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Papers
61,005 resultsShowing papers similar to Applications of Fourier Transform-Infrared spectroscopy in microbial cell biology and environmental microbiology: advances, challenges, and future perspectives
ClearContributions 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.
A New Chemometric Approach for Automatic Identification of Microplastics from Environmental Compartments Based on FT-IR Spectroscopy
Researchers developed a new chemometric approach for automatic identification of microplastics from environmental samples, designed to handle the challenges of biofilm contamination and surface aging that typically impede standard spectroscopic characterisation methods.
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.
A novel method for purification, quantitative analysis and characterization of microplastic fibers using Micro-FTIR
Researchers developed an improved method for purifying, quantifying, and characterizing microplastic fibers using micro-FTIR spectroscopy, addressing the challenge that fibers are harder to process and identify than other microplastic shapes. The method improvements enable more accurate characterization of this common but technically challenging category of environmental microplastics.
Fourier Transform Infrared Spectroscopy (FTIR): an efficient technique for direct analysis of food quality, authenticity, and safety
This review evaluates FTIR spectroscopy as a direct analytical technique for assessing food quality, authenticity, and safety, including the detection of microplastic contaminants in food products. FTIR's ability to identify chemical composition and functional groups makes it a valuable tool for monitoring microplastic contamination across the food supply chain.
Analysing micro- and nanoplastics with cutting-edge infrared spectroscopy techniques: a critical review
This review evaluates cutting-edge infrared spectroscopy techniques for detecting and analyzing micro- and nanoplastics in environmental and food samples. Better detection methods are crucial for understanding human exposure because they allow scientists to measure smaller particles more accurately, including nanoplastics that are small enough to cross biological barriers and accumulate in human tissues.
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.
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.
Development of a rapid detection protocol for microplastics using reflectance-FTIR spectroscopic imaging and multivariate classification
Reflectance-FTIR spectroscopy was evaluated as a faster and more automated detection method for microplastics in environmental samples, with results showing strong potential for high-throughput screening. The method could reduce the time and cost of routine microplastic monitoring programs.
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.
Harmonizing infrared spectroscopic techniques for microplastic identification: a comparative evaluation of ATR and µFTIR transmission and reflection modes
Researchers systematically compared the performance of Attenuated Total Reflectance (ATR) and micro-Fourier Transform Infrared Spectroscopy (muFTIR) in both transmission and reflection modes for identifying microplastics from twelve common real-world plastic products, providing guidance on optimizing spectroscopic technique selection.
Robust Automatic Identification of Microplastics in Environmental Samples Using FTIR Microscopy
Researchers developed a robust automated method for identifying microplastics in environmental samples using FTIR microscopy combined with machine learning-based spectral matching, improving the consistency and efficiency of microplastic identification compared to manual evaluation.
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.
Degradation degree analysis of environmental microplastics by micro FT-IR imaging technology
Researchers used micro-FTIR spectral-image fusion to classify the degradation degree of polyethylene microplastics collected from coastal environments, achieving 97.1% classification accuracy and enabling estimation of environmental persistence time from spectral data.
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.
Fourier Transform Infrared Spectroscopy to Assess the Degree of Alteration of Artificially Aged and Environmentally Weathered Microplastics
Researchers used Fourier transform infrared (FTIR) spectroscopy to compare the chemical weathering of microplastics collected from an Italian river with artificially aged plastic samples. They found that environmental microplastics showed distinct patterns of chemical degradation that differed from lab-accelerated aging. The study demonstrates how FTIR analysis can serve as a useful tool for assessing how long microplastics have been exposed to environmental conditions.
Chemical characterization of microplastics from biosolids: a comparison of FTIR and O-PTIR microspectroscopy
Researchers compared conventional FTIR microspectroscopy with the emerging Optical Photothermal Infrared (O-PTIR) technique for chemical characterization and polymer-type identification of microplastics extracted from biosolids, finding that O-PTIR's submicron resolution and artifact-free spectra offer advantages over traditional methods.
Analysis of environmental microplastics by vibrational microspectroscopy: FTIR, Raman or both?
This study reviewed analytical methods for environmental microplastic analysis using vibrational microspectroscopy — comparing FTIR, Raman, and related techniques — and provided guidance on method selection for different sample types and research questions.
Recognition and detection technology for microplastic, its source and health effects
This review summarizes current knowledge about detecting microplastics and their effects on human health, covering methods like FTIR spectroscopy and Raman imaging. The authors highlight that micro- and nanoplastics can cause a range of health problems including oxidative stress, reduced reproductive ability, inflammation, and damage to the circulatory and respiratory systems. The review emphasizes the urgent need for better detection methods so that researchers and regulators can accurately assess how much microplastic people are actually exposed to.
Refined 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.
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.
Microplastiche: classificazione, identificazione e rimozione all'interno degli impianti di trattamento delle acque reflue
This Italian-language paper reviews how microplastics are classified, identified using techniques like FTIR spectroscopy, and removed in wastewater treatment plants. Conventional treatment plants remove a substantial portion of microplastics but still allow many particles to pass through into the environment. The review calls for better treatment technologies and standardized methods to assess microplastic removal efficiency.
Detection 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.
Exploratory analysis of hyperspectral FTIR data obtained from environmental microplastics samples
Hyperspectral infrared imaging is an effective method for finding and characterizing microplastics in environmental samples, and this paper explores analytical approaches for extracting useful information from the large datasets it generates. Better analytical tools make it faster and more accurate to identify and classify microplastics in real-world samples.