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Papers
61,005 resultsShowing papers similar to Study of increasing the flow rate of acoustic separation in a circular tube for microplastics collection
ClearUltrasonic Acoustic Standing Waves for Efficient Microplastic Removal: a Scalable and Sustainable Approach to Wastewater Treatment
Researchers developed an ultrasonic acoustic standing wave system that concentrates microplastics for continuous filtration, demonstrating efficient particle removal in laboratory tests as a potentially scalable and energy-efficient alternative to conventional wastewater microplastic removal methods.
Rapid microfluidic acoustic sorting of Microplastics in synthetic seawater: A Design and Simulation Study
Researchers designed and simulated a microfluidic device using surface acoustic waves to separate and sort microplastics of different polymer types (polyethylene, polypropylene, and nylon) in synthetic seawater. While this is a simulation study, the approach shows promise for developing practical tools to capture and identify microplastics directly from marine water samples.
Enhanced microplastic removal using a mini-hydrocyclone with microbubbles
Researchers improved microplastic separation from water by combining mini-hydrocyclones with microbubble injection, finding that the microbubbles reduced apparent microplastic density and substantially improved separation efficiency for particles with densities similar to water.
Acoustofluidics for Micro and Nanoplastics Enrichment towards Environmental and Drinking Water Monitoring : A Story of Sound and Soul
This review examines acoustofluidic technology -- which uses sound waves to manipulate particles -- as an approach for concentrating micro- and nanoplastics from environmental and drinking water samples for monitoring purposes. The authors argue that acoustofluidics offers a promising, non-invasive platform for microplastic enrichment prior to analysis.
Review: Impact of microfluidic cell and particle separation techniques on microplastic removal strategies
Researchers reviewed how microfluidic technology — the same miniaturized tools used in medical diagnostics to sort cells — could be adapted to separate and recover microplastics from water, offering a more precise and scalable alternative to conventional filtration methods used in wastewater treatment.
Pengaruh Debit Aliran Terhadap Kinerja Pemisahan Limbah Microplastik Tersuspensi Menggunakan Hydrocyclone Dual Inlet Port
Researchers investigated the effect of varying flow rates on the separation performance of a dual-inlet hydrocyclone for removing suspended microplastic waste from water, measuring separation efficiency and microplastic classification outcomes across multiple flow rate conditions to optimize centrifugal separation as a practical treatment technology for microplastic-contaminated water.
Numerical study on the mechanism of microplastic separation from water by cyclonic air flotation
This numerical study modeled the separation of microplastics from water using cyclone separators, optimizing design parameters and flow conditions to improve removal efficiency across different particle sizes and densities.
Separation of Microplastics from Blood Samples Using Traveling Surface Acoustic Waves
Researchers developed a microfluidic device that uses sound waves to separate microplastic particles from human blood samples. The device successfully isolated polystyrene microplastics of different sizes from blood cells, with separation efficiency influenced by power levels and flow rate. This technology could enable more accurate measurement of microplastics circulating in human blood, which is important for understanding their potential health effects.
EchoTilt: An Acoustofluidic Method for the Capture and Enrichment of Nanoplastics Directed Toward Drinking Water Monitoring
Researchers developed an acoustofluidic method called EchoTilt for capturing and enriching nanoplastics from water samples at high flow rates. The technique uses sound waves to trap particles as small as 25 nanometers in silica cluster grids, achieving a breakthrough in nanoplastic detection capability. The study demonstrates a promising approach for monitoring nanoplastic contamination in drinking water.
Treatment technologies for the removal of micro plastics from aqueous medium
Researchers reviewed treatment technologies for removing microplastics from water, finding that while multiple methods including filtration, membrane processes, and coagulation show promise, their effectiveness depends on microplastic size, type, and concentration.
A selective separation method for microplastics using ultrasonic jet atomization
Researchers developed a selective microplastic separation method using ultrasonic jet atomization, demonstrating that a diaphragm-based system can enclose microplastics in water into atomized mist and emit them into the air, with particle separation correlated to acoustic energy.
Experimental Investigation of the Influence of High-Frequency Standing Sound Waves on Depth Filtration Using Coarse-Pored Media
This study investigated using high-frequency sound waves to improve depth filtration of fine particles from suspensions. Acoustic filtration enhancement could potentially be applied to improve microplastic removal in water treatment, where current filtration methods sometimes struggle with the smallest plastic particles.
Performance assessment of bubbles barriers for microplastic remediation
Researchers experimentally evaluated the performance of bubble barrier devices for collecting microplastics in natural and artificial streams, testing different configurations of bubble generators and alignment angles to determine which arrangements most effectively directed both floating and non-floating particles toward collection systems.
Continuous-flow separation and preconcentration of microplastics from natural waters using countercurrent chromatography
Researchers developed a continuous-flow system for separating and concentrating microplastics from water samples, enabling higher throughput analysis than conventional batch methods. The approach improved detection sensitivity and reduced processing time for environmental monitoring applications.
EchoTilt: An Acoustofluidic Method for the Capture and Enrichment of Nanoplastics towards Drinking Water Monitoring
An acoustofluidic method using tilted silica seed particle clusters successfully captured and enriched nanoplastics from 25 nm to 500 nm in drinking water at a flow rate of 5 mL/min, enabling size-dependent detection for water quality monitoring.
Evaluating theEfficiency of Enhanced Coagulationfor Nanoplastics Removal Using Flow Cytometry
Researchers evaluated the efficiency of enhanced coagulation for removing nanoplastics from water using flow cytometry as a quantification tool, addressing the interconnected challenges of nanoplastic removal and detection in conventional water treatment systems.
Optimization of elutriation device for filtration of microplastic particles from sediment
Researchers optimized an elutriation device — which uses upward water flow to separate particles by density — achieving high microplastic recovery rates from sediment by adjusting flow rate and column diameter. The optimized device provides a practical, low-cost tool for extracting microplastics from environmental sediment samples in research and monitoring programs.
Coagulation technologies for separation of microplastics in water: current status
This review examines how coagulation water treatment technologies can remove microplastics from water. Conventional coagulation achieves 8-98% removal efficiency while electrocoagulation achieves 8-99%, depending on conditions, offering a potentially effective approach for reducing microplastics in drinking water and wastewater.
Comparative study of the performance of conventional and modified hydrocyclones in the removal of microplastics in aqueous media.
Researchers compared the performance of conventional and modified hydrocyclone designs for removing microplastics and nanoplastics from aqueous media, evaluating design modifications that could improve separation efficiency given growing evidence of microplastic ingestion risks to humans and animals.
High-efficiency microplastic removal in water treatment based on short flow control of hydrocyclone: Mechanism and performance
Researchers developed an improved mini-hydrocyclone device that removes over 98% of microplastics from water, a 34% improvement over conventional designs. The device uses tiny overflow channels to prevent small plastic particles from escaping during the separation process. This technology could be scaled up for industrial water treatment, helping to remove microplastics before treated water reaches the environment or drinking water supplies.
Separation and trapping of nanoparticles using pressure-driven flow and electrokinetic transport in micro- and nanochannels
Researchers investigated the separation and trapping of nanoparticles in micro- and nanochannels using combined pressure-driven flow and electrokinetic transport, exploring these techniques as potential methods for detecting and recovering nanoplastics dispersed in aquatic environments.
The removal efficiency and mechanism of microplastic enhancement by positive modification dissolved air flotation
Researchers enhanced dissolved air flotation by modifying the process with positively charged surfaces to improve microplastic removal from freshwater, finding that the modified approach significantly outperformed conventional dissolved air flotation across three common polymer types.
Optimising miniaturised hydrocyclones for enhanced separation of microplastics
Researchers optimized the design of miniaturized hydrocyclones for separating small microplastics in the 5-20 micrometer range from water. Using computational fluid dynamics simulations, they identified optimal inlet geometry and flow conditions that significantly improved particle separation efficiency. The study demonstrates that mini-hydrocyclones could serve as a compact and energy-efficient technology for removing very small microplastics from water treatment systems.
A microfluidic device for size-based microplastics and microalgae separation
Researchers designed a microfluidic device that separates microplastics and microalgae by size using controlled flow patterns. The device could be used to isolate microplastics from complex environmental water samples containing biological material, improving the accuracy of microplastic monitoring.