Articles with "composite separator" as a keyword



Ultrathin Composite Separator Based on Lithiated COF Nanosheet for High Stability Lithium Metal Batteries

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Published in 2024 at "Advanced Functional Materials"

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

Ultrathin Cellulose Composite Separator for High‐Energy Density Lithium‐Ion Batteries

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202509803

Abstract: Separators can physically inhibit the Li dendrite from piercing through to prevent the short‐circuit. To enhance the energy density of Li metal batteries, separators should be thinner and stronger (25 MPa). In this work, a… read more here.

Keywords: energy density; cellulose composite; composite separator; energy ... See more keywords

Ultrasmall Hollow Covalent Triazine Framework Nanosphere/Aramid Nanofiber Composite Separator for High‐Energy Lithium Metal Batteries

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Published in 2025 at "Advanced Science"

DOI: 10.1002/advs.202510757

Abstract: Sluggish and uneven mass transport in separators significantly accelerates lithium metal batteries (LMBs) degradation. Here, via scaffold‐coating synergistic strategy, composite separator integrating heat‐resistant, polar aramid nanofiber (ANF) porous scaffold with ultrasmall hollow covalent triazine framework… read more here.

Keywords: lithium metal; composite separator; metal batteries; ultrasmall hollow ... See more keywords

Polyvinylidene fluoride gel‐polyethylene composite separator optimizing the interface compatibility between the separator and the electrode

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56037

Abstract: The interface issue concerning lithium dendrite formation between the separator and electrode remains a significant impediment to the further advancement of lithium‐ion batteries (LIB). Due to the inadequate interface compatibility between the conventional polyolefin separator… read more here.

Keywords: interface compatibility; separator electrode; separator; composite separator ... See more keywords

A thermo‐stable poly(propylene carbonate)‐based composite separator for lithium‐sulfur batteries under elevated temperatures

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Published in 2020 at "International Journal of Energy Research"

DOI: 10.1002/er.5651

Abstract: Lithium‐sulfur (Li‐S) batteries have a great potential for the future development of energy industry. However, the high‐temperature performance of Li‐S batteries is still facing great challenge due to the high flammability of the electrolyte, sulfur… read more here.

Keywords: separator; batteries elevated; sulfur; composite separator ... See more keywords

Fabricating a high performance composite separator with a small thickness for lithium ion batteries

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Published in 2018 at "Composites Science and Technology"

DOI: 10.1016/j.compscitech.2018.10.024

Abstract: Abstract Separator is a porous membrane that physically separates the cathode and anode, yet ensures the lithium ion transport between these two electrodes. This work attempts to develop a high performance composite separator that can… read more here.

Keywords: separator; performance; composite separator; performance composite ... See more keywords

A quasi-solid composite separator with high ductility for safe and high-performance lithium-ion batteries

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Published in 2019 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2019.01.005

Abstract: Abstract The safety of lithium ion batteries is correlated closely to the mechanical property and thermal stability of separators. The polymer/ceramic particle composite separators are widely investigated for quasi-solid gel separators of lithium ion batteries,… read more here.

Keywords: quasi solid; composite separator; lithium ion; separator ... See more keywords
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A Polar and Ordered-Channel Composite Separator Enables Antidendrite and Long-Cycle Lithium Metal Batteries.

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Published in 2021 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.1c02951

Abstract: Lithium (Li) metal as an anode replacing the traditional graphite could largely enhance the specific energy density of Li batteries. However, the repeated formation of solid electrolyte interfaces on the surface of Li metal upon… read more here.

Keywords: lithium metal; separator; metal batteries; composite separator ... See more keywords

Introduced Hierarchically Ordered Porous Architecture on a Separator as an Efficient Polysulfide Trap toward High-Mass-Loading Li-S Batteries.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.3c16184

Abstract: The severe shuttle effect and the depletion of active sulfur result in performance deterioration, presenting two formidable issues that must be overcome to achieve high-mass-loading lithium-sulfur batteries. Herein, we reported a composite separator by introducing… read more here.

Keywords: composite separator; sulfur; mass loading; high mass ... See more keywords

A High Performance Polyacrylonitrile Composite Separator with Cellulose Acetate and Nano-Hydroxyapatite for Lithium-Ion Batteries

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Published in 2022 at "Membranes"

DOI: 10.3390/membranes12020124

Abstract: The traditional commercial polyolefin separators suffer from high-temperature thermal shrinkage, low electrolyte wettability and other issues. In order to improve the overall performance of the separators, electrostatic spinning technology was applied to obtain PAN nanofiber… read more here.

Keywords: cellulose acetate; separator; pan hap; nano hydroxyapatite ... See more keywords

A Ti3C2Tx-Based Composite as Separator Coating for Stable Li-S Batteries

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12213770

Abstract: The nitrogen-doped MXene carbon nanosheet-nickel (N-M@CNi) powder was successfully prepared by a combined process of electrostatic attraction and annealing strategy, and then applied as the separator coating in lithium–sulfur batteries. The morphology and structure of… read more here.

Keywords: composite separator; ti3c2tx based; separator coating; based composite ... See more keywords