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Papers
61,005 resultsShowing papers similar to Synthesis and Characterization of PVA-Enzyme/GA/PANI-HCl Indicator Membrane Electrodes; PANI-p-toluentsulfonic acid/PVC-KTpClPB-o-NPOE, SEM-EDX, XRD and FTIR Analysis
ClearDesign, fabrication, and application of electrochemical sensors for microplastic detection: a state-of-the-art review and future perspectives
This review covers recent advances in electrochemical sensors for detecting microplastics in environmental samples, which offer advantages in sensitivity and portability over conventional laboratory methods. Researchers highlight strategies using nanomaterials, molecular imprinting, and surface-enhanced techniques to improve detection capabilities. The study suggests that electrochemical sensors represent a promising path toward affordable, rapid, on-site monitoring of microplastic pollution.
Current perspectives, challenges, and future directions in the electrochemical detection of microplastics
This review examines the emerging use of electrochemical sensors for detecting microplastics in the environment. Researchers found that while electrochemical methods have been widely explored for microplastic removal, their potential as low-cost detection tools remains largely untapped. The study highlights recent advances in nanoimpact techniques and electrode modifications that could make environmental microplastic monitoring more practical and affordable.
Electrochemical approaches for detecting micro and nano-plastics in different environmental matrices
This review evaluates electrochemical sensor technologies as alternatives to conventional spectroscopy methods for detecting micro- and nanoplastics in environmental samples. Researchers found that electrochemical approaches offer advantages in cost, portability, and speed, making them better suited for widespread field monitoring. The study identifies key technical challenges that need to be resolved before these sensors can be broadly adopted for routine environmental surveillance.
Electrochemical and Surface‐Enhanced Raman Scattering Coupling for Dual‐Mode Sensing of Nanoplastics
This study developed a dual-mode detection system combining electrochemical analysis with surface-enhanced Raman scattering to identify nanoplastics in environmental samples, addressing the challenge of detecting NPs by material, size, and surface chemistry simultaneously.
Nanomaterial-based electrochemical chemo(bio)sensors for the detection of nanoplastic residues: trends and future prospects
This study reviews how nanomaterial-based electrochemical sensors can be used to detect tiny nanoplastic residues in water. Researchers found that these sensors offer a promising, practical approach for monitoring nanoplastic contamination in aquatic ecosystems. The findings suggest that advancing these detection tools is important for implementing effective water quality control measures.
Recent advances in the detection of microplastics in the aqueous environment by electrochemical sensors: A review
This review surveys recent advances in using electrochemical sensors to detect microplastics in water environments. Researchers evaluated sensors made from carbon materials, metals, biomass materials, and microfluidic chips, comparing their detection capabilities and practical advantages like low cost and high sensitivity. The study highlights electrochemical sensing as a promising approach for real-time, on-site monitoring of microplastic contamination in waterways.
An Electrochemical Biosensing Approach for Detection of Microplastic Beads
Researchers developed an electrochemical enzyme-based biosensor to detect microplastic beads across a range of sizes in water, providing a simpler and lower-cost detection approach than conventional spectroscopic methods for environmental and public health monitoring.
Electrochemical Detection of Microplastics in Water Using Ultramicroelectrodes
Researchers developed a new electrochemical method for detecting microplastics in water using ultramicroelectrodes. The technique works by monitoring changes in electrical current when microplastic particles collide with and adsorb onto the electrode surface, and the size distributions obtained closely matched independent measurements, demonstrating its potential as a practical detection tool.
Highly selective electrochemical impedance spectroscopy-based graphene electrode for rapid detection of microplastics
A graphene electrode derived from petroleum waste was developed and applied as an electrochemical impedance spectroscopy sensor for highly selective detection of microplastics in aquatic samples. The approach offers a sensitive and selective alternative to optical methods for environmental microplastic monitoring.
Micro- and nanoplastics in the environment: a comprehensive review on detection techniques
This review provides a comprehensive overview of detection techniques for micro- and nanoplastics in the environment. The methods covered include FT-IR spectroscopy, Raman spectroscopy, fluorescence and laser-induced breakdown spectroscopies, electroanalytical techniques, microfluidic systems, and advanced mass spectrometry approaches.
Nanocellulose-based carbon nanocomposite for the electrochemical sensing application for pharmaceuticals: A review
Researchers developed a nanocellulose-based carbon nanocomposite electrode for electrochemical sensing applications, leveraging cellulose's abundance, biocompatibility, and chemical properties to create a sensitive and cost-effective environmental detection platform.
Borosilicate glass nanopipettes enhanced by synergistic electrostatic interactions and steric hindrance for ultrasensitive electrochemical detection of nanoplastics in environmental water samples
Researchers developed an electrochemical sensor using borosilicate glass nanopipettes enhanced with electrostatic interactions to detect nanoplastics in environmental water samples, achieving ultrasensitive trace-level detection without complex sample pretreatment.
Green Nanomaterial-based Electrochemical Sensors for Health and Environmental Monitoring
This review covered green nanomaterial-based electrochemical sensors for detecting health and environmental analytes including biomarkers, heavy metals, pharmaceuticals, and microplastics. Green synthesis of nanomaterials using plant extracts was highlighted as a way to maintain high sensitivity while avoiding hazardous chemicals in sensor fabrication.
Multiplexed and Membraneless Redox‐Mediated Electrochemical Separations Through Bipolar Electrochemistry
This electrochemistry paper presents a multiplexed, membraneless redox-mediated electrochemical separation system; it involves advanced materials science but is not directly related to microplastic environmental health research.
Biochar-based electrochemical sensors: a tailored approach to environmental monitoring
This review covers the development of biochar-based electrochemical sensors for detecting environmental pollutants including microplastics, pharmaceuticals, pesticides, and heavy metals. Biochar, made from plant waste through heat treatment, offers a sustainable and low-cost alternative to expensive sensor materials while maintaining good sensitivity and selectivity. These sensors could provide affordable, portable tools for monitoring microplastic and chemical contamination in water and soil.
Electrical impedance spectroscopy based strategy for detecting and differentiating microplastics in water
Researchers developed a submersible electrical impedance spectroscopy approach capable of detecting and differentiating microplastics directly in biologically active aquatic environments, overcoming the labor-intensive preprocessing requirements of conventional FTIR and Raman methods.
Graphene and gold nanoparticle-based bionanocomposite for the voltammetric determination of bisphenol A in (micro)plastics
Researchers developed a highly sensitive electrochemical sensor using graphene and gold nanoparticles to detect bisphenol A leaching from plastics and microplastics in water. The sensor achieved very low detection limits and worked reliably in real water samples. This tool could help environmental scientists and regulators better monitor harmful chemical release from plastic pollution in freshwater and marine environments.
A Novel Impedimetric Sensor Based on Cyanobacterial Extracellular Polymeric Substances for Microplastics Detection
Researchers developed a novel impedimetric biosensor using cyanobacterial extracellular polymeric substances as a coating material on gold electrodes, demonstrating its effectiveness for detecting microplastics electrochemically, opening a new application for these biopolymers in environmental sensing.
Plastic Analysis with a Plasmonic Nano-Gold Sensor Coated with Plastic-Binding Peptides
Researchers developed a nano-gold sensor coated with plastic-binding peptides to detect common plastic polymers including polyethylene, PET, polypropylene, and polystyrene at very small scales. When tested on freshwater mussels deployed at suspected pollution sites, the sensor detected higher plastic levels near rainfall overflow and urban areas compared to treated municipal effluent sites.
Electrochemical and physicochemical degradability evaluation of printed flexible carbon electrodes in seawater
Researchers developed a biodegradable, graphite-based electrode printed on a plant-derived plastic that can monitor water quality and dissolves quickly in seawater after use, offering an eco-friendly alternative to conventional sensor materials that leave behind non-degradable plastic and metal pollution.
Rapid electrochemical detection of polystyrene microplastics in aquatic environments using a gadolinium-alginate hydrogel-modified electrode
Researchers developed a rapid electrochemical sensor for detecting polystyrene microplastics in water using a glassy carbon electrode modified with gadolinium-alginate hydrogel beads. The sensor enabled quick and reliable detection of trace-level microplastic contamination in aquatic environments, offering a portable and practical alternative to conventional laboratory-based identification methods.
Revealing Trace Nanoplastics in Food Packages─An Electrochemical Approach Facilitated by Synergistic Attraction of Electrostatics and Hydrophobicity
Researchers developed a sandwich-based electrochemical sensor that uses gold nanoparticles and the signal molecule ferrocene to detect trace nanoplastics released from food packaging, exploiting both electrostatic attraction and hydrophobic interactions for selectivity. The method detected nanoplastics from PS, PP, PE, and PA packaging within a dynamic range of 1-100 micrograms per liter, revealing that teabags release significantly more nanoplastics than instant noodle boxes or paper cups.
Convenient Size Analysis of Nanoplastics on a Microelectrode
Researchers developed a microelectrode-based method for size analysis of nanoplastics in suspension, enabling convenient, rapid characterization without specialized nanoparticle tracking instruments. The method accurately measured particle size distributions down to the nanometer range and showed potential for integration into routine environmental monitoring workflows.
Naturally manufactured biochar materials based sensor electrode for the electrochemical detection of polystyrene microplastics
Researchers made electrode sensors from naturally sourced biochar materials (starfish and aloe vera) that can detect polystyrene nanoplastics in water at very low concentrations. The aloe vera-based sensor was especially sensitive, detecting plastic particles at levels as low as 0.52 nanomolar. Affordable, sensitive detection tools like these are critical for monitoring microplastic contamination in drinking water and other environmental samples.