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Papers
61,005 resultsShowing papers similar to Recent advances in luminescent chemosensors for sensitive and selective detection of heavy metal ions in aqueous environments
ClearA high-performance fluorescent hybrid material for fluorometric detection and removal of toxic Pb(ii) ions from aqueous media: performance and challenges
Researchers developed a new fluorescent hybrid material capable of detecting and removing toxic lead ions from water. The sensor showed high sensitivity and selectivity for lead, with a low detection limit and the ability to work in real water samples. The study demonstrates a promising dual-function tool that could help both monitor and clean up heavy metal contamination in water sources.
Sensors Applied for the Detection of Pesticides and Heavy Metals in Freshwaters
This review surveys sensors developed for detecting pesticides and heavy metals in freshwater, covering electrochemical, optical, and nanomaterial-based detection technologies. The authors highlight recent advances in sensitivity and selectivity that improve the ability to monitor water quality for ecological protection and public health.
Recent Progress on Fluorescent Probes in Heavy Metal Determinations for Food Safety: A Review
This review covers recent advances in fluorescent probe technology for detecting toxic heavy metals in food to protect human health. While focused on heavy metals rather than microplastics directly, the detection methods are relevant because microplastics can absorb and transport heavy metals into food products. Better tools for finding heavy metal contamination in food could also help identify cases where microplastics are serving as carriers of these toxic substances.
Rapid Microfluidic Electrochemical Sensor for the Detection of Heavy Metal Ions in Water Sample
This paper reviews the development of a microfluidic electrochemical sensor for detecting toxic heavy metal ions in water samples. Human activities including mining, industrial waste, and improper disposal of microplastics in water bodies release heavy metals that pose serious health risks. The sensor offers a rapid, low-cost alternative to laboratory analysis for monitoring water quality.
Electrochemical and Colorimetric Nanosensors for Detection of Heavy Metal Ions: A Review
This review covers nanosensor technologies being developed to detect heavy metal contamination in environmental and food samples, which is important because heavy metals are linked to cancer, neurological disorders, and developmental problems. While focused on metal detection rather than plastics directly, these affordable and portable sensor technologies could be adapted for detecting microplastic-associated contaminants in water and food.
Advances in Portable Heavy Metal Ion Sensors
This review covers advances in portable sensors for detecting heavy metal ions in the environment, including electrochemical, optical, and smartphone-based devices. While focused on heavy metals rather than microplastics directly, the technology is relevant because microplastics often carry heavy metals that can leach into water and food. Better field-testing tools could help track how microplastics transport toxic metals into the environment and human food sources.
Developing Low-Cost In-Situ Water Pollution Sensors
Researchers reviewed low-cost in-situ sensor technologies for detecting water pollutants including heavy metals, pharmaceuticals, and emerging contaminants, evaluating their sensitivity, selectivity, and feasibility for deployment in resource-limited settings.
Real-time detection for water pollutant based on triboelectric nanogenerators and machine learning
Scientists have developed a new device that can detect dangerous pollutants in water—including heavy metals, microplastics, and rust—by running water through a special sponge that creates electrical signals when contaminated. The system correctly identified these harmful substances 87% of the time and could work in different temperatures and water conditions. This technology could help communities quickly test their drinking water for pollutants that can cause health problems, potentially making water safety monitoring faster and more affordable.
A bifunctional robust metal sulfide with highly selective capture of Pb2+ ions and luminescence sensing ability for heavy metals in aqueous media
Researchers developed a 3D metal sulfide ion exchanger capable of selectively removing lead ions from water with high efficiency. While focused on heavy metal removal, similar ion exchange materials could potentially be combined with microplastic removal in water treatment systems, since plastics often carry sorbed heavy metals.
A photoluminescence strategy for detection nanoplastics in water and biological imaging in cells and plants
Researchers developed a fluorescent probe that can rapidly detect nanoplastics in water samples down to very low concentrations. The probe works by binding to nanoplastic surfaces through electrical and chemical interactions, which causes it to glow, enabling both detection and visual tracking in cells and plant tissues. This tool could help scientists better monitor nanoplastic contamination in water and understand how these tiny particles move through living organisms.
Detection of metallic pollutants in waste water using bio sensors and its remediation
This review examines biosensor technologies for detecting metallic pollutants in wastewater, including approaches for monitoring diverse contaminants from industrial and urban sources. The study highlights how continuous real-time monitoring using biosensors can help address the growing threat of water pollution to human health and ecosystems.
Early Detection of Heavy Metal Pollution with Biological Markers in Freshwater Clam (Corbicula javanica) in Maros River, Indonesia
Scientists found that freshwater clams can serve as early warning systems for dangerous heavy metals like lead and cadmium in rivers by producing special proteins called metallothioneins when exposed to these pollutants. The clams showed signs of metal poisoning within just one to five weeks, making them useful "canaries in the coal mine" for detecting water contamination before it reaches dangerous levels. This matters because heavy metals in water sources can eventually make their way into drinking water and food, potentially harming human health.
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.
Optofluidic light-droplet interaction for rapidly assessing the presence of plastic microspheres within aqueous suspensions
Scientists developed a new device that can quickly detect tiny plastic particles (called microplastics) in water by shining light through water droplets and measuring how much light gets blocked. The device can spot extremely small amounts of plastic pollution - even particles smaller than the width of a human hair. This technology could help us better monitor plastic contamination in drinking water and the environment, which is important since these tiny plastics can harm both ecosystems and human health.
Application of laser-induced breakdown spectroscopy for heavy metal detection in aqueous solutions
Researchers reviewed advances in laser-induced breakdown spectroscopy for detecting heavy metals in aqueous solutions, summarizing how improvements in sample preparation, system design, and data processing are overcoming limitations of plasma quenching and liquid splashing to enable rapid, in-situ multi-element analysis.
Optofluidic light-droplet interaction for rapidly assessing the presence of plastic microspheres within aqueous suspensions
Scientists created a new device that can quickly detect tiny plastic particles (called microplastics) in water by shining light through water droplets and measuring changes in brightness. The device can spot extremely small amounts of plastic pollution - as little as 0.13 milligrams per gram of water. This technology could help us better monitor plastic contamination in our drinking water and environment, which is important since these tiny plastics can harm both ecosystems and human health.
An Electrochemiluminescence-Activated Amphiphilic Perylene Diimide Probe: Enabling Highly Sensitive and Selective Detection of Polypropylene Nanoplastics in the Environment
Scientists developed a new highly sensitive method to detect polypropylene nanoplastics in water using a special fluorescent probe combined with electrochemiluminescence technology. The method can detect nanoplastics at concentrations as low as 0.01 micrograms per liter, far more sensitive than previous approaches. Better detection tools like this are critical for monitoring nanoplastic contamination in drinking water and understanding the true extent of human exposure.
Recent Trends in Chemical Sensors for Detecting Toxic Materials
This review covers recent advances in chemical sensors for detecting toxic substances, including improvements in nanomaterial-based, optical, and electrochemical sensing technologies. While focused broadly on toxic chemical detection, the sensor technologies described are increasingly being adapted to detect microplastics in environmental samples. Better detection tools are essential for understanding how much microplastic contamination exists in water, food, and air.
Biosensors in environmental analysis of microplastics and heavy metal compounds – A review on current status and challenges
This review examines how biosensors -- devices that use biological materials to detect pollutants -- could provide faster and cheaper monitoring of microplastics and heavy metals in the environment. Current methods for detecting microplastics are expensive and time-consuming, so biosensor technology could help track contamination more widely. Better environmental monitoring is an important step toward reducing the microplastic exposure that ultimately affects human health.
Real-Time Detection of Heavy Metals and Some Other Pollutants in Wastewater Using Chemical Sensors: A Strategy to Limit the Spread of Antibiotic-Resistant Bacteria
This review examines advances in real-time chemical sensors for detecting heavy metals and other pollutants in wastewater, framed as a strategy to limit the spread of antibiotic-resistant bacteria. Researchers explain that heavy metals promote antibiotic resistance through co-selection mechanisms, making early pollutant detection critical. The study evaluates electrochemical, optical, and biosensor technologies and suggests that integrating real-time monitoring into water treatment systems could help curb the environmental spread of resistant bacteria.
Rapid and reliable detection of microplastics in drinking water using fluorescence microscopy
Researchers developed a fluorescence-based method for rapid detection and quantification of microplastics in drinking water, addressing the need for faster and more practical monitoring tools. The method achieved high sensitivity and allowed polymer discrimination without requiring expensive spectroscopic instrumentation.
Electrochemical Sensors and Biosensors for Food, Environmental and Biomedical Analysis
Researchers reviewed the field of electrochemical sensors and biosensors, evaluating their sensitivity and selectivity for applications in food safety, environmental monitoring, and biomedical diagnostics as miniaturized alternatives to conventional analytical gold standards.
An Innovative Multiparametric Sensor Design for Detecting Microplastics and Heavy Metals
Researchers designed a multiparametric optical sensor system using 22 LED light sources and 18 narrow-bandwidth photodiodes to simultaneously detect microplastics and heavy metals in environmental samples, with concentration evaluation performed by a trainable multilayer perceptron algorithm. The system offers a lower-cost alternative to conventional detection methods, eliminating the need for expert interpretation while maintaining analytical capability.
How AI methods enhance the design and performance of nanophotonic environmental sensors: a systematical review
Researchers reviewed how combining artificial intelligence with nanophotonic sensors — devices that use light at the nanoscale — dramatically improves the detection of environmental pollutants including microplastics, heavy metals, and organic chemicals. The pairing enables faster, more accurate, and portable real-time environmental monitoring.