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Papers
61,005 resultsShowing papers similar to Microplastic Collection With Ultra-High Magnetic Field Magnet by Magnetic Separation
ClearStudy on Harnessing Ferrofluid Technology for Efficient Microplastic Extraction from Ocean Water and Optimization of Manufacturing Materials
Researchers developed a ferrofluid-based method for extracting microplastics from ocean water, using magnetic attraction to selectively capture plastic particles mixed with ferrofluid. The technique offers a novel, efficient approach for ocean microplastic remediation and sample collection.
Magnetism-Assisted Density Gradient Separation of Microplastics
Researchers developed a magnetism-assisted density gradient separation method using a specialized cell connected to a gradient pump and positioned between opposing neodymium magnets, through which increasing MnCl2 concentration gradients sequentially suspend and collect different microplastic types by density for efficient separation from complex particle mixtures.
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.
Enhanced removal of microplastics from wastewater treatment plants by a novel magnetic filter
This study developed a novel magnetic adsorption approach to enhance microplastic removal in wastewater treatment plant effluents, achieving high removal efficiency across a range of particle sizes and polymer types.
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.
Advances in magnetic materials for microplastic separation and degradation
This review examines how magnetic materials can be used to capture and break down microplastics in water. Different types of magnetic particles, including iron nanoparticles and tiny magnetic robots, can attract and remove microplastics with high efficiency. These technologies could be important for cleaning up microplastic-contaminated water supplies and reducing human exposure through drinking water.
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.
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.
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.
Harnessing Magnetic Nanoparticles for the Effective Removal of Micro- and Nanoplastics: A Critical Review
This review summarizes how tiny magnetic nanoparticles can be used to pull microplastics and nanoplastics out of water by binding to them and separating them magnetically. While still facing challenges like scaling up and optimizing the particles, this technology could help reduce the amount of microplastics that reach drinking water and ultimately the human body.
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.
Innovating Ferro-sonication approach for extracting microplastics from wastewater
Researchers developed a ferro-sonication approach for extracting microplastics from wastewater, combining magnetic separation with ultrasonic treatment to achieve high-efficiency particle recovery from complex effluent matrices.
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.
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.
Mussel Adhesive Protein-Assisted Magnetic Recovery of Microplastics from Aquatic Environments
Researchers developed a mussel adhesive protein-assisted magnetic recovery system for capturing and removing microplastics from aquatic environments, demonstrating that the bio-inspired magnetic coating enabled efficient MP binding and retrieval using external magnetic fields.
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.
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.
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.
Study of Micro-Plastics Separation From Sea Water With Electro-Magnetic Force
Researchers developed a method to remove microplastics from seawater using electromagnetic force, exploiting differences in electrical properties between plastics and water. The technique shows potential as a physical removal approach that avoids adding chemical agents to the marine environment.
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.
Bidimensional Dynamic Magnetic Levitation: Sequential Separation of Microplastics by Density and Size
Researchers developed a two-dimensional dynamic magnetic levitation technique that simultaneously separates microplastics by both material density and particle size in a single step. The 2D-MagLev method addresses a key gap in microplastic sample preparation by resolving mixtures of plastics that differ in both polymer type and particle dimensions.
Sustainable Strategy for Microplastic Mitigation: Fe3O4 Acid-Functionalized Magnetic Nanoparticles for Microplastics Removal
Scientists created magnetic nanoparticles coated with citric acid that can remove up to 80% of common microplastics (polyethylene and polypropylene) from water using a simple magnetic separation process. The material can be reused up to five times while still maintaining over 50% removal efficiency. This type of reusable, low-impact technology could help water treatment facilities better remove microplastics, reducing the amount that reaches drinking water supplies.
Extraction 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.
Testing an Iron Oxide Nanoparticle-Based Method for Magnetic Separation of Nanoplastics and Microplastics from Water
Researchers tested iron oxide nanoparticles with hydrophobic coatings as a method for magnetically separating micro- and nanoplastics from water. The approach achieved 100% removal of larger microplastics and nearly 90% removal of nanoplastics using a simple permanent magnet, suggesting a viable method for water purification and environmental monitoring.