Papers

61,005 results
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Article Tier 2

Catalyst Design and Engineering for Enhanced Microplastic Degradation and Upcycling—A Review

This review examined current approaches to microplastic degradation and upcycling, covering photocatalysis, biodegradation, and chemical conversion technologies. The authors identified key challenges in catalyst design and engineering needed to achieve efficient breakdown of microplastics at scale.

2025 Catalysts
Article Tier 2

Catalytic degradation of microplastics

This review summarizes catalytic approaches for degrading microplastics in the environment, covering photocatalysis, Fenton reactions, and other advanced oxidation methods, and evaluates their current effectiveness and limitations for addressing real-world microplastic contamination.

2023 Russian Chemical Reviews 21 citations
Article Tier 2

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.

2023 Progress in Natural Science Materials International 26 citations
Article Tier 2

Engineered nanocatalysts for degradation and valorisation of micro/nanoplastics

This review explored how engineered nanocatalysts can break down micro- and nanoplastics and convert them into useful products. Researchers highlighted several promising technologies, including microrobots, nanozymes, and solar-powered systems that can efficiently degrade persistent plastic particles. The study suggests that catalytic approaches offer a pathway toward both cleaning up plastic pollution and supporting a circular economy by turning waste into valuable materials.

2026 Chemical Communications 1 citations
Article Tier 2

Systemically Understanding Aqueous Photocatalytic Upgrading of Microplastic to Fuels

This review examines photocatalytic methods for converting microplastic waste into renewable fuels using solar energy. These approaches could transform plastic pollutants into useful energy sources rather than allowing them to accumulate in the environment and food chain.

2023 Solar RRL
Article Tier 2

Systemically Understanding Aqueous Photocatalytic Upgrading of Microplastic to Fuels

This review examined photocatalytic methods for converting microplastics into valuable fuels in water, summarizing advances in reactants, pretreatments, catalysts, and reactor design while highlighting the need for improved pretreatment processes to enhance efficiency and selectivity.

2023 Solar RRL 9 citations
Article Tier 2

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.

2023 Catalysts 51 citations
Article Tier 2

State of the art in the photochemical degradation of (micro)plastics: from fundamental principles to catalysts and applications

This review summarizes research on the photochemical degradation of plastics and microplastics into value-added products and intermediates via photocatalysis. The study covers fundamental principles and catalytic approaches for breaking down plastic pollutants that are otherwise difficult to degrade in the environment.

2023 Journal of Materials Chemistry A 94 citations
Article Tier 2

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.

2022 Critical Reviews in Environmental Science and Technology 54 citations
Article Tier 2

Recent Advances in Photocatalytic Removal of Microplastics: Mechanisms, Kinetic Degradation, and Reactor Design

This review examines photocatalytic and photo-Fenton approaches for degrading microplastics including PE, PP, PVC, PS, PMMA, and PA66, covering reaction mechanisms, kinetic degradation models, characterization techniques for the major polymer types, and the design and scale-up of photocatalytic reactors as practical tools for microplastic removal from water.

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

New Progress in Plastic Degradation and Conversion by Photocatalysis

This review examines advances in photocatalytic plastic degradation and conversion, covering both the plastic pollution crisis driven by microplastic formation and innovative recycling approaches including primary, secondary, tertiary, and quaternary methods.

2024 ACS symposium series
Article Tier 2

Photocatalytic Degradation and Remediation of Microplastics

This review chapter examines photocatalysis as a remediation strategy for microplastic pollution in aquatic and terrestrial environments, describing how solar energy conversion drives chemical reactions that degrade plastic particles. The authors assess the current state of photocatalytic methods, their mechanisms, and their potential for sustainable microplastic removal.

2024 Microplastics
Article Tier 2

Innovations in chemical degradation technologies for the removal of micro/nano-plastics in water: A comprehensive review

This review summarizes advances in chemical degradation technologies for removing micro- and nanoplastics from water, including photocatalysis, Fenton-based reactions, electrochemical oxidation, and micro/nanomotor approaches. Researchers analyzed the key factors that influence degradation effectiveness, such as particle properties and operating conditions. The study identifies current challenges and outlines future directions for developing practical chemical methods to address plastic pollution in water systems.

2024 Ecotoxicology and Environmental Safety 16 citations
Article Tier 2

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.

2017 Journal of Nanoscience and Nanotechnology Applications 56 citations
Article Tier 2

Mechanisms and the Engineering Approaches for the Degradation of Microplastics

This review provided a comprehensive overview of current microplastic degradation methods, including mechanical, chemical, photocatalytic, and biological approaches, evaluating engineering strategies for efficient microplastic treatment and removal.

2021 ACS ES&T Engineering 172 citations
Article Tier 2

Recent advances in degradation of micro/nanoplastics by sustainable photo-driven processes: A comprehensive review

This comprehensive review evaluated recent advances in photo-driven degradation technologies for breaking down micro- and nanoplastics, including photolysis, photo-Fenton, and photocatalysis processes. Researchers found that certain systems can achieve complete mineralization of plastic particles under optimized conditions, suggesting these sustainable approaches hold promise for addressing microplastic pollution in the environment.

2026 Next Sustainability
Article Tier 2

Photocatalytic and Enzymatic Degradation of Microplastics: Current Status, Comparison, and Combination

This review compares photocatalytic and enzymatic approaches for degrading microplastics, finding that photocatalysis offers high efficiency but risks secondary pollution, while enzymatic degradation is milder but slower, and proposes combined strategies as a promising direction.

2025 Catalysts
Article Tier 2

A broad horizon for sustainable catalytic oxidation of microplastics

This review explores three catalytic approaches for breaking down microplastics: photocatalysis, electrocatalysis, and biocatalysis. Researchers discuss the mechanisms behind each method and their potential for sustainable microplastic management in contaminated water and soil. The study suggests that catalytic oxidation technologies offer a promising pathway for addressing widespread microplastic pollution, though significant research challenges remain.

2023 Environmental Pollution 12 citations
Article Tier 2

Recent Advances in Photocatalytic Removal of Microplastics: Mechanisms, Kinetic Degradation, and Reactor Design

This review examines how photocatalytic processes, which use light-activated materials to generate reactive molecules, can be used to break down microplastics in water. Researchers surveyed the mechanisms behind photocatalytic degradation of common plastics like polyethylene and polystyrene, as well as reactor designs that could make the technology practical. The study highlights photocatalysis as a promising approach for tackling microplastic pollution but notes that scaling up these systems remains a major challenge.

2022 Frontiers in Marine Science 89 citations
Article Tier 2

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.

2025
Article Tier 2

Catalytic and biocatalytic degradation of microplastics

This review covers the current state of breaking down microplastics using catalysts and biological agents including enzymes, metals, nanomaterials, and microorganisms. While some approaches show promise for degrading certain plastic types, the field is still developing standardized methods for measuring how well these techniques work. Finding effective ways to break down microplastics is critical for reducing the environmental and health burden of plastic pollution.

2023 Exploration 51 citations
Article Tier 2

Excavating the Potential of Photo‐ and Electroupcycling Platforms Toward a Sustainable Future for Waste Plastics

This review examines photo- and electrocatalytic methods for breaking down waste plastics into valuable small-molecule chemicals, offering a more efficient and less polluting alternative to conventional recycling. By converting plastic polymers rather than simply remelting or landfilling them, these upcycling pathways could help reduce the volume of plastic waste that eventually fragments into environmental microplastics.

2023 Small Science 9 citations
Article Tier 2

Light-driven degradation of microplastics: Mechanisms, technologies, and future directions

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.

2025 Journal of Hazardous Materials Advances 6 citations
Article Tier 2

Nanomaterials for Advanced Photocatalytic Plastic Conversion

This review examines the use of nanomaterials for photocatalytic conversion of waste plastics into useful chemicals and fuels, highlighting approaches that use sunlight as an energy source under ambient conditions. Photocatalytic upcycling of plastic waste offers a potentially sustainable alternative to conventional thermal and chemical recycling methods.

2023 Molecules 22 citations