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Papers
61,005 resultsShowing papers similar to Illuminating the Invisible: Fluorescent Probes as Emerging Tools for Micro/Nanoplastic Identification
ClearDetection methods of micro and nanoplastics
This review surveyed current detection methods for micro- and nanoplastics across environmental and food matrices, comparing techniques like FTIR, Raman spectroscopy, and mass spectrometry for identifying these emerging contaminants.
Microplastics: Challenges, toxicity, spectroscopic and real-time detection methods
This review paper summarizes the challenges of detecting microplastics and the latest methods scientists use to find and identify them, including infrared, Raman, and fluorescence spectroscopy. It also covers the known toxic effects of microplastics on living organisms, including how they can carry harmful chemicals and pathogens. Better detection methods are important because understanding where microplastics are and what types are present is the first step toward assessing health risks.
Advanced Optical Imaging Technologies for Microplastics Identification: Progress and Challenges
This review surveys advanced optical imaging technologies used to identify microplastics and nanoplastics in environmental samples. Researchers compared techniques like Raman spectroscopy, infrared imaging, and fluorescence microscopy, noting their strengths and limitations for detecting increasingly small particles. The study highlights that improving detection methods is essential for accurately monitoring the full scope of plastic pollution.
Micro and Nanoplastics Identification: Classic Methods and Innovative Detection Techniques
This review covers both classical and innovative methods for identifying micro- and nanoplastics in environmental samples. Researchers compare techniques including FTIR and Raman spectroscopy, thermal analysis, and emerging approaches like machine learning-assisted detection. The study emphasizes the need for standardized analytical protocols to ensure reliable and comparable measurements of plastic contamination across different environmental matrices.
Fluorescent labelling as a tool for identifying and quantifying nanoplastics
Researchers used fluorescent labeling with four fluorescent molecules to enable detection of nanoplastics from six common polymer types (PP, LDPE, HDPE, PS, PET, PVC) via 3D fluorescence spectral analysis. The method provides a practical approach to identifying and quantifying nanoplastics in samples where conventional spectroscopic methods face sensitivity challenges.
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.
Spectro‐Microscopic Techniques for Studying Nanoplastics in the Environment and in Organisms
This review examined spectro-microscopic techniques available for detecting and studying nanoplastics in environmental and biological samples. The study highlights that detecting nanoplastics remains challenging because their small size falls below the detection limits of common analytical tools, and their chemical composition is similar to organic matrices, making identification difficult.
Current techniques for identifying, quantifying, and characterizing micro and nanoplastics with emphasis on strengths, limitations, and challenges
Researchers reviewed current analytical techniques for identifying, quantifying, and characterizing micro- and nanoplastics across environmental matrices. The review highlights the strengths and limitations of methods including FTIR, Raman spectroscopy, and pyrolysis-GC/MS, and calls for standardization to improve comparability across studies.
Identification and removal of micro- and nano-plastics: Efficient and cost-effective methods
This review covers current methods for detecting and removing micro- and nanoplastics from the environment, including techniques like FTIR spectroscopy, Raman spectroscopy, and mass spectrometry for identification. Researchers also evaluated treatment technologies, including membrane filtration systems, for removing plastic particles from water sources. The study highlights the need for efficient, cost-effective solutions as plastic pollution continues to spread through water, soil, and living organisms.
Fabrication and characterization of (fluorescent) model nanoplastics for polymer specific detection
Scientists developed fluorescently labeled model nanoplastics that mimic the properties of real plastic particles, enabling polymer-specific identification at very small scales. These standardized reference particles are a key research tool because nanoplastics are otherwise extremely difficult to detect and characterize in environmental samples.
Photoluminescence‐Based Techniques for the Detection of Micro‐ and Nanoplastics
This review examined photoluminescence-based techniques for detecting micro- and nanoplastics, evaluating fluorescent labeling and spectroscopic methods as promising approaches to address the challenge of identifying plastic particles at the smallest scales.
A Review of Spectroscopic Techniques used for the Quantification and Classification of Microplastics and Nanoplastics in the Environment
This review evaluates spectroscopic techniques — including Raman, FTIR, NIR, ICP-MS, fluorescence, X-ray, and NMR — for identifying and quantifying microplastics and nanoplastics in environmental and biological matrices, covering methodologies, sample handling, and applications.
New Analytical Approaches for Effective Quantification and Identification of Nanoplastics in Environmental Samples
This review assessed new analytical approaches for quantifying and identifying nanoplastics in environmental samples, highlighting fundamental challenges in detection due to their small size and the need for improved methods to understand nanoplastic contamination levels.
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.
Identification of Nanoplastics by Probing the Viscous Nanoenvironment
Researchers developed a cationic fluorescent probe that detects nanoplastics by sensing the viscous nanoenvironment surrounding them rather than reacting with the particle surface, enabling sensitive detection of nanoplastics without relying on conventional reactive functional groups.
Labelling of micro- and nanoplastics for environmental studies: state-of-the-art and future challenges
Researchers reviewed labelling techniques used to track micro- and nanoplastics in environmental studies, categorizing them into fluorescent, metal, stable isotope, and radioisotope methods. The study found that fluorescent labelling works well for tracking microplastics while metal labelling is more sensitive for nanoplastics research, though a major challenge remains in developing techniques that do not alter the inherent properties of the plastic particles being studied.
High-resolution characterization technology for micro-/nano-plastics
This review provides an overview of advanced technologies for detecting and characterizing micro- and nanoplastics, including Raman spectroscopy, infrared imaging, and mass spectrometry techniques. Researchers evaluated the capabilities and limitations of each method, particularly for identifying the smallest plastic particles that are most challenging to measure. The study emphasizes that improving detection at the nanoscale is essential for accurately assessing the environmental and health risks of plastic pollution.
Recent Applications in Analytical Techniques of Microplastics
This review surveys analytical methods developed over the past five years for detecting and identifying microplastics, covering fluorescent labeling, spectroscopy, thermal analysis, electrochemistry, mass spectrometry, and chromatography. Researchers found that while each technique has strengths, no single method can fully characterize the diverse types, sizes, and compositions of microplastics found in the environment. The work highlights the need for standardized, comprehensive detection approaches to better monitor and understand microplastic pollution.
Single particle-resolution fluorescence microscopy of nanoplastics
Researchers developed a fluorescence microscopy technique capable of imaging and identifying individual nanoplastic particles. The method enables single-particle resolution detection of nanoplastics, which is a key step toward better quantifying these otherwise invisible particles in environmental samples.
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.
Analytical tools in advancing microplastics research for identification and quantification across environmental media: from sample to insight
Researchers reviewed the analytical tools most commonly used for identifying and quantifying microplastics, focusing on FTIR and Raman spectroscopy as the two primary methods. The review compared their strengths and limitations and provided guidance for choosing between them based on particle size, sample matrix, and research objectives.
Nanodevice Approaches for Detecting Micro- and Nanoplastics in Complex Matrices
This review examines emerging nanodevice-based approaches for detecting micro- and nanoplastics across complex environmental and biological samples. The study highlights that nanosensors, nanopore systems, and lab-on-a-chip platforms offer improved sensitivity and real-time detection capabilities compared to conventional methods like spectroscopy and chromatography, though standardization challenges remain.
Microplastics: Detection methods-An update
This review provides an updated overview of methods for detecting and quantifying microplastics, covering techniques from fluorescent dye labeling to advanced spectroscopy. Researchers describe the strengths and limitations of FTIR, Raman spectroscopy, and pyrolysis-GC/MS, noting that each method offers different capabilities for sizing and identifying polymer types. The study highlights the need for standardized detection methods as microplastic contamination has been found in food, water, and human organs.
Material-Specific Determination Based on Microscopic Observation of Single Microplastic Particles Stained with Fluorescent Dyes
Researchers developed a fluorescence-based technique using commercially available fluorescent dyes to identify the material composition of individual microplastic particles under microscopy, offering a faster first-screening alternative to FT-IR and Raman microspectroscopy. The method was validated on common microplastic types and demonstrated as a practical tool for material-specific determination without requiring specialized spectral expertise.