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61,005 resultsShowing papers similar to Fish Gill-InspiredBidirectional Porous PolysaccharideAerogels for Micro/Nanoplastics Removal
ClearFish Gill-Inspired Bidirectional Porous Polysaccharide Aerogels for Micro/Nanoplastics Removal
Researchers developed a fish gill-inspired bidirectional porous aerogel made from chitosan and other polysaccharides for removing micro- and nanoplastics from water. The biomimetic structure allowed efficient capture of plastic particles across a wide size range while maintaining good water flow. The study presents a sustainable filtration approach using biodegradable materials that could address the challenge of removing tiny plastic particles from freshwater systems.
Coral-inspired environmental durability aerogels for micron-size plastic particles removal in the aquatic environment
Researchers developed a coral-inspired polydopamine-enhanced magnetic cellulose aerogel for removing micron-sized microplastic particles from water, mimicking corals' active adsorption and passive adhesion mechanisms to achieve effective microplastic capture.
Degradable quaternary ammonium salt-modified rice straw cellulose/chitosan composite aerogel for high-efficiency microplastic adsorption
Researchers created a quaternary ammonium salt-modified cellulose/chitosan composite aerogel from discarded rice straw and tested it for microplastic adsorption, achieving high removal efficiency and capacity while using a waste-based feedstock to address an emerging pollution problem.
Biobased Composite Aerogels for Efficient Flow-Through Capture of Nanoplastics via Multimodal Interfacial Interactions
Scientists created a new sponge-like filter made from natural materials that can remove nearly 100% of tiny plastic particles from water. These nanoplastics are so small they're invisible to the naked eye but pose potential health risks when they get into drinking water. The filter works efficiently with very little energy, offering a promising way to clean up water contaminated with plastic pollution.
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.
Efficient microplastics adsorption in aqueous environments via bidirectional ordered graphene oxide/nanocellulose aerogels
Researchers developed a new material made from graphene oxide and nanocellulose that can effectively remove microplastics from water. The aerogel absorbed up to 241 milligrams of microplastics per gram of material and maintained over 80% efficiency after 20 reuse cycles. This kind of reusable filter technology could help reduce the amount of microplastics reaching drinking water sources and the food chain.
Synergistic Microplastics Capture and Bacterial Inhibition by a Cationic COF‐Reinforced Chitosan/Tannic Acid Aerogel
Researchers developed a cationic covalent organic framework aerogel made from chitosan and tannic acid that effectively captures microplastics from water while also inhibiting bacteria. The study suggests this low-cost, monolithic aerogel overcomes the limitations of powdered materials and offers a practical, convenient approach for microplastic removal from contaminated water.
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.
A layer-by-layer assembled superhydrophobic composite aerogel for rapid and high-capacity removal of microplastics from beverages
A superhydrophobic composite aerogel was synthesized using a layer-by-layer strategy combining an "egg-box" cellulose nanofiber network with silicone polymers, achieving an impressive polystyrene microplastic adsorption capacity of 555.5 mg/g within 100 minutes—driven primarily by hydrophobic interactions—and demonstrating high stability and reusability for microplastic removal from beverages.
Aerogels Fabricated from Wood-Derived Functional Cellulose Nanofibrils for Highly Efficient Separation of Microplastics
Researchers developed aerogel filters from chemically modified wood-derived cellulose nanofibrils that achieved up to 100% efficiency in removing polystyrene microplastics from water. The aerogels captured microplastics through a combination of physical entrapment, electrostatic interaction, and hydrogen bonding, and maintained their effectiveness over eight filtration cycles. The study demonstrates a promising green technology using sustainable materials for addressing microplastic pollution in aquatic environments.
Effects of microcrystalline cellulose on some performance properties of chitosan aerogels
Researchers developed bio-based aerogels from chitosan reinforced with microcrystalline cellulose, testing their physical and mechanical properties. This work explores sustainable, biodegradable materials that could reduce reliance on conventional petroleum-based plastics.
Biowaste derived sustainable carbon aerogels/polyvinylidene fluoride composites for effective removal of organic pollutants/oils
Researchers created carbon aerogel composites from biological waste combined with a fluorinated polymer to remove oil spills and organic pollutants from water. The sustainable, low-cost material showed strong performance for environmental cleanup applications, including potential use in addressing plastic-associated contamination.
Rapid adsorption of directional cellulose nanofibers/3-glycidoxypropyltrimethoxysilane/polyethyleneimine aerogels on microplastics in water
Researchers developed a cellulose nanofiber aerogel modified with polyethyleneimine for rapidly adsorbing microplastics from water. The study found that the aerogel reached adsorption equilibrium within just 20 minutes and followed established kinetic and isotherm models. These findings suggest that modified cellulose-based aerogels could serve as effective, green materials for removing microplastic contamination from water bodies.
Emerging Porous Materials for Adsorptive Removal of Microplastics and Nanoplastics from Aquatic Environments: A Review
This review summarizes recent advances in using porous materials, including sponges, aerogels, hydrogels, metal-organic frameworks, and carbon-based adsorbents, to remove microplastics and nanoplastics from water. Researchers found that adsorption using these materials is a promising, cost-effective approach that outperforms conventional water treatment methods for plastic particle removal. The study identifies key challenges and future research directions for developing practical adsorbents for real-world plastic pollution mitigation.
High-performance amino-crosslinked phosphorylated microcrystalline cellulose/MoS2 hybrid aerogel for polystyrene nanoplastics removal from aqueous environments
Researchers fabricated a porous aerogel from phosphorylated cellulose and molybdenum disulfide nanosheets functionalized with polyethyleneimine and showed it removes carboxyl-modified polystyrene nanoplastics from water with an adsorption capacity of 402 mg/g, maintaining performance across a range of water chemistries and remaining reusable after multiple cycles.
Nature-derived hydrogel for microplastic removal
Scientists developed a nature-based hydrogel made from chitin and lignin that can remove nanoplastics from wastewater with very high efficiency, absorbing up to 1,791 milligrams of plastic per gram of material. This sustainable, reusable filter could help reduce the amount of tiny plastic particles that reach drinking water and ultimately the human body.
Multifunctional sodium alginate/chitosan-modified graphene oxide reinforced membrane for simultaneous removal of nanoplastics, emulsified oil, and dyes in water
Researchers developed a bioinspired three-layer membrane using sodium alginate, graphene oxide, and chitosan that removed over 99% of nanoplastics, emulsified oil, and dyes from water simultaneously, with excellent stability in extreme pH conditions and good recyclability.
Biodegradable taro stem cellulose aerogel: A simple approach for adsorbing microplastics and dyestuffs contaminants
Scientists created a biodegradable aerogel from waste taro stems that can effectively absorb both microplastics and dye pollutants from water. The material maintained strong performance across different water conditions and could be reused for at least five cycles, offering a green solution for removing multiple contaminants from water simultaneously.
Removal of nanoplastics from aquatic environments using graphene oxide/chitosan sponges
Researchers developed a three-dimensional porous graphene oxide/chitosan sponge with an average pore size of 21.67 µm and evaluated its effectiveness in removing polystyrene nanoplastics (31.1 nm diameter) from aqueous solutions.
Compression‐Triggered Instantaneous Nanoplastic Release From Dynamic Hydrogen‐Bonded LDH@Cellulose Semi‐Flexible Micro‐Nano Aerogel for Sustainable Water Remediation
Researchers developed a flexible aerogel material made from modified cellulose and layered double hydroxide that can adsorb nanoplastics from water at extremely high capacity and then rapidly release them in seconds when squeezed — far faster regeneration than conventional filters. The material maintained strong performance over 100 compression cycles, suggesting it could be a practical tool for removing nanoplastics from drinking water and wastewater at scale.
Cellulose aerogels in water pollution treatment: Preparation, applications and mechanism
This review explores how cellulose aerogels, derived from the most abundant natural polymer on Earth, can be used to treat water pollution including microplastic contamination. Researchers found that these biodegradable materials offer a promising sustainable alternative for water treatment due to their unique porous structure, high surface area, and ease of functionalization.
Mucin-Inspired Thermogels for Programmable Nanoplastic Removal in Water Purification
Researchers developed mucin-inspired amphiphilic bottlebrush copolymers that form thermally responsive hydrogels capable of capturing nanoplastics from water, achieving removal efficiencies of 68–100% for polystyrene nanoparticles (20–1,000 nm), with a reversible gel-syneresis cycle enabling both passive filtration and particle recovery for trace analysis.
Mucin-Inspired Thermogels for Programmable Nanoplastic Removal in Water Purification
Researchers developed mucin-inspired amphiphilic bottlebrush copolymers that form thermally responsive hydrogels capable of capturing nanoplastics from water, achieving removal efficiencies of 68–100% for polystyrene nanoparticles (20–1,000 nm), with a reversible gel-syneresis cycle enabling both passive filtration and particle recovery for trace analysis.
Mucin-Inspired Thermogels for Programmable Nanoplastic Removal in Water Purification
Researchers developed mucin-inspired amphiphilic bottlebrush copolymers that self-assemble into micelles and undergo reversible temperature-triggered sol-gel-syneresis transitions to capture nanoplastics from water, achieving removal efficiencies of 68-100% for polystyrene nanoplastics (20-1000 nm) and recovery efficiencies up to 61% for downstream analysis.