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Papers
61,005 resultsShowing papers similar to Sequestration of Polystyrene Microplastics by Jellyfish Mucus
ClearMechanism of nanoplastics capture by jellyfish mucin and its potential as a sustainable water treatment technology
Researchers investigated how jellyfish mucus from Aurelia sp. captures nanoplastics and compared its efficiency to conventional water treatment coagulants. The study found that jellyfish mucin effectively captures polystyrene and acrylic nanoplastics from wastewater treatment plant effluent, suggesting it could serve as a sustainable, bio-based technology for removing nanoplastic contamination from water.
Enhancing nano and microplastics destabilization: Synergistic effects of natural mucin and conventional coagulants in water and wastewater treatment
Researchers investigated whether combining jellyfish mucus with conventional water treatment coagulants could improve removal of micro- and nanoplastics from water. The synergistic combination achieved over 90% removal efficiency with settling times under 5 minutes, outperforming either agent alone by leveraging bridging and entrapment mechanisms.
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.
Effects of organic matter on interaction forces between polystyrene microplastics: An experimental study
Researchers examined how organic matter in seawater affects the aggregation and adhesion forces between polystyrene microplastics, finding that organic coatings alter surface interaction forces in ways that influence whether microplastics clump together and sink or remain dispersed in the water column.
Tailored cellulose-based flocculants for microplastics removal: Mechanistic insights, pH influence, and efficiency optimization
Researchers developed plant-derived (cellulose-based) flocculants that clump microplastics together so they can be more easily removed from water, finding that a low concentration of 0.001 g/mL was optimal and that both electrical charge and water-repelling interactions drive the process depending on the type of plastic.
Mucin-Inspired Thermogels for Programmable Nanoplastic Removal in Water Purification
Researchers developed mucin-inspired amphiphilic bottlebrush copolymers that self-assemble into thermogels in water and reversibly capture nanoplastics, demonstrating a programmable, jellyfish-inspired filtration approach for removing nanoscale plastic particles from aquatic environments.
Biosorption of sub-micron-sized polystyrene microplastics using bacterial biofilms
Researchers found that bacterial biofilms, particularly from Acinetobacter species, can effectively remove sub-micron-sized polystyrene microplastics through biosorption, suggesting biofilm-based approaches as a potential biological method for microplastic remediation in aquatic environments.
Removal of microplastics from water by coagulation of cationic-modified starch: An environmentally friendly solution
Researchers developed a cationic-modified starch bio-coagulant as an eco-friendly method for removing microplastics from water, achieving an average removal rate of over 65% for polystyrene particles. The starch-based treatment was effective across a wide range of water pH levels and performed well in natural water samples from China's Yangtze River Delta. The study offers a sustainable and cost-effective approach for addressing microplastic contamination in water systems.
A StraightforwardApproach for the Removal of Microplasticsfrom Water: Utilization of SLIPS
Researchers demonstrated for the first time that slippery liquid-infused porous surfaces (SLIPS) can rapidly and efficiently remove polystyrene microplastics from water, with the slippery surface capturing particles through size-independent adhesion without requiring filters or chemical treatment.
A Chitosan Nanofiber Sponge for Oyster-Inspired Filtration of Microplastics
An ultralight chitosan nanofiber sponge was developed as a filtration material for removing microplastics from water, inspired by oyster filtration biology, and demonstrated high removal efficiency for polystyrene microplastics in lab tests while being biodegradable and made from renewable chitosan feedstock.
Cellulose nanofibril-loaded filter paper for highly efficient removal of microplastics via multiscale capture mechanisms
Researchers fabricated a cellulose nanofibril-loaded filter paper composite and found it achieved over 93% removal efficiency for polystyrene, polypropylene, and PET microplastics through a combination of physical interception, electrostatic interactions, and hydrogen bonding.
Sustainable coagulative removal of microplastic from aquatic systems: recent progress and outlook
This review examines how natural coagulants from plants, animals, and microbes can be used to remove microplastics from water as a greener alternative to conventional chemical treatments. These bio-based coagulants, especially when combined with nanotechnology, show promising removal rates while avoiding the toxic residues left by traditional chemical approaches.
Using Adhesives to Capture Microplastics from Water
Researchers developed an approach using pressure-sensitive adhesives to capture microplastics from water, demonstrating a practical method for preventing microplastic release into aquatic environments rather than attempting environmental remediation.
Using Spirulina platensis as a natural biocoagulant for polystyrene removal from aqueous medium: performance, optimization, and modeling
Researchers tested Spirulina platensis, a type of blue-green algae, as a natural coagulant for removing polystyrene microplastics from water. By optimizing conditions like pH, contact time, and dosage, they achieved significant removal of the plastic particles from aqueous solutions. The study suggests that natural biocoagulants could offer an eco-friendly approach to addressing microplastic contamination in water.
Preliminary evaluation of properties and performance of natural rubber (NR) latex band for microplastic capturing in seawater
Researchers explored using natural rubber latex bands to capture microplastic particles from seawater through surface charge interactions. By adjusting the rubber formulation and applying mechanical stretching, they enhanced the electrostatic properties of the bands to attract charged microplastic particles. The study presents a preliminary proof of concept for a low-cost, biodegradable approach to microplastic removal from water.
Investigating the efficiency of oak powder as a new natural coagulant for eliminating polystyrene microplastics from aqueous solutions
Oak powder was evaluated as a natural coagulant for removing polystyrene microplastics from water using Box-Behnken experimental design, demonstrating its feasibility as an inexpensive, eco-friendly coagulation agent.
Efficient removal of nano- and micro- sized plastics using a starch-based coagulant in conjunction with polysilicic acid
Researchers found that combining a starch-based coagulant with polysilicic acid efficiently removes nano- and micro-sized polystyrene particles from water, offering an eco-friendly coagulation approach for addressing microplastic pollution in water treatment applications.
A Cheap and Portable Solution for The Removal of Microplastics from Natural Waters
This paper reviews current and emerging strategies for removing microplastics from natural waters, including physical filtration, coagulation, magnetic separation, and biological approaches, evaluating their feasibility and limitations.
Toward the review on sustainable elimination of microplastics: Materials, strategies, and advantages
This review evaluates sustainable approaches for removing microplastics using natural materials — including sponges, gels, enzymes, and microorganisms — comparing their mechanisms, efficiencies, and advantages over conventional chemical removal methods.
Microplastics removal from water body by extracellular polymeric substances (EPS) extracted from microalge through surfactants pre-treatment
Researchers explored using extracellular polymeric substances extracted from microalgae — combined with surfactant pretreatment — to remove microplastics from water. The biological approach showed promise as a low-cost and environmentally friendly alternative to conventional filtration methods.
A Novel Approach to Bio-Friendly Microplastic Extraction with Ascidians
Researchers developed a novel approach using ascidians — filter-feeding marine invertebrates — to extract microplastics from water in a biologically inspired, non-chemical method. Ascidians naturally pump large volumes of water through their bodies and can accumulate plastic particles. This bio-friendly method could form the basis of scalable, low-energy ocean microplastic removal strategies.
Functional groups in microalgal extracellular polymeric substances: A promising biopolymer for microplastic mitigation in marine ecosystems
Researchers characterized the sticky, sugar-like substances (extracellular polymeric substances, or EPS) produced by three types of microalgae and found these natural biopolymers could potentially bind and aggregate microplastics in marine environments, pointing toward a nature-based approach to reducing ocean plastic pollution.
Efficient, quick, and low-carbon removal mechanism of microplastics based on integrated gel coagulation-spontaneous flotation process
Researchers developed a new gel-based coagulation and flotation method for removing microplastics from water using a natural seaweed-derived crosslinker. The process achieved high removal rates quickly while using significantly less energy than traditional coagulation-flotation approaches. The study offers a more efficient and lower-carbon approach to water treatment that could help address microplastic contamination in drinking water and wastewater systems.
Soluble extracellular polymeric substances and microplastics: Exposure-response and circular reuse for removal
Researchers used a substance naturally produced by cyanobacteria to remove polystyrene microplastics from water, achieving up to 82% removal efficiency. Interestingly, exposing the cyanobacteria to microplastics actually stimulated them to produce more of this useful substance, suggesting a circular approach where the pollution itself drives the production of the cleanup material.