Robust positively charged polyurea nanofiltration membranes with acid resistance for efficient lithium extraction and recovery
2025
Given the growing demand for lithium in energy storage and electric vehicle industries, the development of acid-resistant membranes for efficient lithium extraction from brine and recycling of spent...
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Incorporating polyvinylpyrrolidone modified HOF-101 into Pebax membranes for efficient toluene/N2 separation
2025
Hybrid membranes hold great promise in the recovery of volatile organic compounds (VOCs). Hydrogen-bonded organic framework (HOF), a class of hydrogen-bonded crystalline porous materials with high affinity...
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Separation mechanism, selectivity enhancement strategies and advanced materials for mono-/multivalent ion-selective nanofiltration membrane
2022
Mono-/multivalent ion-selective separation has become a common requirement at the water-energy nexus, including energy storage and conversion, water purification, and sustainable industrial processes....
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Hybrid energy harvesting enabled by a covalent organic framework membrane
2025
The integration of water and thermal energy harvesting presents a promising solution to the intermittency issues associated with individual energy sources. In this study, we show a covalent organic...
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Preparation of high-performance pervaporation membranes for ethanol dehydration using a layer-by-layer self-assembly method
2025
To achieve fuel-grade purity (≥99.5 wt%), raw bioethanol needs to be purified. Adopting pervaporation membrane for bioethanol enrichment can greatly reduce the energy consumption compared with distillation....
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EVOH functionalized PE battery separator as the porous substrate for TFC organic solvent nanofiltration membranes
2025
Scholarly discourse surrounding the thin film composite organic solvent nanofiltration (TFC OSN) membrane field has largely been dominated by focusing on the optimization of the selective layer. However,...
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Sandwich-like composite membrane for advanced radiative cooling applications
2025
Passive daytime radiative cooling (PDRC) offers an energy-efficient method of cooling by reflecting sunlight and emitting heat to the cold outer space through the atmospheric transparent window (ATW)....
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Constructing heterogeneously wettable nanofiber membrane for highly efficient oil refining
2025
Superhydrophobic membranes are highly energy-efficient for refining the oil from water-in-oil emulsions. Nevertheless, the poor solvent resistance and the ineffectiveness in separating nano-sized water...
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Endowing the nanostructured ion channels of anion conductive membranes with negative charge to boost the Cl−/SO42− ion separation via electrodialysis
2025
Construction of homogeneous polymer ion-exchange membranes (IEMs) with suitable ion transport channels and stable structures is crucial to the separation of mono-/multi-valent anions. Amphoteric ion-exchange...
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Robust methoxy-based covalent organic frameworks membranes enable efficient near-molecular-weight selectivity
2025
Uniform pore size is essential for molecular sieving in separation membranes. Traditional nanofiltration (NF) polymer membranes struggle with precise structure control due to random chain packing and...
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Accurate separation and recovery of humic substances from landfill leachate concentrate by triethanolamine-based loose nanofiltration membranes
2025
The treatment of landfill leachate concentrate poses significant environmental challenges, particularly in the separation and recovery of valuable humic substances from high salt concentrations. In...
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Membranes with hollow bowl-shaped window for CO2 removal from natural gas
2025
Mixed matrix membranes (MMMs) are crucial for CO2 separation and offer a potential solution to overcome conventional gas separation. Nevertheless, MMMs face challenges due to interfacial defects in...
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Size effect of porous filler in mixed matrix membranes for faster hydrogen permeation from methane-containing mixtures
2025
One potential solution for the transport of hydrogen (H2) is the injection of hydrogen into natural gas pipelines. Therefore, it is imperative to develop an efficient purification technology. Membrane...
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Eliminating lattice defects in UiO-66-NH2 membrane towards high-precision desalination
2025
Zirconium-based MOF membranes exhibit significant potential in energy-efficient desalination. Nevertheless, framework defect elimination, which represents an effective protocol to enhance their molecular...
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Swelling polymer-regulated green synthesis of flexible ZIF-8 membrane
2025
Metal-organic framework (MOF)-based membranes are promising for the development of high flux separation applications while maintaining high selectivities. Since pure MOF membranes typically suffer from...
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Rejuvenation of reverse osmosis polyamide membranes degraded by chlorine in the presence of ferric chloride
2025
Reverse osmosis (RO) polyamide membranes are widely used for water treatment applications. However, certain processes such as wastewater reuse require regular membrane cleaning and disinfection with...
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Three-in-one polyimide-based blended membrane for Upgrading helium separation performance and physical aging resistance
2025
Polyimide membranes have attracted considerable attention for gas separation applications; however, achieving efficient helium (He) separation remains a significant challenge due to the low fractional...
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Vapor permeation (VP) of water (H2O)/ acetic acid (AcOH) mixtures via bis(triethoxysily)ethane (BTESE) membranes
2025
Bis(triethoxysilyl)ethane (BTESE)-derived organosilica membranes prepared using sol-gel processing, were used in vapor permeation (VP) to dehydrate aqueous acetic acid (AcOH) solutions. It was discovered...
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Membrane technology for sterilization and virus elimination of biopharmaceuticals: Fouling matters
2025
Membrane-based sterilization and virus removal have become an essential approach for Quality Control and Quality Assurance in biopharmaceutical manufacturing, offering significant advantages over traditional...
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Integration of oxidation processes and ceramic membrane filtration for advanced water treatment: A review of foulant-membrane interactions
2025
Membrane filtration technology emerges as a robust and efficient solution in the global effort to alleviate water scarcity, offering a reliable means to deliver clean and safe drinking water. However,...
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Electrospun nanofiber membrane of Piper beetle loaded PVDF/PAN for medical mask applications: psychochemical characteristics, antibacterial and air filter test
2025
Face masks are designed to protect the wearer from environmental hazards, such as volatile organic contaminants and suspended particulate matter (PM), which can cause asthma and anemia and affect the...
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Polymer membranes for organic solvent nanofiltration: Recent progress, challenges and perspectives
2023
The development of polymer materials and polymer membrane fabrication techniques in recent years greatly elevates the importance and feasibility of organic solvent nanofiltration (OSN) technology, while...
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Facilitated transport membranes for CO2/CH4 separation - State of the art
2022
Membrane separation is a promising alternative for gas purification. Facilitated transport (FT) membranes, with reversible reactions to promote CO2 transport, can simultaneously obtain high CO2 permeability...
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Preparation of COF-based membranes via chiral induction for efficient enantioselective resolution
2025
Efficient chiral resolution is highly important in the food, pharmaceutical and agriculture industries because of the distinctive biological or pharmaceutical properties of enantiomers. Membrane-assisted...
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Advanced microporous membranes for H2/CH4 separation: Challenges and perspectives
2021
The utilization of hydrogen is regarded as the effective approach to arrive at the global carbon-neutrality target. Hydrogen/methane separation is a necessary unit for the hydrogen production in the...
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