Hierarchical Defective Fe 3‐ x C@C Hollow Microsphere Enables Fast and Long‐Lasting Lithium–Sulfur Batteries
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DOI: 10.1002/adfm.202001165
Abstract: Lithium–sulfur (Li–S) batteries present one of the most promising energy storage systems owing to their high energy density and low cost. However, the commercialization of Li–S batteries is still hindered by several technical issues; the… read more here.
Keywords: sulfur batteries; hierarchical defective; lithium sulfur; hollow ... See more keywords
Ultrathin Conductive Interlayer with High‐Density Antisite Defects for Advanced Lithium–Sulfur Batteries
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DOI: 10.1002/adfm.202001201
Abstract: Lithium–sulfur (Li–S) batteries are promising next‐generation rechargeable batteries due to thier high energy density, low cost, and environmental friendliness. However, the extremely low electrical conductivity of sulfur and the dissolution of polysulfides limit their actual… read more here.
Keywords: high density; sulfur batteries; density; sulfur ... 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
Anchoring Polysulfides and Accelerating Redox Reaction Enabled by Fe‐Based Compounds in Lithium–Sulfur Batteries
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DOI: 10.1002/adfm.202100970
Abstract: The synergetic mechanism of chemisorption and catalysis play an important role in developing high‐performance lithium–sulfur (Li–S) batteries. Herein, a 3D lather‐like porous carbon framework containing Fe‐based compounds (including Fe3C, Fe3O4, and Fe2O3), named FeCFeOC, is… read more here.
Keywords: sulfur batteries; reaction; polysulfides accelerating; anchoring polysulfides ... See more keywords
Water‐Soluble Cross‐Linking Functional Binder for Low‐Cost and High‐Performance Lithium–Sulfur Batteries
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DOI: 10.1002/adfm.202104858
Abstract: Binders play an important role in battery systems. The lithium–sulfur (Li–S) batteries have poor cycling performance owing to large volume alteration of sulfur and shuttle effect. Herein, a novel water‐soluble functional binder (named GN‐BA) is… read more here.
Keywords: sulfur batteries; water soluble; binder; spectroscopy ... See more keywords
Prussian Blue Nanocubes with an Open Framework Structure Coated with PEDOT as High-Capacity Cathodes for Lithium-Sulfur Batteries.
Sign Up to like & getrecommendations! Published in 2017 at "Advanced materials"
DOI: 10.1002/adma.201700587
Abstract: It is shown that Prussian blue analogues (PBAs) can be a very competitive sulfur host for lithium-sulfur (Li-S) batteries. Sulfur stored in the large interstitial sites of a PBA host can take advantage of reversible… read more here.
Keywords: open framework; sulfur batteries; blue nanocubes; lithium sulfur ... See more keywords
Yolk-Shelled C@Fe3 O4 Nanoboxes as Efficient Sulfur Hosts for High-Performance Lithium-Sulfur Batteries.
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DOI: 10.1002/adma.201702707
Abstract: Owing to the high theoretical specific capacity (1675 mA h g-1 ) and low cost, lithium-sulfur (Li-S) batteries offer advantages for next-generation energy storage. However, the polysulfide dissolution and low electronic conductivity of sulfur cathodes… read more here.
Keywords: yolk shelled; sulfur batteries; fe3 nanoboxes; lithium sulfur ... See more keywords
Nonlithium Metal-Sulfur Batteries: Steps Toward a Leap.
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DOI: 10.1002/adma.201802822
Abstract: Present mobile devices, transportation tools, and renewable energy technologies are more dependent on newly developed battery chemistries than ever before. Intrinsic properties, such as safety, high energy density, and cheapness, are the main objectives of… read more here.
Keywords: sulfur batteries; batteries steps; metal sulfur; nonlithium metal ... See more keywords
Electron-State Confinement of Polysulfides for Highly Stable Sodium-Sulfur Batteries.
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DOI: 10.1002/adma.201907557
Abstract: Confinement of polysulfides in sulfur cathodes is pivotal for eliminating the "shuttle effect" in metal-sulfur batteries, which represent promising solutions for large-scale and sustainable energy storage. However, mechanistic exploration and in-depth understanding for the confinement… read more here.
Keywords: sulfur batteries; confinement polysulfides; sodium sulfur; highly stable ... See more keywords
Molybdenum Boride as an Efficient Catalyst for Polysulfide Redox to Enable High-Energy-Density Lithium-Sulfur Batteries.
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DOI: 10.1002/adma.202004741
Abstract: Lithium-sulfur (Li-S) batteries, despite having high theoretical specific energy, possess many practical challenges, including lithium polysulfide (LiPS) shuttling. To address the issues, here, hydrophilic molybdenum boride (MoB) nanoparticles are presented as an efficient catalytic additive… read more here.
Keywords: molybdenum boride; energy; sulfur batteries; lithium sulfur ... See more keywords
P‐Doped NiTe2 with Te‐Vacancies in Lithium–Sulfur Batteries Prevents Shuttling and Promotes Polysulfide Conversion
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DOI: 10.1002/adma.202106370
Abstract: Lithium–sulfur (Li–S) batteries have been hindered by the shuttle effect and sluggish polysulfide conversion kinetics. Here, a P‐doped nickel tellurium electrocatalyst with Te‐vacancies (P⊂NiTe2−x) anchored on maize‐straw carbon (MSC) nanosheets, served as a functional layer… read more here.
Keywords: msc nite2; lithium sulfur; conversion; polysulfide conversion ... See more keywords