Amino‐Functionalized Al2O3 Particles Coating Separator with Excellent Lithium‐Ion Transport Properties for High‐Power Density Lithium‐Ion Batteries
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DOI: 10.1002/adem.201901545
Abstract: The coating method of Al2O3 nanoparticles has been widely applied to promote the thermostability and wettability of polyolefin separators. However, the untreated Al2O3/polyethylene (PE) composite separators still need to improve the ionic conductivity (σ) and… read more here.
Keywords: separator; functionalized al2o3; lithium ion; amino functionalized ... See more keywords
Polyoxometalate Modified Separator for Performance Enhancement of Magnesium–Sulfur Batteries
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DOI: 10.1002/adfm.202100868
Abstract: The magnesium–sulfur (Mg-S) battery has attracted considerable attention as a candidate of post-lithium battery systems owing to its high volumetric energy density, safety, and cost effectiveness. However, the known shuttle effect of the soluble polysulfides… read more here.
Keywords: separator; sulfur batteries; battery; magnesium sulfur ... See more keywords
Ultrathin Composite Separator Based on Lithiated COF Nanosheet for High Stability Lithium Metal Batteries
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DOI: 10.1002/adfm.202314935
Abstract: Lithium metal is considered as the ultimate anode material for high‐energy‐density rechargeable batteries. However, lithium metal batteries (LMBs) with commercial separators still face some challenges such as low cycling efficiency and uncontrollable Li dendrite growth,… read more here.
Keywords: lithium metal; composite separator; metal batteries; separator ... See more keywords
Ion‐Sieving Effect Enabled by Sulfonation of Cellulose Separator Realizing Dendrite‐Free Zn Deposition
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DOI: 10.1002/adfm.202315444
Abstract: Aqueous zinc‐ion batteries (AZIBs) hold great potential for grid‐scale energy storage systems, owing to their intrinsic safety and low cost. Nevertheless, their industrialization faces challenges of severe Zn dendrites and parasitic reactions. In this study,… read more here.
Keywords: cellulose separator; free deposition; dendrite free; ion ... See more keywords
α‐MnO2/RuO2 Heterostructure‐Modified Polypropylene Separator for High‐Performance Lithium–Sulfur Battery
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DOI: 10.1002/adfm.202403101
Abstract: Lithium–sulfur (Li–S) battery is a promising next‐generation energy storage system. However, the poor cyclability caused by the shuttle effect is still a key challenge for its practical application. Here, a polypropylene separator modified with α‐MnO2/RuO2… read more here.
Keywords: ruo2 heterostructure; lithium sulfur; separator; mno2 ruo2 ... See more keywords
Zwitterion Modified Polyacrylonitrile Fiber Separator for Long‐Life Zinc‐Ion Batteries
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DOI: 10.1002/adfm.202408863
Abstract: The major challenges of aqueous zinc‐ion batteries (ZIBs) are the dendrite formation and the passivation of zinc metal anode, which restrict their practical applications. Herein, polyacrylonitrile (PAN) and zwitterionic surfactant (Sulfobetaine methacrylate, SBMA) are combined… read more here.
Keywords: zwitterion modified; zinc; ion batteries; zinc ion ... See more keywords
Bifunctional Ion Rectification Layer Separators Toward Superior Reversible Dendrite‐Free Zinc Metal Anodes
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DOI: 10.1002/adfm.202414117
Abstract: The slow transport dynamics and poor dendritic growth significantly hinder the performance of zinc metal batteries. Here, a unique difunctional ion rectification strategy is developed using vacuum evaporation technology to design a coated separator for… read more here.
Keywords: ion rectification; zinc metal; zinc; ion ... See more keywords
Covalently Anchoring an Ultrathin Conformal SiOx Coating on Polyolefin Separator for Enhanced Lithium Metal Battery Performance
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DOI: 10.1002/adfm.202417160
Abstract: Surface modification of separators with inorganic oxide ceramics such as SiOx, Al2O3, and TiO2 has emerged as a promising strategy to suppress lithium dendrite growth in lithium metal batteries, thereby enhancing safety and extending battery… read more here.
Keywords: battery; battery performance; lithium metal; separator ... See more keywords
SnS2(001)‐Reinforced Ion/Molecular Sieving Separator Enables High‐Performance Aqueous Zinc‐Organic Batteries
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DOI: 10.1002/adfm.202501468
Abstract: Challenges including dendrite growth on Zn anodes and organic cathode dissolution severely hinder the practical application of aqueous zinc‐organic batteries (AZOBs). Herein, a Janus separator engineered by anchoring SnS2(001) nanosheets onto glass fiber (SnS2(001)@GF) to… read more here.
Keywords: aqueous zinc; zinc organic; ion; sns2 001 ... See more keywords
Functional Separator Induced Interface Potential Uniform Reformation Enabling Dendrite‐Free Metal Batteries
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DOI: 10.1002/adfm.202504599
Abstract: Uncontrolled dendrite growth leads to poor cycling performance and potential safety hazards in high‐energy metal resource‐rich (Na/Mg) batteries. Herein, a polar Nylon 6‐cellulose acetate (NCA) separator is designed to regulate electrolyte solvation structure and electrode–electrolyte… read more here.
Keywords: functional separator; nca separator; interface potential; dendrite free ... See more keywords
Functionalized Separators for Batteries: Universality and Individuality
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DOI: 10.1002/adfm.202505100
Abstract: After more than 200 years of evolution, batteries have extended into various types, and each type has corresponding differences in the problems faced by the separator due to the different working environments it faces. Inevitably,… read more here.
Keywords: battery; functionalized separators; universality individuality; batteries universality ... See more keywords