Papers

61,005 results
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Article Tier 2

Ultrasonic 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.

2025
Article Tier 2

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.

2026
Article Tier 2

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.

2025 Water Research
Article Tier 2

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.

2024 KTH Publication Database DiVA (KTH Royal Institute of Technology)
Article Tier 2

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.

2024 Journal of Agriculture and Food Research 6 citations
Article Tier 2

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.

2024 V-MAC (Virtual of Mechanical Engineering Article)
Article Tier 2

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.

2024 Water Research 5 citations
Article Tier 2

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.

2024 Microplastics 6 citations
Article Tier 2

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.

2024 Micromachines 2 citations
Article Tier 2

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.

2022 AIP conference proceedings 4 citations
Article Tier 2

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.

2024 Japanese Journal of Applied Physics
Article Tier 2

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.

2023 Preprints.org
Article Tier 2

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.

2022 The Science of The Total Environment 16 citations
Article Tier 2

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.

2024 Talanta 7 citations
Article Tier 2

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.

2024 Preprints.org 1 citations
Article Tier 2

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.

2025 Figshare
Article Tier 2

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.

2015 Marine Pollution Bulletin 55 citations
Article Tier 2

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.

2023 Journal of Physics Conference Series
Article Tier 2

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.

2022 LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas)
Article Tier 2

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.

2024 Water Research 13 citations
Article Tier 2

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.

2025 Mechanical Engineering Journal
Article Tier 2

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.

2020 Water Environment Research 90 citations
Article Tier 2

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.

2024 Chemical Engineering Journal 19 citations
Article Tier 2

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.

2023 2 citations