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Papers
20 resultsShowing papers similar to Amphiphilic Magnetic Particles Dispersed in Water and Oil for the Removal of Hydrophilic and Hydrophobic Microplastics
ClearExtraction and concentration of nanoplastic particles from aqueous suspensions using functionalized magnetic nanoparticles and a magnetic flow cell
Researchers developed a method using hydrophobic magnetic nanoparticles to capture and concentrate nanoplastics — plastic particles smaller than 1 micrometer — from water samples, achieving recovery rates of 57–85% across different water types including freshwater and seawater. This technique addresses a major gap in nanoplastic research by making it possible to detect and measure these nearly invisible particles in real environmental samples.
Magneto-PhotothermalSynergistic Hydrophobicity Nanoplatformfor Efficient Enrichment and Ultrasensitive Detection of Micro-Nanoplastics
Researchers developed a hydrophobic magnetic nanoplatform that integrates multiple functions, achieving microplastic removal efficiencies of 93.8% for larger particles and 87.2% for nanoplastics in ultrapure water, while also enabling ultrasensitive detection of the captured particles.
Magneto-Photothermal Synergistic Hydrophobicity Nanoplatform for Efficient Enrichment and Ultrasensitive Detection of Micro-Nanoplastics
Researchers developed a hydrophobic magnetic nanoplatform that integrates multiple functions, achieving microplastic removal efficiencies of 93.8% for larger particles and 87.2% for nanoplastics in ultrapure water, while also enabling ultrasensitive detection of the captured particles.
An efficient strategy to separate nanoplastics from water using anisotropic magnetic Janus particles
Researchers developed amphiphilic magnetic Janus particles that selectively capture nanoplastics from water, achieving capture capacities of 10.3-19.2 mg/g — approximately 4-7 times higher than conventional magnetic particles. The anisotropic design leverages hydrophobic-hydrophilic surface asymmetry to enhance nanoplastic affinity, offering an efficient approach for drinking water treatment.
Durably Superhydrophobic Magnetic Cobalt Ferrites for Highly Efficient Oil–Water Separation and Fast Microplastic Removal
Researchers developed superhydrophobic magnetic cobalt ferrite particles for removing microplastics from water using a simple coprecipitation method. The particles achieved nearly 100% microplastic removal efficiency with a capture capacity of 2.56 grams per gram, maintained stable performance across pH 1-13, and retained effectiveness after 10 reuse cycles. The study demonstrates a practical, recyclable approach to microplastic remediation in water treatment.
A Sustainable Method for Removal of the Full Range of Liquid and Solid Hydrocarbons from Water Including Up‐ and Recycling
Researchers developed iron oxide nanoparticles coated with alkyl phosphonic acid that can bind to a wide range of hydrocarbons — from dissolved oils to plastic particles — regardless of molecular weight or size, and can then be magnetically separated from water. The approach offers a promising tool for removing plastic pollution from wastewater, including microplastics that are too small for conventional filtration to capture.
Emerging Applications of Magnetic Nanomaterials in the Remediation of Microplastics from the Aquatic Environment
This review examined the use of magnetic nanomaterials for removing microplastics from aquatic environments, summarizing how magnetic separation can efficiently capture plastic particles for remediation purposes. The authors highlight magnetic nanomaterials as a promising and scalable tool for microplastic cleanup.
Magnetic polymeric composites: potential for separating and degrading micro/nano plastics
Researchers reviewed how magnetic composite materials can be used to attract, capture, and chemically break down microplastics and nanoplastics in wastewater, finding that combining magnetic separation with advanced oxidation or photocatalysis offers one of the most promising approaches for removing these persistent plastic pollutants from water.
Preparation of magnetic Janus microparticles for the rapid removal of microplastics from water
Researchers developed a new type of magnetic particle that can quickly remove microplastics from water, achieving 92% removal of polystyrene and 61% removal of polyethylene in just 20 minutes. These magnetic Janus microparticles work by attracting plastic through multiple mechanisms and can be easily collected with a magnet for reuse. This technology could be a practical tool for cleaning microplastics from drinking water and wastewater, helping reduce human exposure.
Advanced green capture of microplastics from different water matrices by surface-modified magnetic nanoparticles
Researchers engineered magnetic nanoparticles with specialized surface coatings that attract and capture microplastics from water through electrostatic and molecular forces, allowing the plastic-laden particles to be pulled out with a magnet in about 20 minutes. This approach offers a faster and greener alternative to current water treatment methods for removing microplastic contamination.
Removal of Micro and Nanoplastics from Water Using Magnetic Nanoparticles: A Review
This review evaluates the use of magnetic nanoparticles as a technology for removing micro- and nanoplastics from water. Researchers found that magnetic nanoparticles can effectively capture plastic particles through surface interactions and be easily separated from water using magnets. The study suggests this approach offers a promising and energy-efficient method for cleaning microplastic-contaminated water, though challenges remain in scaling it for real-world applications.
Magnetic Extraction of Weathered Tire Wear Particles and Polyethylene Microplastics
Researchers developed a hydrophobic magnetic nanocomposite that can rapidly extract both polyethylene microplastics and tire wear particles from freshwater using magnets, offering a low-cost method for removing these pollutants from environmental water samples.
Microplastic transport dynamics and the path forward with magnetic nanoparticle based solutions
This review summarizes the widespread distribution of microplastics in aquatic systems and evaluates the use of magnetic nanoparticles as a solution for removing them from water. Magnetic nanoparticles can bind to microplastics and then be separated from water using magnets, offering a promising and efficient cleanup method. Effective microplastic removal from water is important because contaminated drinking water and seafood are major sources of human microplastic exposure.
Microplastics and other pollutants in the aquatic environment: study of interactions and new removal strategies
Researchers evaluated iron magnetic nanoparticles (MNPs) with varying surface modifications -- bare Fe3O4, TEOS-coated, and TEOS+MPS-coated -- for removing four types of microplastics (Nylon 6, PTFE at two sizes, and PMMA) from water, assessing how surface chemistry and synthesis time affect removal efficiency.
Removal of microplastics from water by magnetic nano-Fe3O4
Researchers developed a method for removing microplastics from water using magnetic iron oxide nanoparticles that attach to plastic surfaces, allowing the particles to be pulled out with a magnet. The technique achieved removal rates above 80% for common microplastic types in environmental water samples including river water, sewage, and seawater, suggesting a practical approach for water treatment.
Tailorable Nanoparticles for Magnetic Water Cleaning of Polychlorinated Biphenyls
Researchers developed magnetic nanoparticles with customizable surface coatings that can capture and remove polychlorinated biphenyls, a class of persistent organic pollutants, from contaminated water. The nanoparticles bind the pollutants and can then be pulled out of the water using a simple magnet, enabling easy cleanup. The technology offers a promising, low-cost approach to removing hazardous chemical contaminants from water supplies.
Magnetic separation and degradation approaches for effective microplastic removal from aquatic and terrestrial environments
This review covers methods for removing microplastics from water and soil environments using magnetic separation and degradation technologies. Researchers describe how microplastics can be captured using magnetic particles and then broken down through biodegradation, advanced oxidation, or electrochemical processes. The study highlights these combined approaches as promising strategies for addressing microplastic pollution across both aquatic and land-based ecosystems.
Advances in magnetic materials for microplastic separation and degradation
This review examined advances in magnetic materials and nanostructures for separating and degrading microplastics from water, highlighting their potential for targeted adsorption, transport, and catalytic degradation of plastic pollution in aquatic environments.
Remediation strategies for micro/nanoplastic pollution using magnetic nanomaterials
This review surveys recent developments in using magnetic nanomaterials, such as iron oxide nanoparticles and magnetic composites, to remove micro- and nanoplastics from water and soil. These materials can capture plastic particles through adsorption, help clump them together for removal, or even break them down, and they can be magnetically recovered for reuse. The study highlights that magnetic nanomaterials offer a promising approach for cleaning up plastic pollution, though challenges remain in scaling up for real-world use.
Magnetic Extraction of Microplastics from Environmental Samples
A magnetic extraction method was developed using hydrophobic iron nanoparticles that bind to plastic surfaces, achieving 92% recovery of 10–20 μm polyethylene and polystyrene beads and 84–93% recovery of six polymer types from seawater and sediment. The method offers a practical, adaptable approach to extracting microplastics from complex environmental matrices without the limitations of density-based separation.