We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to Environmental applications of carbon dots: Addressing microplastics, air and water pollution
ClearRecent Advances in the Synthesis, Characterization, and Application of Carbon Dots in the Field of Wastewater Treatment: A Comprehensive Review
This review covers carbon dots, a type of nanomaterial that can be used to detect and remove pollutants from wastewater, including heavy metals, dyes, and organic chemicals. Carbon dots can improve water filtration membranes and boost the effectiveness of biological treatment systems. While not directly about microplastics, these technologies could be adapted to help detect and filter microplastics from drinking water and wastewater.
Advances and prospects of carbon dots for microplastic analysis
This review assessed the potential of carbon dots, luminescent nanomaterials derived from carbon sources, as tools for microplastic detection and analysis in food and environmental samples, offering advantages in sensitivity and selectivity over conventional methods. The authors identify carbon dot-based sensing as a promising direction for filling the gap in standardized microplastic analytical methods.
Recent Advances in Water Treatment Using Carbon Dots: A Comprehensive Review
This review paper summarizes recent research on carbon dots - tiny particles made from carbon that can help clean dirty water by removing harmful substances like heavy metals and germs. These particles show promise for making water safer to drink because they can grab onto pollutants and even glow to help scientists monitor water quality in real-time. However, scientists are still working to make this technology practical for large-scale water treatment plants that serve entire communities.
Plastic Waste-Derived Carbon Dots: Insights of Recycling Valuable Materials Towards Environmental Sustainability
Researchers review how waste plastics, including single-use items that surged during the COVID-19 pandemic, can be converted into carbon dots — tiny light-emitting nanoparticles under 10 nanometers — with useful applications in sensing, imaging, and catalysis. This recycling approach offers an environmentally sustainable way to transform a persistent pollution problem into valuable high-tech materials.
Plastic-derived carbon dots for sustainable environmental applications
Researchers developed a method to convert waste plastic into carbon dots — ultrasmall carbon nanomaterials with tunable photoluminescence and low toxicity — offering a sustainable approach to upcycling non-biodegradable plastic waste for environmental sensing and remediation applications.
The Future of Water Purification with Carbon and Graphene Quantum dots: a Comprehensive Review
This review examined traditional and advanced water purification technologies, with a focus on quantum dot-based systems incorporating carbon and graphene quantum dots for removing emerging contaminants including microplastics. The authors assessed the photocatalytic and adsorptive mechanisms that make quantum dots promising for next-generation water treatment.
Recent Advances in Functionalized Carbon Quantum Dots Integrated with Metal–Organic Frameworks: Emerging Platforms for Sensing and Food Safety Applications
This review covers advances in combining carbon quantum dots with metal-organic frameworks to create highly sensitive sensors for detecting food contaminants like heavy metals, pesticides, antibiotics, and pathogens. While not directly about microplastics, these sensing technologies could be adapted to help detect plastic contamination in food and environmental samples.
Revolutionizing microplastic detection in water through quantum dot fluorescence
Researchers developed a novel approach using carbon quantum dots to stain microplastics, enabling fluorescence-based detection in water at low cost and with simple synthesis, demonstrating high sensitivity and selectivity without the toxicity concerns of conventional fluorescent dyes.
Carbon quantum dots: Comparative analysis of synthesis strategies and their environmental application
This review provides a comparative analysis of carbon quantum dot (CQD) synthesis strategies and examines their environmental applications, highlighting CQDs' tunable photoluminescence, biocompatibility, and potential use in pollutant sensing and photocatalytic degradation.
Synthesis and characterization of magnetic nanoparticles functionalized with carbon-based quantum dots (CQDs) for microplastic elimination
Researchers developed magnetic nanoparticles decorated with carbon quantum dots capable of removing microplastics from water using a magnet. This Spanish-language study demonstrates a promising approach to extracting small plastic particles from contaminated water that standard filtration systems miss.
Size- and Concentration-Resolved Detection of PET Microplastics in Real Water via Excitation–Emission Matrix Fluorescence Quenching of Polyamide-Derived Carbon Quantum Dots
Scientists developed a new method to detect tiny plastic particles (called microplastics) in drinking water using special fluorescent dots that dim when they encounter plastic pollution. The technique works best at finding very small plastic pieces—smaller than the width of a human hair—which are hardest to detect but potentially most dangerous since they can get into our bodies more easily. This could help monitor plastic contamination in tap water and other water sources we use daily, giving us better information about our exposure to these harmful particles.
Carbon-based adsorbents for micro/nano-plastics removal: current advances and perspectives
Scientists reviewed how carbon-based materials like graphene, activated carbon, and carbon nanotubes can be used to remove micro- and nanoplastics from water. Researchers found that these adsorbents show strong potential for capturing tiny plastic particles thanks to their tunable surface properties and high surface area. The study suggests that carbon-based filtration could become an important technology for cleaning microplastic-contaminated water.
Principles, performance and emerging trends for optical detection of environmental microplastics: A review
This review summarizes recent advances in optical detection methods for identifying microplastics in environmental samples, covering both spectroscopic techniques like Raman and infrared spectroscopy and fluorescence-based approaches using dyes such as Nile red. Researchers highlight how machine learning is improving the accuracy and efficiency of spectroscopic identification. The study also evaluates emerging fluorescent materials like carbon dots for specific microplastic identification and environmental behavior tracing.
Preparation of N, Cl Co-Doped Lignin Carbon Quantum Dots and Detection of Microplastics in Water
Researchers synthesized nitrogen and chlorine co-doped lignin carbon quantum dots and demonstrated their use as a fluorescence-based sensor for detecting microplastics in water, offering a promising rapid and cost-effective monitoring approach.
Recent developments in microplastic contaminated water treatment: Progress and prospects of carbon-based two-dimensional materials for membranes separation
This review assessed recent advances in microplastic removal from contaminated water, covering physical, chemical, and biological treatment methods and their effectiveness across different plastic sizes, polymer types, and water chemistries. The authors identify membrane filtration and coagulation as among the most promising scalable approaches.
Importance and Contribution of Carbon Allotropes in a Green and Sustainable Environment
This review examines how carbon allotropes (like graphene and carbon nanotubes) can contribute to environmental sustainability by enabling cleaner industrial processes and pollution remediation. Advanced carbon materials are being explored for applications including the removal of microplastics from water.
Revolutionizing microplastic detection in water through quantum dot fluorescence
This study introduced carbon quantum dot-based fluorescence staining for microplastic detection in water, achieving sensitive and selective identification through microwave-assisted synthesis without complex pretreatment, offering a practical low-cost alternative to conventional detection methods.
Harnessing Nanomaterials for Water Decontamination: Insights into Environmental Impact, Sustainable Applications, and the Emerging Role of Polymeric Nanostructures
This review examines how nanomaterials can be used for water decontamination, including the removal of microplastics from aquatic environments. Researchers found that properties like large surface area and high reactivity make nanomaterials effective at addressing water pollution, though concerns remain about the environmental persistence and potential secondary effects of the nanomaterials themselves.
A Review of Materials for the Removal of Micro- and Nanoplastics from Different Environments
This review evaluates methods for removing microplastics and nanoplastics from water, soil, and air, finding that traditional approaches like filtration work for larger particles but struggle with nanoscale plastics. Newer technologies like magnetic nanoparticles and photocatalysis show promise, but challenges remain in making these solutions affordable and scalable for real-world cleanup.
Natural biomass-derived carbon dots as a potent solubilizer with high biocompatibility and enhanced antioxidant activity
Not relevant to microplastics — this paper investigates carbon dots derived from citrus fruit as a pharmaceutical solubilizer to improve drug bioavailability, with no connection to plastic pollution.
Application of carbon-based adsorbents in the remediation of micro- and nanoplastics
This review summarizes how carbon-based materials like activated carbon, biochar, and carbon nanotubes can be used to remove micro and nanoplastics from water through adsorption. These materials are attractive because they are low-cost, eco-friendly, and can be modified to improve their plastic-capturing ability. Better water filtration materials could help reduce the amount of microplastics that reach people through drinking water and food preparation.
Selective Identification and Quantification of Microplastics Using Solid Fluorescent Green Carbon Dots (SFGCDs) – A Novel, Naked Eye Sensing Fluoroprobe
Researchers developed a novel fluorescent carbon dot probe that can selectively detect and quantify microplastics released from surgical face masks and cosmetic cleansers. The probe works through a fluorescence turn-off mechanism when microplastics are present, with a detection limit as low as 0.0063 g/L for particles 6 micrometers and larger. The study also demonstrated a simple filtration-based remediation approach, with the fluorescence signal recovering after microplastic removal.
Promotion effect of nitrogen-doped functional carbon nanodots on the early growth stage of plants
Researchers found that nitrogen-doped carbon nanodots promoted seed germination, root growth, and biomass production across multiple plant species better than undoped nanodots. This is a plant science nanotechnology study not directly related to environmental microplastic pollution.
Polydopamine-encapsulated carbon dots to boost analytical performance for microplastics detection in fluorescence mode
Sulfur-doped carbon dots encapsulated with polydopamine (S-CDs@PDA) were used to detect polyethylene microplastics via fluorescence, showing 21.3% higher fluorescence signal and 8% better detection efficiency than uncoated carbon dots on modified membrane substrates.