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Papers
61,005 resultsShowing papers similar to A high-performance fluorescent hybrid material for fluorometric detection and removal of toxic Pb(ii) ions from aqueous media: performance and challenges
ClearA bifunctional robust metal sulfide with highly selective capture of Pb2+ ions and luminescence sensing ability for heavy metals in aqueous media
Researchers developed a 3D metal sulfide ion exchanger capable of selectively removing lead ions from water with high efficiency. While focused on heavy metal removal, similar ion exchange materials could potentially be combined with microplastic removal in water treatment systems, since plastics often carry sorbed heavy metals.
Recent advances in luminescent chemosensors for sensitive and selective detection of heavy metal ions in aqueous environments
Scientists have reviewed new tools that use light to detect dangerous heavy metals like lead and mercury in water. These "luminescent sensors" can quickly spot tiny amounts of toxic metals, which is important because heavy metals can cause serious health problems when people drink contaminated water. The research shows these sensors could provide a cheaper, faster way to test water safety compared to current methods.
Conversion of the styrofoam waste into a high-capacity and recoverable adsorbent in the removing the toxic Pb(II) from water media
Researchers chemically modified waste styrofoam — a common plastic pollutant — into a magnetic adsorbent capable of removing toxic lead (Pb²⁺) ions from water, achieving around 90% removal efficiency. This work shows that plastic waste can be repurposed into useful water-treatment materials, offering a dual benefit of reducing plastic waste while cleaning heavy metal contamination.
Recent advances in the detection and removal of heavy metal ions using functionalized layered double hydroxides: a review
This review summarized recent advances in using layered double hydroxide-based nanosensors and nanosorbents for detecting and removing heavy metal ions from water. The materials showed high selectivity and capacity for metals including lead, cadmium, and arsenic, with functionalization enabling tuned performance.
Hypercrosslinked waste polycarbonate to remove heavy metal contaminants from wastewater
Researchers chemically modified waste polycarbonate plastic using a process called hypercrosslinking, turning it into a resin capable of efficiently removing lead and cadmium ions from contaminated water. The material achieved removal capacities around 160 mg per gram for both toxic metals, demonstrating that plastic waste can be repurposed as a tool for cleaning up heavy metal pollution.
Evaluation of Efficient Pb Removal from Aqueous Solutions using Biochar Beads
Researchers developed alginate-biochar bead composites to improve the removal of lead from water compared to powdered biochar alone. The beads were easier to separate from solution and maintained high removal efficiency. This approach could make biochar-based heavy metal remediation more practical for real-world water treatment applications.
Novel Zn metal–organic framework with the thiazole sites for fast and efficient removal of heavy metal ions from water
Researchers created a new zinc-based metal-organic framework material designed to rapidly remove lead and mercury from contaminated water. The material achieved near-complete removal of both heavy metals within 30 minutes, outperforming many existing adsorbents. The study demonstrates a promising approach for fast and efficient water purification using engineered porous materials.
Functionalization of Strontium Ferrite Nanoparticles with Novel Chitosan–Schiff Base Ligand for Efficient Removal of Pb(II) Ions from Aqueous Media
Researchers developed a new magnetic nanocomposite made from strontium ferrite and a chitosan-based compound to remove lead from contaminated water. The material achieved over 98% lead removal efficiency under optimized conditions and could be easily recovered using a magnet for reuse. This approach offers a promising, recyclable tool for cleaning up heavy metal pollution in water sources.
Removing Lead from Contaminated Sediment Using Indium-Based Perovskite Precursor
Researchers developed a method using indium-based perovskite precursors to adsorb lead from contaminated river and lake sediments, reframing sediment lead removal as a resource recovery approach that capitalizes on lead halide perovskites' excellent photoelectric performance for solar cell applications.
A correlation of the adsorption capacity of perovskite/biochar composite with the metal ion characteristics
Researchers created a composite material combining perovskite (a mineral-like crystal) and biochar (charred plant material) to remove toxic heavy metals — lead, cadmium, and copper — from water, achieving very high removal capacities of up to 606 mg per gram for lead. The material was highly selective, worked well in real wastewater, and could be regenerated and reused multiple times, offering promise for water purification applications.
High-efficient biosorbent of Pb2+ derived from the organic frameworks of Cladophora rupestris
Researchers developed an adsorbent material from the green alga Cladophora rupestris to remove lead from water. The organic framework derived from the alga showed high lead-binding capacity across a range of conditions. Algae-based biosorbents offer a low-cost, renewable alternative to conventional materials for removing toxic heavy metals from contaminated water.
Protein Based Hybrid Materials of Metal Phosphate Nanoflowers and Gels for Water Remediation: Perspectives and Prospects
This review examined protein-based hybrid materials that combine biological proteins with metal phosphate nanostructures for water remediation applications. Researchers found these hybrids show promise for removing heavy metals, dyes, antibiotics, and microplastics from contaminated water. The study highlights an emerging class of biocompatible materials that could offer sustainable alternatives for water treatment technologies.
Label-free impedimetric analysis of microplastics dispersed in aqueous media polluted by Pb2+ ions
Researchers developed a simple electrochemical method to distinguish between clean and lead-contaminated microplastics in water without needing complex laboratory equipment. The technique uses impedance measurements to rapidly detect whether microplastics carry adsorbed heavy metal pollutants. The approach could be useful for quick field assessments of how contaminated microplastics are in environmental water samples.
The remediation potential and kinetics of Pb2+ by the organic frameworks of Cladophora rupestris
This study produced an organic framework from the freshwater alga Cladophora rupestris for adsorbing lead (Pb2+) from water, characterizing its sorption capacity and kinetics. Algae-based biosorption materials offer low-cost, sustainable approaches to removing heavy metals from contaminated water, with relevance to treating co-polluted environments where plastics and metals occur together.
Ecofriendly sustainable synthetized nano-composite for removal of heavy metals from aquatic environment
An eco-friendly nano-composite was synthesized and tested for removing heavy metals from aquatic environments, achieving high removal efficiencies for multiple metals through adsorption. The material was developed using sustainable synthesis methods and biomass-derived components, offering a greener alternative to conventional adsorbents for water treatment.
Synthesis of polyvinyl chloride modified magnetic hydrochar for effective removal of Pb(II) and bisphenol A from aqueous phase: performance and mechanism exploration
Scientists created a new material by combining PVC plastic waste with corn straw and iron oxide to make a magnetic filter that can remove lead and bisphenol A from water. The material worked well across a wide range of water conditions and could be reused multiple times. While focused on water cleanup technology, this research shows how recycled plastic waste can be repurposed to help address water contamination, including pollutants often associated with microplastics.
A photoluminescence strategy for detection nanoplastics in water and biological imaging in cells and plants
Researchers developed a fluorescent probe that can rapidly detect nanoplastics in water samples down to very low concentrations. The probe works by binding to nanoplastic surfaces through electrical and chemical interactions, which causes it to glow, enabling both detection and visual tracking in cells and plant tissues. This tool could help scientists better monitor nanoplastic contamination in water and understand how these tiny particles move through living organisms.
Integrated LIBS-Raman spectroscopy: A comprehensive approach to monitor microplastics and heavy metal contamination in water resources
Researchers developed an integrated LIBS-Raman spectroscopy approach for simultaneously detecting microplastics and heavy metal contamination in water, offering a comprehensive and efficient monitoring tool for water quality assessment.
New Acrylate Co-Polymer Membrane Synthetized by Photo-Polymerization Technique for Lead (II) Ion-Selective Electrode
Researchers synthesized a novel p(THFA-co-HEMA) acrylate co-polymer membrane via photo-polymerization and developed it into a lead(II) ion-selective electrode (Pb-ISE). The sensor demonstrated a detection range from 0.1 to 10-6 M with a LOD of 7.59 x 10-7 M, a response time of 6.7 seconds, and validation results equivalent to AAS standard methods for real environmental water and sediment samples.
Efficient and Selective Removal of Heavy Metals and Dyes from Aqueous Solutions Using Guipi Residue-Based Hydrogel
Researchers created a hydrogel material from Chinese herbal medicine residue and chitosan that can effectively remove lead, cadmium, and toxic dyes from polluted water. The material maintained its cleaning ability through at least five reuse cycles. While not focused on microplastics, this type of water treatment technology could be part of broader solutions for removing multiple contaminants, including microplastics, from drinking water sources.
Insights Into the Adsorption Behavior of Polyethylene Microplastics Towards Lead(II) Ions
Researchers investigated the adsorption behavior of lead(II) ions onto polyethylene microplastics in freshwater environments by systematically varying initial Pb(II) concentration, pH, and residence time, using scanning electron microscopy and other characterization methods to elucidate the interaction dynamics and sorption mechanisms between this common metal contaminant and microplastic surfaces.
Adsorptive removal of heavy metals from wastewater using Cobalt-diphenylamine (Co-DPA) complex
Researchers synthesized a new cobalt-diphenylamine complex and tested it for removing heavy metals like cadmium, lead, and chromium from wastewater. The material showed strong adsorption capacity, with removal efficiency influenced by factors such as pH, dosage, and initial metal concentration. The study suggests this type of metal-organic complex could be an effective tool for treating industrial wastewater contaminated with heavy metals.
Synthesis of Amorphous MnFe@SBA Composites for Efficient Adsorptive Removal of Pb(Ⅱ) and Sb(V) from Aqueous Solution
Researchers synthesized a new composite material by growing manganese-iron oxide on a porous silica support for removing lead and antimony from contaminated water. The material removed over 99 percent of lead and 80 percent of antimony within two hours and performed well even in the presence of other dissolved ions. While not directly related to microplastics, the study contributes to water purification technology that could complement plastic pollution cleanup efforts.
A new application of 2–benzoylpyridine – efficient removal of silver ions from acidic aqueous solutions via adsorption process on polymeric material and classic solvent extraction
Researchers developed a polymer-based material using 2-benzoylpyridine to efficiently remove silver and copper ions from acidic water. The study offers a potential method for treating industrial wastewater containing heavy metal contaminants.