We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
Papers
61,005 resultsShowing papers similar to Characterization of Nile Red-Stained Microplastics through Fluorescence Spectroscopy
ClearCharacterization of Nile Red-Stained Microplastics through Fluorescence Spectroscopy
This study tested a method for detecting microplastics using a fluorescent dye called Nile Red, which makes plastic particles glow under certain light. The researchers found that different types of plastic produce distinct glow patterns, which could help scientists identify what kind of plastic they are looking at. Better detection tools like this are important for tracking microplastic contamination in the environment and understanding human exposure.
Exploring the potential of photoluminescence spectroscopy in combination with Nile Red staining for microplastic detection
Researchers explored photoluminescence spectroscopy combined with Nile Red staining as a cost- and time-efficient detection method for microplastics, evaluating improvements to existing fluorescence microscopy approaches for more reliable global monitoring of microplastic abundance.
Microplastic detection and identification by Nile red staining: Towards a semi-automated, cost- and time-effective technique
Researchers developed a semi-automated, cost-effective method for microplastic detection using Nile red fluorescent staining, showing it can significantly reduce the time and expense of identifying microplastics compared to traditional spectroscopic approaches.
Analyzing microplastics with Nile Red: Emerging trends, challenges, and prospects
This review evaluates the Nile Red staining technique as an analytical method for identifying and quantifying microplastics in environmental samples. The study concludes that while Nile Red has emerged as a viable low-cost alternative to visual identification for microplastics research, not everything that fluoresces is plastic, so additional spectroscopic analysis is needed to validate results.
Dyeing to Know: Optimizing Solvents for Nile Red Fluorescence in Microplastics Analysis
Researchers investigated how the choice of solvent affects Nile Red fluorescence staining for microplastic identification, optimizing solvent conditions to improve the reliability of fluorescence-based classification of microplastic polymer types in environmental samples.
Analysis of selective fluorescence for the characterization of microplastic fibers: Use of a Nile Red-based analytical method to compare between natural and synthetic fibers
Researchers developed a Nile Red fluorescence method to distinguish natural from synthetic microplastic fibers, demonstrating that selective fluorescence staining combined with spectral analysis can improve identification accuracy for fiber-type microplastics across different environments.
A rapid-screening approach to detect and quantify microplastics based on fluorescent tagging with Nile Red
Researchers developed a rapid fluorescent screening method using Nile Red dye to detect and quantify microplastics in environmental samples, finding it significantly faster than conventional methods while maintaining reasonable accuracy.
Dyeing to Know: Optimizing Solvents for Nile Red Fluorescence in Microplastics Analysis
Researchers investigated how solvent choice influences Nile Red fluorescence staining for microplastic detection, optimizing conditions for polarity-dependent fluorescence to enable more accurate polymer classification in large-scale environmental microplastic sampling.
Nile Red Staining as a Subsidiary Method for Microplastic Quantifica-tion: A Comparison of Three Solvents and Factors Influencing Application Reliability
This study evaluated Nile Red fluorescent staining as a method for quantifying microplastics in environmental samples, comparing it to traditional identification techniques. The approach can help distinguish microplastics from organic particles more quickly and cost-effectively, supporting higher-throughput microplastic analysis in environmental monitoring programs.
Identification and quantification of microplastics using Nile Red staining
Researchers tested Nile Red staining as a method for identifying and quantifying microplastics in environmental samples, finding it useful for rapid screening but noting limitations in distinguishing plastics from non-plastic particles.
Nile Red staining for the detection of microplastics: a comprehensive study on the emission spectra
This study systematically characterized how Nile Red fluorescence spectra vary across different polymer types, pigments, weathering states, and surface roughness, providing a more comprehensive reference for using Nile Red staining to identify microplastics in environmental samples.
Nile Red lifetime reveals microplastic identity
Researchers developed a fluorescence lifetime imaging approach using the dye Nile Red that can distinguish microplastic particles from biological and mineral debris based on their distinct fluorescence lifetimes, offering faster and more specific microplastic identification than conventional methods.
Development of an Inexpensive and Comparable Microplastic Detection Method Using Fluorescent Staining with Novel Nile Red Derivatives
Researchers developed an inexpensive fluorescent staining method using novel Nile Red derivatives for microplastic detection, validating it by measuring microplastics in German wastewater treatment plant effluent over one year with improved precision and selectivity.
The potential of fluorescent dyes—comparative study of Nile red and three derivatives for the detection of microplastics
Researchers compared Nile red and three newly developed fluorescent dye derivatives for staining microplastics, finding that the derivatives achieved greater selectivity for plastic particles and more intense fluorescence than standard Nile red, improving detection sensitivity.
Exploring Nile Red staining as an analytical tool for surface-oxidized microplastics
Scientists evaluated Nile Red, a fluorescent dye commonly used to detect microplastics, and found it works differently depending on whether microplastics have been weathered by the environment. Surface oxidation from aging in the environment changes how well the dye sticks to plastics, which means current detection methods may be undercounting weathered microplastics in environmental samples.
Assessment of microplastics using microfluidic approach
Researchers developed a microfluidic chip-based method using Nile red fluorescent staining to detect and count microplastic particles, offering a faster and less expensive alternative to conventional microscopy and spectroscopy approaches for environmental monitoring.
Rapid detection of microplastic contamination using Nile red fluorescent tagging
Researchers developed a rapid microplastic detection method using Nile Red (NR) fluorescent staining combined with zinc chloride density-based extraction and filtration for analysis of coastal marine sediment samples. The approach was cross-validated against conventional light microscopy, demonstrating improved speed and sensitivity for identifying microplastics of various sizes in environmental sediment matrices.
Optimization of sample preparation, fluorescence- and Raman techniques for environmental microplastics
Researchers optimized methods for preparing and analyzing environmental microplastic samples using fluorescence staining with Nile Red dye and Raman spectroscopy. The study found that while fluorescence can broadly categorize plastics as polar or non-polar, Raman spectroscopy with a deep-UV laser was needed to reliably identify all polymer types, including those pigmented with carbon black.
A Simple Spectral Method for Nanoplastic Identification and Characterisation
Researchers developed a fluorescence mapping method using Nile Red staining to locate, quantify, and identify polystyrene and polyethylene terephthalate nanoplastics down to 60 nm in size, overcoming the diffraction limits of conventional spectroscopy. Verification by scanning electron microscopy confirmed the technique can resolve individual nanoplastics of different types and sizes in complex real-world samples containing contaminant and additive nanoparticles.
Modification of fluorescence staining method for small-sized microplastic quantification: Focus on the interference exclusion and exposure time optimization
Researchers optimized a Nile Red/DAPI fluorescence co-staining method for quantifying small microplastics, identifying key interference factors and exposure time parameters that significantly improve accuracy of microplastic detection.
Rapid detection of nanoplastics and small microplastics by Nile-Red staining and flow cytometry
Researchers developed a rapid method for detecting nanoplastics and small microplastics by combining Nile-Red fluorescent staining with flow cytometry. The technique can quantify plastic particles in the 0.6 to 15 micrometer range in just 90 seconds, which is hundreds of times faster than conventional spectroscopic methods. The approach showed high detection efficiency for polyethylene, polyvinylchloride, and polystyrene, offering a practical tool for environmental nanoplastic monitoring.
Determination of microplastics in sediment by Nile red dye
Researchers evaluated Nile red dye staining combined with fluorescent microscopy, FTIR spectroscopy, and XRD analysis for identifying microplastics in Sava River sediment, finding the method useful for increasing particle visibility but insufficiently reliable on its own for complete polymer identification, with coagulation artifacts observed post-staining.
Influence of intrinsic plastics characteristics on Nile Red staining and fluorescence
Researchers evaluated Nile Red fluorescent staining performance on 60 plastic particles from sandy beaches, finding that polymer type, weathering degree, and crystallinity did not significantly affect fluorescence intensity, but particle color did — with blue, green, and red particles showing lower fluorescence and white, yellow, and orange particles showing higher fluorescence. The findings suggest that plastic pigments interfere with Nile Red detection, complicating standardization of microplastic identification methods.
Fluorescent technique to detect microplastics in a natural matrix using Methylene blue and Nile red
Researchers tested methylene blue fluorescent staining as a low-cost technique for detecting microplastics in complex natural matrices such as sediment and biological tissue, finding the method provided sufficient contrast for visual identification without requiring expensive spectroscopic equipment.