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Papers
61,005 resultsShowing papers similar to Combination of Micro‐Raman and Infrared Spectroscopy to Identify Intriguing Case of Aged Microplastics of Estuarine Sediments
ClearRefined Analysis of Microplastics: Integrating Infrared and Raman Spectroscopy
This study optimized the use of Fourier Transform Infrared Spectroscopy (FTIR) and Raman spectroscopy for characterizing microplastics in aquatic environments, finding that integrating both techniques improves identification accuracy and physicochemical characterization.
Optimizing microplastic analysis through comparative FTIR and raman spectroscopy: Addressing challenges in environmental degradation studies
This study optimized microplastic analysis by comparing FTIR and Raman spectroscopy approaches for identifying degraded polymer particles in environmental samples where photooxidation and mechanical fragmentation have altered spectral signatures. A combined spectroscopy approach outperformed either technique alone for accurately identifying degraded microplastics in complex 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.
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.
Application of fluorescent microscopy and Fourier-transform infrared spectroscopy for analysis of microplastics in Can Gio seawater
Researchers validated the combined use of fluorescent microscopy and Fourier-transform infrared spectroscopy for detecting and identifying microplastics in marine environmental samples. The dual-technique approach improved detection sensitivity and chemical identification accuracy compared to either method used alone.
Insights Into Microplastics Pollution in Aquatic Ecosystem: a Short Review of Sampling and Analysis Methods
This review summarizes current methods for sampling and analyzing microplastics in rivers and estuaries, including techniques like FTIR and Raman spectroscopy for polymer identification. The authors highlight the need for standardized sampling and analysis methods to ensure that microplastic data across different studies are reliable and comparable.
The development of an analytical procedure for the determination of microplastics in freshwater ecosystems
Researchers developed an improved analytical procedure for detecting and identifying microplastics in freshwater environments. The method combines careful sample preparation with advanced instrumental techniques like infrared and Raman spectroscopy. The study highlights the importance of standardized methods to ensure that microplastic measurements across different studies are reliable and comparable.
Karakterisasi Mikroplastik Dari Sedimen Padang Lamun, Pulau Panjang, Jepara, Dengan Ft-ir Infra Red
Researchers identified microplastics in seagrass bed sediments at Panjang Island, Indonesia, using infrared spectroscopy to characterize the types present. The study confirms that microplastic pollution has reached this coastal ecosystem, which provides important habitat for marine life.
Characterization of Microplastics by Advanced Analytical Techniques
Researchers applied advanced analytical techniques — including Raman spectroscopy, synchrotron infrared spectroscopy, transmission electron microscopy, synchrotron X-ray diffraction, and nanoindentation — to characterize the structure and properties of polyolefin microplastics collected from Japanese coastal waters, elucidating mechanisms of formation, photo-oxidative degradation, and fragmentation.
Microplastics in sediment samples from the mouth of the Amazon River
Researchers detected and characterized microplastics in sediment samples from the mouth of the Amazon River, collecting ten samples across the North and South channels in October 2021 and analyzing them with micro-FTIR and micro-Raman spectroscopy. They found microplastic concentrations ranging from 99 to 894 particles per 100 g dry weight sediment, with considerable variation in morphological dimensions and chemical composition between sampling locations.
Towards a quantitative approach for the accurate analysis of blended microplastics based on 3-D micro-Raman spectroscopy
Researchers developed a quantitative 3D micro-Raman spectroscopy approach for accurately analyzing blended microplastic particles composed of multiple polymer types, addressing the challenge that environmentally released microplastics often originate from complex multi-polymer blended materials.
Analysis of composite microplastics in sediment using 3D Raman spectroscopy and imaging method
Researchers developed an advanced 3D Raman spectroscopy and imaging method to identify composite microplastics in environmental sediment samples, overcoming the limitations of traditional 2D methods that reduce reliability when analyzing multi-layered plastic products.
Optimizing microplastic analysis through comparative FTIR and raman spectroscopy: Addressing challenges in environmental degradation studies
Researchers compared FTIR and Raman spectroscopy for analyzing degraded microplastic polymers in environmental samples, evaluating how polymer aging affects identification accuracy. The study found that spectral databases based on pristine polymers can misidentify weathered microplastics, calling for updated reference libraries.
Study on Rapid Recognition of Marine Microplastics Based on Raman Spectroscopy
Researchers developed a rapid identification system for marine microplastics using Raman spectroscopy, enabling quick determination of plastic type and size. Fast, accurate identification tools are critical for monitoring the growing problem of microplastic pollution in ocean environments.
The power of a multi-technique approach for the reliable quantification of microplastics in water
Researchers applied a multi-technique analytical approach combining several spectroscopic and microscopic methods to improve the reliability of microplastic quantification in environmental samples. The combined approach reduced false positives and improved polymer identification accuracy compared to any single method used alone.
Analytical methods for microplastics in the environment: a review
Researchers reviewed classical and advanced analytical methods for detecting microplastics in the environment. The methods covered include visual analysis, electron microscopy, infrared and Raman spectroscopy, thermal analysis, mass spectrometry, and flow cytometry, providing a comprehensive overview of available tools for microplastic identification and quantification.
Promising techniques and open challenges for microplastic identification and quantification in environmental matrices
This review assessed current and emerging techniques for microplastic identification and quantification in environmental matrices, highlighting advantages and limitations of methods including FTIR, Raman spectroscopy, and pyrolysis-GC/MS.
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.
Raman Spectroscopy and Machine Learning for Microplastics Identification and Classification in Water Environments
Researchers combined Raman spectroscopy with machine learning algorithms for automated identification and classification of microplastics in water environments, achieving high accuracy in distinguishing different polymer types based on spectral fingerprints.
A Novel High-Throughput Detection Method for Plastic Debris in Organic-Rich Matrices Based on Image Fusion
Researchers developed a high-throughput method for detecting plastic debris in organic-rich matrices such as sediment and soil, using enzymatic digestion combined with infrared spectroscopic identification. The method improved plastic recovery compared to chemical digestion alone, enabling faster and more sensitive analysis of heavily contaminated environmental samples.
The effect of weathering environments on microplastic chemical identification with Raman and IR spectroscopy: Part I. polyethylene and polypropylene
Researchers compared Raman and IR spectroscopy for identifying weathered polyethylene and polypropylene microplastics, finding that weathering significantly alters surface chemistry and that Raman spectroscopy is more robust for identifying heavily weathered samples than IR spectroscopy.
Microplastic identification using Raman microsocpy
Researchers developed and implemented a Raman spectroscopy system for rapid detection and identification of microplastic particles on substrates. The system enables efficient chemical characterization of microplastics found across diverse environmental matrices including ocean, lakes, soil, beach sediment, and human blood.
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.
Analysis of microplastics of a broad size range in commercially important mussels by combining FTIR and Raman spectroscopy approaches
Researchers developed an approach combining FTIR and Raman spectroscopy to analyze microplastics across a broad size range in commercially important mussels. They found that using both techniques together captured a wider spectrum of particle sizes and polymer types than either method alone. The study provides a more complete picture of microplastic contamination in seafood and highlights the importance of using complementary analytical methods for accurate assessment.