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A novel route for microplastic mineralization: visible-light-driven heterogeneous photocatalysis and photothermal Fenton-like reaction
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Researchers developed a novel photocatalytic system using alpha-Fe2O3 nanoflowers on TiO2 nanotube arrays that achieves efficient microplastic mineralization through combined visible-light-driven heterogeneous photocatalysis and photothermal Fenton-like reactions.
A synergic mode of heterogeneous photocatalysis and photothermal Fenton-like reaction for highly efficient microplastic degradation, utilizing α-Fe 2 O 3 nanoflower on TiO 2 with a hierarchical structure of inverse opal-like layer/nanotube arrays.
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Application of nanocomposites based on TiO2 and clay minerals for the photocatalytic degradation of low-density polyethylene microplastics
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Researchers tested TiO2-clay mineral nanocomposites as photocatalysts for degrading low-density polyethylene microplastics under UV-A light, achieving up to 31% mass loss with TiO2-kaolinite under acidic conditions, outperforming bare TiO2 due to an improved optical band gap and enhanced photocatalytic activity.
Insights in photocatalytic/Fenton-based degradation of microplastics using iron-modified titanium dioxide aerogel powders
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This review assessed photocatalytic and Fenton-based degradation approaches for breaking down microplastics, focusing on iron-based catalysts activated by light or hydrogen peroxide. The study found these advanced oxidation processes can fragment microplastics but complete mineralization remains challenging.
Complete Photocatalytic Mineralization of Microplastic on TiO2 Nanoparticle Film
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Scientists tested TiO2 nanoparticle films as a photocatalytic treatment for microplastics and found complete mineralization of polystyrene and polyethylene microspheres under UV irradiation, offering a potential destruction pathway for microplastic pollution.
Efficient Photocatalytic Degradation of the Persistent PET Fiber-Based Microplastics over Pt Nanoparticles Decorated N-Doped TiO2 Nanoflowers
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A photocatalytic approach using platinum-decorated nitrogen-doped TiO2 nanoflowers achieved roughly 29% weight loss in PET fiber microplastics following hydrothermal pretreatment, outperforming untreated samples by about 8-fold. This chemical degradation strategy provides a promising pathway for breaking down one of the most abundant synthetic microplastic types found in textile wastewater and urban sewage.
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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.