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Papers
61,005 resultsShowing papers similar to Microplastics Detection in Streaming Tap Water with Raman Spectroscopy
ClearFlow Raman Spectroscopy for the Detection and Identification of Small Microplastics
Researchers developed a new method using flow Raman spectroscopy to detect and identify individual microplastic particles as small as 4 micrometers while they move through water. Unlike current methods that require complex sample preparation, this technique could work in real time for monitoring food and drinking water quality. The method can distinguish between different plastic types even after they have been weathered by the environment.
Identifying microplastic particle in the drinking water using Raman spectroscopy method
This Indonesian study used Raman spectroscopy to identify and analyze microplastic content in drinking water and its sources, addressing concerns about plastic particle ingestion through contaminated beverages. Microplastics as small as 5 mm were detected and characterized, with potential health effects including hormonal imbalances and cardiovascular disease noted.
Microplastic and nanoplastic analysis in drinking water and indoor air with Raman micro-spectroscopy
Raman micro-spectroscopy was used to detect and characterize micro- and nanoplastics in drinking water and indoor air, demonstrating the technique's value for assessing human exposure to plastic particles across multiple environments.
Raman spectroscopy for microplastic detection in water sources: a systematic review
This systematic review summarizes how Raman spectroscopy, a type of light-based analysis, is used to identify microplastics in drinking water, oceans, and wastewater. Polystyrene, polyethylene, and polypropylene were among the most commonly detected plastics across all water sources. Better detection methods like this are essential for understanding the extent of microplastic contamination in the water we drink.
A critical analysis on the limits and possibilities of the μ-Raman as a routine method for microplastics determination in drinking water
This critical analysis examined the limits and practical possibilities of micro-Raman spectroscopy as a routine tool for microplastic identification, assessing throughput, detection limits, and the conditions under which it provides reliable polymer characterization.
Visualization and characterisation of microplastics in aquatic environment using a home-built micro-Raman spectroscopic set up
Researchers built an affordable micro-Raman spectroscopy system capable of identifying microplastics in water samples, offering a low-cost alternative to expensive commercial equipment. The system could visualize, measure, and chemically identify different types of microplastic particles. This kind of accessible detection technology is important, especially for developing countries, because widespread monitoring of microplastic pollution in water sources is essential for protecting public health.
Raman microspectroscopic analysis of fibers in beverages
Researchers demonstrated that Raman microspectroscopy can reliably distinguish between synthetic and natural fibers in beverage samples, providing a rapid method for detecting microplastic fiber contamination in drinks.
A beaker method for determination of microplastic concentration by micro-Raman spectroscopy
This study developed a faster way to measure microplastic concentrations in water by analysing Raman spectral signals directly in solution, skipping the laborious pre-treatment steps required by traditional methods. The concentration of polyethylene particles was found to correlate predictably with Raman signal intensity using a Langmuir model, enabling a simpler field-ready monitoring approach. Rapid detection tools like this are important for tracking microplastic contamination in drinking water and marine environments.
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.
Characterization of microplastics in water bottled in different packaging by Raman spectroscopy
Researchers detected and characterized microplastics in bottled water from different packaging types using Raman spectroscopy, confirming that plastic contamination occurs across various commercial water bottle materials.
A microfluidic chip enables fast analysis of water microplastics by optical spectroscopy
Researchers integrated a microfluidic chip with Raman and infrared spectroscopy to rapidly identify and characterize microplastics in drinking water, reducing analysis time compared to conventional methods.
Quantitative Raman analysis of microplastics in water using peak area ratios for concentration determination
Researchers developed a new method using Raman spectroscopy to measure microplastic concentrations in water. By analyzing the ratio of plastic-specific signals to the water signal, they created a reliable calibration model for detecting polyethylene and PVC microplastics, even when multiple plastic types are mixed together. This approach could make it faster and easier to monitor microplastic contamination in real-world water sources.
Real-time stimulated Raman spectroscopy with a non-collinear optical parametric oscillator
Researchers developed a fast, tunable Raman spectroscopy system to detect microplastics in real time using a non-collinear optical parametric oscillator. The technique could enable live water quality monitoring for microplastic contamination in flow systems.
Identifying microplastic contamination in drinking water: analysis and evaluation using spectroscopic methods
This review examines spectroscopic methods for identifying microplastics in drinking water, exploring how factors like particle size, shape, and environmental exposure affect detection accuracy using techniques such as FTIR and Raman spectroscopy.
Microplastic analysis in drinking water based on fractionated filtration sampling and Raman microspectroscopy
A validated analytical workflow for detecting microplastics down to 5 µm in drinking water was developed using a portable filter cascade unit followed by two-step semi-automated Raman microspectroscopy, and was applied successfully to processed drinking water, tap water, and groundwater.
Identifying microplastic contamination in drinking water: analysis and evaluation using spectroscopic methods
Researchers developed analytical methods to identify and quantify microplastic contamination in drinking water, evaluating extraction efficiency and detection accuracy across different water types and plastic particle sizes. The study assessed health implications based on measured plastic loads in treated water.
Identification of microplastics in a large water volume by integrated holography and Raman spectroscopy
A new technique combining holography and Raman spectroscopy was demonstrated to identify plastic pellets suspended in a large volume of water without physical contact. This non-destructive approach could enable real-time, in-water microplastic detection for environmental monitoring.
Integrated LIBS-Raman spectroscopy: A comprehensive approach to monitor microplastics and heavy metal contamination in water resources
Researchers developed an integrated LIBS-Raman spectroscopy approach for simultaneously detecting microplastics and heavy metal contamination in water, offering a comprehensive and efficient monitoring tool for water quality assessment.
Tracking nanoplastics in drinking water: a new frontier with the combination of dielectrophoresis and Raman spectroscopy
Researchers developed a new combined technique using dielectrophoresis and Raman spectroscopy to detect and identify nanoplastics in drinking water. The method can trap and concentrate nanoplastic particles that are too small for conventional detection approaches, then chemically identify them. This advancement addresses a critical gap in our ability to monitor nanoscale plastic contamination in water supplies.
Feasibility study for simple on-line Raman spectroscopic detection of microplastic particles in water using perfluorocarbon as a particle-capturing medium
Researchers developed a simplified Raman spectroscopy setup using an oil-based medium to capture and identify microplastic particles directly from water. The approach offers a cost-effective, on-line method for detecting microplastic contamination without the need for complex filtration equipment.
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.
Analysis of microplastics in drinking water and other clean water samples with micro-Raman and micro-infrared spectroscopy: minimum requirements and best practice guidelines
Researchers compiled best-practice guidelines for detecting and quantifying microplastics in drinking water using micro-Raman and micro-infrared spectroscopy, establishing minimum requirements for sample preparation, measurement parameters, and data reporting to improve comparability across studies.
Do drinking water plants retain microplastics? An exploratory study using Raman micro-spectroscopy
Researchers quantified microplastic retention at a Danish groundwater-fed drinking water treatment plant using Raman spectroscopy, finding that the plant reduced but did not eliminate microplastic particles down to 1 micron in size, with some microplastics present in the treated drinking water output.
Identification of microplastics using Raman spectroscopy: Latest developments and future prospects
This review summarizes the latest advances in using Raman spectroscopy to identify microplastics in environmental samples, highlighting improvements in speed, sensitivity, and the ability to characterize plastic type and surface chemistry.