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61,005 resultsShowing papers similar to Analysing micro- and nanoplastics with cutting-edge infrared spectroscopy techniques: a critical review
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.
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.
Application of Infrared and Near-Infrared Microspectroscopy to Microplastic Human Exposure Measurements
This review evaluates how infrared and near-infrared microscopy techniques are being used to measure human exposure to microplastics from drinking water, dust, food, and air. Researchers found that while these spectroscopic tools are powerful for identifying plastic types and sizes, significant challenges remain in standardizing methods across different sample types. The study highlights that consistent, reliable exposure measurements are essential for understanding whether microplastic levels in everyday environments pose meaningful health risks.
Microplastic Detection and Monitoring in Biological and Environmental Systems: A Mini Review of Techniques and Strategies
This mini review compares the major techniques used to detect and measure microplastics in both environmental and biological samples, including infrared spectroscopy, Raman spectroscopy, and mass spectrometry methods. Researchers evaluated the strengths and limitations of each approach for identifying different types and sizes of microplastic particles. The study provides practical guidance for choosing the right detection method depending on the specific research question and sample type.
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.
An investigation on the applications of advanced Infrared Spectroscopy, Spectral Imaging and Machine Learning for Polymer Characterization, including microplastics
This study integrated advanced infrared spectroscopy, spectral imaging, chemometrics, and machine learning to identify and characterize microplastics and polymer degradation products. The combination of techniques improved both the accuracy and throughput of MP analysis compared to conventional methods.
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.
Contributions of Fourier transform infrared spectroscopy in microplastic pollution research: A review
This review covers advances in Fourier transform infrared (FTIR) spectroscopy techniques — including chemical imaging — for identifying polymer types in microplastic samples and tracing their fate in different environmental matrices.
Advanced analytical techniques for microplastics in the environment: a review
Researchers reviewed the most advanced laboratory tools for detecting and identifying microplastics in environmental samples — including infrared spectroscopy, Raman spectroscopy, and pyrolysis gas chromatography — summarizing the strengths and weaknesses of each technique to help researchers choose the right method for accurate microplastic analysis.
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.
Challenges and Recent Analytical Advances in Micro/Nanoplastic Detection
This review covers the challenges scientists face in detecting and measuring micro- and nanoplastics in the environment, especially for particles smaller than one micrometer. Current analytical methods have significant limitations for identifying nanoplastics due to their extremely small size and diverse chemical compositions. Improving detection technology is essential for accurately assessing how much microplastic contamination exists in water, food, and human tissues.
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.
Recent Advances in Spectroscopic Techniques for the Analysis of Microplastics in Food
This review summarizes recent advances in spectroscopic techniques for detecting and identifying microplastics in food products. Researchers evaluated methods including FTIR, Raman spectroscopy, and emerging hyperspectral imaging approaches for analyzing microplastics of various sizes, shapes, and materials. The study highlights the strengths and limitations of each technique and identifies gaps in our ability to reliably assess microplastic contamination in the food supply.
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.
Infrared Microscopy: A Multidisciplinary Review of Techniques, Applications, and Ethical Dimensions
This review examines the applications of infrared microscopy across biomedical research, materials science, environmental monitoring, and art conservation. Researchers highlighted the technique's ability to provide non-invasive molecular analysis, including its role in identifying and characterizing microplastic pollutants in environmental samples. The study also addresses ethical considerations around data privacy and responsible technology use in these analytical applications.
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.
Possibilities and Limitations of AFM-IR to Detect Nanoplastic Particles in the Atmosphere
Researchers evaluated the capabilities and limitations of AFM-IR spectroscopy for detecting nanoplastic particles in atmospheric samples. They found that while the technique can identify individual nanoplastic particles, significant challenges remain in quantifying atmospheric nanoplastic concentrations due to detection limits and sample preparation complexity. The study highlights the need for improved analytical methods to assess human inhalation exposure to nanoplastics.
Applications of Fourier Transform-Infrared spectroscopy in microbial cell biology and environmental microbiology: advances, challenges, and future perspectives
This review covers how Fourier Transform-Infrared (FT-IR) spectroscopy is used in microbiology to identify microorganisms, study biofilms, and monitor environmental interactions. While not directly about microplastics, FT-IR is one of the primary tools scientists use to identify and measure microplastic contamination in environmental samples. The review discusses challenges and future directions that could improve microplastic detection accuracy.
Methods for identifying microplastics in food systems
Identifying microplastics in food is technically challenging because food matrices are complex and particles can be very small. This review covers the main methods scientists use — from simple visual inspection to sophisticated techniques like Raman spectroscopy and infrared imaging — and evaluates their strengths and limitations in the context of food safety. The authors conclude that Raman microscopy and Fourier-transform infrared spectroscopy are currently the gold-standard approaches for detecting and confirming the chemical identity of microplastics in food and agricultural products.
Characterization of microplastics in tap water by optical photothermal infrared
Researchers used optical photothermal infrared spectroscopy to characterize microplastics in tap water, identifying particles as small as a few micrometers that conventional FTIR techniques cannot resolve. The higher detection sensitivity revealed that microplastic concentrations in drinking water are likely underestimated by standard methods.
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.
Application of High-Resolution Near-Infrared Imaging Spectroscopy to Detect Microplastic Particles in Different Environmental Compartments
Researchers enhanced a lab-based near-infrared imaging spectroscopy setup with a microscopic lens to detect microplastic particles as small as 100 micrometers across multiple environmental sample types, significantly speeding up analysis compared to traditional methods. Faster, semi-automated detection tools are essential for scaling up environmental monitoring of microplastics, which currently requires labor-intensive laboratory work.
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.
Challenges and Advances in Analytical Techniques to Detect Micro- and Nanoplastics
This research review summarizes the current methods scientists use to detect and study microplastics and nanoplastics - tiny plastic particles that can get into our environment, food, and bodies. The authors explain that identifying these extremely small plastic pieces is very challenging and requires advanced laboratory techniques to understand what types of plastics they are and how much is present. Better detection methods are important because we need to understand how much plastic pollution we're exposed to and its potential effects on human health.