Papers

61,005 results
|
Article Tier 2

Bio-carbon quantum dot modified TiO 2 nanocrystals for photocatalytic degradation of PLA and PET microplastics

Researchers developed a photocatalyst by modifying titanium dioxide nanocrystals with bio-based carbon quantum dots to degrade PET and PLA microplastics under visible light. The composite achieved degradation rates of 28.9% for PET and 59.8% for PLA microplastics within 48 hours in alkaline conditions. The study demonstrates a promising approach for breaking down common microplastic pollutants using sunlight-driven catalysis.

2026 RSC Advances
Article Tier 2

Low Environmental Impact Remediation of Microplastics: Visible-Light Photocatalytic Degradation of PET Microplastics Using Bio-Inspired C,N-TiO2/SiO2 Photocatalysts

Researchers developed bio-inspired carbon and nitrogen co-doped TiO2/SiO2 photocatalysts capable of degrading PET microplastics under visible light, offering a low-energy alternative to UV-based photocatalysis for remediating microplastic contamination in aquatic environments.

2023 3 citations
Article Tier 2

Microplastic pollution reduction by a carbon and nitrogen-doped TiO2: Effect of pH and temperature in the photocatalytic degradation process

Scientists tested a carbon and nitrogen-doped TiO2 photocatalyst for degrading microplastics and found that degradation efficiency depended strongly on pH and temperature, with optimal conditions achieving significant surface mineralization of tested polymer types.

2020 Journal of Hazardous Materials 432 citations
Article Tier 2

Recent advances and protocol summaries for degradation of polyethylene microplastics using TiO 2 ‐based photocatalysts

This review summarizes recent advances in using TiO2-based photocatalysts to degrade polyethylene microplastics. Researchers examined the mechanisms of photocatalytic degradation and compared degradation efficiencies across studies, noting that wide variation in experimental conditions makes direct comparisons challenging. The study aims to contribute to establishing standardized laboratory protocols for photocatalytic microplastic degradation research.

2025 Bulletin of the Korean Chemical Society 7 citations
Article Tier 2

Investigation of the efficiency of several TiO2 microstructures for the photocatalytic degradation of nanoplastics.

Researchers tested the efficiency of multiple titanium dioxide microstructures for photocatalytic degradation of nanoplastics in aquatic environments, addressing the growing problem of sub-micron plastic fragments in global water systems. TiO2-based photocatalysis showed varying effectiveness depending on catalyst structure and particle properties.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

TiO2-based photocatalysts for the degradation of microplastics in aquatic environments

Researchers synthesized TiO2-based photocatalysts via sol-gel and hydrothermal methods and characterized their morphology and photocatalytic properties for the degradation of microplastics in aqueous environments, optimizing catalyst formulations to improve efficiency and assessing their potential as an environmentally friendly advanced treatment for waterborne microplastic pollution.

2022 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Investigation of the efficiency of several TiO2 microstructures for the photocatalytic degradation of nanoplastics.

This study tested the efficiency of several TiO2 microstructures as photocatalysts for degrading nanoplastics in aquatic environments. Results identified the most effective TiO2 configurations for breaking down sub-micron plastic fragments under light exposure.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Microplastic Pollutant Degradation in Water Using Modified TiO2 Photocatalyst Under UV-Irradiation

This study tested modified titanium dioxide (TiO2) photocatalysts for their ability to degrade microplastic pollutants in water using light-driven oxidation. Modified TiO2 showed improved photocatalytic activity against microplastics compared to unmodified TiO2, which suffers from limited efficiency under visible light.

2021 IOP Conference Series Materials Science and Engineering 82 citations
Article Tier 2

Degradation of Emerging Plastic Pollutants from Aquatic Environments Using TiO2 and Their Composites in Visible Light Photocatalysis

This review examines how titanium dioxide-based photocatalysts can degrade microplastics and nanoplastics under visible light conditions. Researchers found that while some composite materials achieved complete degradation of polystyrene particles, overall effectiveness remains limited at the laboratory scale. The study identifies key challenges and proposes future directions for developing more efficient photocatalytic approaches to plastic pollution remediation in water.

2025 Molecules 6 citations
Article Tier 2

Low environmental impact remediation of microplastics: Visible-light photocatalytic degradation of PET microplastics using bio-inspired C,N-TiO2/SiO2 photocatalysts

Researchers developed a new light-powered cleaning method using modified titanium dioxide to break down PET microplastics in water. The process works under visible light at room temperature, making it more practical and environmentally friendly than other cleanup approaches. This matters because PET is one of the most common plastics found polluting waterways.

2023 Marine Pollution Bulletin 71 citations
Article Tier 2

TiO₂-based photocatalytic degradation of microplastics in water: Current status, challenges and future perspectives

This review examines how titanium dioxide-based materials can break down microplastics in water using light energy, generating reactive molecules that dismantle plastic polymer chains. While promising, the technology still faces challenges with efficiency and potential harmful byproducts, and more research is needed before it can be used at scale to clean microplastics from real-world water supplies.

2025 Journal of Water Process Engineering 12 citations
Article Tier 2

Applications of Titanium Dioxide (TiO2) Nanoparticles in Photocatalysis

This review examines the photocatalytic applications of titanium dioxide nanoparticles, which are widely used for breaking down environmental pollutants including microplastics through light-driven chemical reactions. Researchers discuss how different crystal phases and modifications of these nanoparticles enhance their ability to degrade organic contaminants. The study highlights the potential of titanium dioxide-based photocatalysis as an environmentally friendly technology for addressing persistent pollutants.

2024 Science of Advanced Materials 15 citations
Article Tier 2

Current Approach to Develop TiO2 Thin Film as Photocatalysts for Low-Density Plastic Degradation

This review covers titanium dioxide thin-film photocatalysts as a method for breaking down low-density polyethylene plastic waste using light energy. While photocatalysis shows promise for degrading plastic into carbon dioxide and water, challenges remain in scaling up the process and achieving complete mineralization of complex plastic materials.

2021 Nature Environment and Pollution Technology
Article Tier 2

TiO2-Based Photocatalysis for Plastic Degradation

This review examines TiO2-based photocatalysis as a strategy for degrading macroplastics, microplastics, and nanoplastics, highlighting TiO2's advantages of high activity, low cost, and availability. The paper addresses the social justice dimension of plastic pollution, noting that vulnerable populations are disproportionately affected, and evaluates TiO2 photocatalytic degradation mechanisms and performance for a range of plastic types.

2024 ACS symposium series 1 citations
Article Tier 2

Processing of bio-based photocatalytic sponge-like structures containing C,N-TiO2 colloidally dispersed onto cellulose nanofibers for microplastic remediation

Researchers immobilized C,N-doped TiO2 photocatalyst onto cellulose nanofiber sponges derived from agricultural biomass, creating a bio-based photocatalytic material that degrades microplastics under light while being easily recoverable without centrifugation or filtration.

2025 Journal of Environmental Management 2 citations
Article Tier 2

MWCNTs Decorated with TiO2 as Highly Performing Filler in the Preparation of Nanocomposite Membranes for Scalable Photocatalytic Degradation of Bisphenol A in Water

Not a microplastics paper — this study develops nanocomposite membranes incorporating carbon nanotubes coated with titanium dioxide to photocatalytically degrade bisphenol A (a plastic-associated endocrine disruptor) in water, offering a scalable water treatment approach.

2023 Nanomaterials 9 citations
Article Tier 2

The Role of the Reactive Species Involved in the Photocatalytic Degradation of HDPE Microplastics Using C,N-TiO2 Powders

Researchers used carbon and nitrogen co-doped titanium dioxide photocatalysts to degrade high-density polyethylene microplastics under simulated solar light, identifying hydroxyl radicals and superoxide anions as the primary reactive species responsible for surface oxidation and chain scission of the polymer.

2021 Polymers 147 citations
Article Tier 2

Photocatalytic degradation of polyethylene microplastics by copper-doped titanium dioxide nanoparticles

Researchers investigated photocatalytic degradation of polyethylene microplastics using copper-doped titanium dioxide nanoparticles as an efficient approach to breaking down aquatic plastic pollution, addressing the limitations of conventional removal methods that only achieve surface-level reduction.

2025 Chemosphere
Article Tier 2

Preliminary investigation of microorganisms potentially involved in microplastics degradation using an integrated metagenomic and biochemical approach

This study evaluated the photocatalytic degradation of microplastics using titanium dioxide nanoparticles under UV irradiation, achieving significant fragmentation of polystyrene particles within 48 hours. The approach shows promise for treating microplastic-contaminated water but generates smaller fragments as byproducts.

2022 The Science of The Total Environment 53 citations
Article Tier 2

Electrochemical and photoelectrochemical oxidation processes for polystyrene microplastic treatment: BDD anode vs Sb-doped SnO2 ceramic anode coated with a CdFe2O4 photocatalytic layer

This is a companion dataset to an electrochemical microplastic treatment study comparing a boron-doped diamond anode with a photoactive tin-oxide ceramic anode for degrading polystyrene microplastics. The data covers removal efficiency, organic carbon mineralization, and energy use under different current levels and lighting conditions. It supports research into scalable water treatment technologies for microplastic removal.

2026 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Enhanced photocatalytic degradation of LDPE microplastics using TiO2-kaolinite and TiO2-montmorillonite nanomaterials

Researchers enhanced the photocatalytic degradation of low-density polyethylene (LDPE) microplastics by developing TiO2-kaolinite and TiO2-montmorillonite nanocomposite materials, testing their effectiveness as part of efforts to address the ~300 million tonnes of plastic produced annually that accumulates in the environment.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Carbon Nanostructures Decorated with Titania: Morphological Control and Applications

This review examines titanium dioxide nanostructures combined with carbon materials for applications in energy, environmental remediation, and antimicrobial surfaces. While not directly about microplastics, these materials are relevant to developing catalysts that can break down plastic pollutants in water.

2021 Applied Sciences 10 citations
Article Tier 2

Indirect daylight oxidative degradation of polyethylene microplastics by a bio-waste modified TiO2-based material

Researchers developed an innovative method to break down polyethylene microplastics using a titanium oxide-based material combined with biowaste, requiring only indirect daylight rather than direct UV or heat. The approach achieved measurable oxidative degradation of the chemically resistant plastic under ambient conditions. The study suggests this low-energy photocatalytic method could be a practical tool for treating microplastic pollution in environmental settings.

2023 Journal of Hazardous Materials 29 citations
Article Tier 2

First Insights into Photocatalytic Degradation of HDPE and LDPE Microplastics by a Mesoporous N–TiO2 Coating: Effect of Size and Shape of Microplastics

A nitrogen-doped titanium dioxide photocatalyst successfully degraded high-density and low-density polyethylene microplastics under visible light, with smaller particles showing greater degradation than larger ones or film-shaped particles. The study establishes a foundation for visible-light photocatalysis as a potential strategy for removing microplastics from water.

2020 Coatings 205 citations