Photocatalytic Methods
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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.
Light-driven degradation of microplastics: Mechanisms, technologies, and future directions
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This review examines photocatalytic technologies for breaking down microplastics using light-driven chemical processes. Researchers found that photocatalysts can potentially mineralize microplastics into carbon dioxide and water, with some approaches also enabling recovery of useful chemical products. The study highlights light-driven degradation as a promising direction for microplastic remediation, though challenges around efficiency and scalability remain to be addressed.
On the degradation of (micro)plastics: Degradation methods, influencing factors, environmental impacts
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This review provides a comprehensive overview of methods for degrading microplastics, including photodegradation, thermal degradation, and biodegradation, along with the factors that influence each process. Researchers found that while several degradation approaches show promise in laboratory settings, no mature and effective method is yet available for large-scale engineering applications or natural environments. The study also discusses how degradation products of microplastics can themselves pose environmental risks.
Efficiency of Hybrid Materials for Photocatalytic Degradation of Micro‐ and Nano‐Plastics
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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.
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When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.