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61,005 resultsShowing papers similar to Preparation of S-C3N4/AgCdS Z-Scheme Heterojunction Photocatalyst and Its Effectively Improved Photocatalytic Performance
ClearSynthesis and Mechanism of Z-Scheme Heterojunction Photocatalyst MoS2-WO3
This paper is not relevant to microplastics research; it describes the synthesis and photocatalytic mechanism of a MoS2/WO3 composite for degrading the dye rhodamine B from wastewater, with no connection to plastic particles.
Synthesis, characterization of Ag-doped CdS-WO2 nanocomposite and effects of photocatalytic degradation in RhB under visible light irradiation
Researchers synthesized a silver-doped cadmium sulfide and tungsten oxide nanocomposite and tested its ability to photocatalytically degrade rhodamine B dye under visible light. Developing more efficient photocatalysts could support removal of plastic-associated dye pollutants from wastewater.
Harnessing Bio-Immobilized ZnO/CNT/Chitosan Ternary Composite Fabric for Enhanced Photodegradation of a Commercial Reactive Dye
This paper is not about microplastics; it describes the fabrication and testing of a ZnO/carbon nanotube/chitosan composite fabric as a photocatalyst for degrading textile dye (Reactive Blue 4) in wastewater, with no connection to microplastic research.
Sustainability-driven photocatalysis: oxygen-doped g-C3N4 for organic contaminant degradation
This paper is not about microplastics. It discusses oxygen-doped graphitic carbon nitride as a photocatalyst for degrading organic contaminants in water, focusing on the material's enhanced charge carrier properties. While photocatalytic degradation could theoretically be applied to plastic pollutants, this study addresses general organic contaminant removal rather than microplastic pollution.
Graphitic carbon nitride (g-C3N4) as an emerging photocatalyst for sustainable environmental applications: a comprehensive review
This review covers graphitic carbon nitride, a material that can break down pollutants using light energy through a process called photocatalysis. While not directly about microplastics, this technology could potentially be applied to degrade microplastics in water using sunlight. The review discusses how the material works, its current applications for cleaning up environmental pollution, and future directions for this sustainable technology.
Photocatalytic Performance of SiO2/CNOs/TiO2 to Accelerate the Degradation of Rhodamine B under Visible Light
A silicon dioxide/carbon nano-onion/titanium dioxide composite photocatalyst was developed and shown to efficiently break down the dye Rhodamine B under visible light. Photocatalytic materials like this have potential applications for breaking down plastic additives and microplastic-associated chemicals in contaminated water.
Photodegradation of microplastics through nanomaterials: Insights into photocatalysts modification and detailed mechanisms
This review explores how nanomaterial-enhanced photocatalysts can break down microplastics that conventional water treatment fails to remove. The paper details key strategies like element doping and heterojunction construction that improve degradation efficiency, and explains the underlying mechanisms involving free radical formation and singlet oxygen oxidation.
Preparation of heterojunction C3N4/WO3 photocatalyst for degradation of microplastics in water
Researchers synthesized a carbon nitride/tungsten oxide heterojunction photocatalyst that effectively degrades PET microplastics in water while simultaneously generating hydrogen, offering a dual-benefit approach to addressing plastic pollution through photocatalysis.
Orchestrating Ti─S and Ni─S Bonding Interfaces for Accelerated Charge Transfer in a S‐Scheme Photocatalyst
Researchers engineered a TiO₂/CdS/Ni photocatalyst with orchestrated interfacial charge transfer pathways for enhanced photocatalytic performance. The catalyst design accelerated electron transfer and reduced recombination losses, achieving high efficiency in photocatalytic reactions relevant to environmental pollutant degradation including microplastics.
TiO2/g-C3N4 Visible-Light-Driven Photocatalyst for Methylene Blue Decomposition
Researchers synthesized TiO2/graphitic carbon nitride nanocomposites and demonstrated efficient visible-light photocatalytic degradation of methylene blue dye, with the heterojunction structure extending light absorption into the visible spectrum and improving charge separation compared to TiO2 alone.
Ultrasound-Assisted and Citric Acid-Guided Creation of ZnO Nanoparticles with Optimized Morphologies to Boost Malachite Green Photocatalysis
Despite its title referencing environmental remediation, this paper studies the synthesis of zinc oxide nanoparticles for degrading malachite green dye under simulated sunlight — not microplastic pollution. It examines photocatalysis chemistry for breaking down a persistent textile dye and is not relevant to microplastics or human health.
Photocatalytic Perception for Degradation of Macro- and Micro-plastics
This review examines photocatalytic approaches for degrading both macro- and micro-plastics, surveying semiconductor-based and other photocatalytic systems capable of breaking down persistent plastic polymers in aquatic and terrestrial environments. The paper evaluates the mechanisms, efficiency, and scalability of photocatalysis as a remediation technology alongside conventional plastic waste management strategies.
Preparation of Fe3O4/C Composite Material from Red Mud for the Degradation of Acid Orange 7
Despite its title referencing chemical degradation and composite materials, this paper studies a novel iron-carbon material made from industrial waste (red mud) for breaking down organic dye pollutants in water — not microplastic pollution. It examines catalytic performance for dye removal and is not relevant to microplastics or human health.
Photocatalytic Degradation of Plastic Waste: Recent Progress and Future Perspectives
This review examined photocatalytic degradation as an environmentally friendly approach to destroying microplastic waste, focusing on nanomaterial-based semiconductors such as TiO2 and ZnO. The review highlighted recent progress and remaining challenges in developing efficient photocatalytic systems capable of fully mineralizing persistent plastic pollutants.
Visible light driven degradation of BPA and LDPE microplastic films using GO/SCN nanocomposite
Researchers developed a graphene oxide and sulfur-doped carbon nitride nanocomposite capable of degrading both bisphenol A and low-density polyethylene microplastic films under visible light. The material achieved a 21% weight loss in LDPE films after 10 days of irradiation, along with significant surface changes. The study presents a photocatalytic approach for simultaneously breaking down microplastics and harmful organic pollutants in water using sunlight.
A Review on the Use of Metal Oxide-Based Nanocomposites for the Remediation of Organics-Contaminated Water via Photocatalysis: Fundamentals, Bibliometric Study and Recent Advances
This review examines how metal oxide nanocomposite materials can be used as photocatalysts to break down toxic organic pollutants in contaminated water using light energy. While focused on cleaning up dyes, drugs, and pesticides, the technology is relevant to microplastics because similar photocatalytic approaches are being explored to degrade plastic particles in water. Improving water treatment technologies like these could help reduce human exposure to the cocktail of pollutants, including microplastics, found in water supplies.
Rubber/BiOCl: Yb,Er composite for the enhanced degradation of methylene blue and Rhodamine B dyes under solar irradiation
Researchers created a composite material by combining a photocatalyst with recycled rubber from bicycle tires that can break down textile dyes under sunlight. The composite completely degraded methylene blue and rhodamine B dyes through solar-powered photocatalytic reactions. This approach demonstrates a practical way to repurpose rubber waste while simultaneously addressing water pollution from industrial dye contamination.
Advancing photocatalytic strategies for microplastic degradation in aquatic systems: Insights into key challenges and future pathways
This review examines how light-activated chemical reactions (photocatalysis) can break down microplastics in water, using advanced materials like doped semiconductors and metal-organic frameworks. While promising for cleaning up waterways, challenges remain around scaling these methods for real-world use and ensuring the breakdown products are not themselves harmful.
Visible light photocatalytic degradation of microplastic residues with zinc oxide nanorods
LDPE microplastic residues were treated with zinc oxide nanorods under visible light irradiation, resulting in a 30% increase in carbonyl index and increased brittleness, demonstrating photocatalytic oxidation of the plastic surface. The study shows that ZnO nanorod photocatalysis can initiate microplastic degradation using visible light, offering a potential low-energy remediation approach.
A Magnetic Photocatalytic Composite Derived from Waste Rice Noodle and Red Mud
This paper is not relevant to microplastics research; it describes the synthesis of a magnetic photocatalytic composite from waste rice noodles and red mud for degrading organic dye pollutants in wastewater, with no connection to plastic particles.
Defect Engineered 2D Graphitic Carbon Nitride for Photochemical, (Bio)Electrochemical, and Microplastic Remediation Advancements
This review examines defect-engineered two-dimensional graphitic carbon nitride materials and their applications in photochemical reactions, bioelectrochemical systems, and microplastic remediation. Defect engineering was shown to substantially improve the photocatalytic performance of these materials for breaking down environmental contaminants including microplastics.
Photocatalytic Generation of Singlet Oxygen by Graphitic Carbon Nitride for Antibacterial Applications
This study developed graphitic carbon nitride photocatalysts for generating singlet oxygen as an antimicrobial agent, evaluating their effectiveness against pathogens in water treatment and assessing potential for co-degradation of microplastics.
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.
Nanocosmos of catalysis: a voyage through synthesis, properties, and enhanced photocatalytic degradation in nickel sulfide nanocomposites
This review covers nickel sulfide nanocomposites used in photocatalysis for water purification, focusing on how modifications like doping and forming hybrid structures improve their ability to break down pollutants. These advanced materials show promise for cleaning contaminated water, which is relevant as microplastics and chemical pollutants increasingly threaten water sources.