Spatial confined Cuδ+-based photothermal nanosheet for efficient polystyrene nanoplastic degradation

High-Efficiency photocatalytic degradation of polystyrene microplastics using In2O3-rGO nanocomposite catalysts under visible Light

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Researchers developed an indium oxide-reduced graphene oxide nanocomposite catalyst that degrades polystyrene microplastics under visible light, achieving 56% degradation of 500 nm particles in 12 hours, with FTIR and Raman analysis confirming carbonyl group formation and the degraded particles aggregating into larger clusters suitable for filtration removal from drinking water.

Advanced photocatalytic materials for micro/nanoplastic degradation: A comprehensive review

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Tiny plastic particles called micro- and nanoplastics are turning up everywhere, in our oceans, soil, and likely our bodies, raising concerns about long-term health effects. This review rounds up the latest science on using light-activated materials (photocatalysts) to break down these plastic particles, including newer "green" methods made from plants, algae, and bacteria that could make cleanup cheaper and more eco-friendly. While these technologies are still being developed rather than ready for widespread use, they represent a promising direction for tackling plastic pollution at its source.

Nanotechnology-Enhanced Photocatalysis for Microplastic Degradation: A Sustainable Approach

High surface area modified Ti-felt electrodes for the degradation of polystyrene nanoplastics

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Scientists have developed a new type of electrode that can break down nanoplastics (tiny plastic particles smaller than a human cell) in water using an electric current, destroying up to 90% of them in under two hours. This matters because nanoplastics are increasingly found in our water supplies and have been linked to health concerns, so having an efficient way to remove them could lead to better water treatment technology in the future.