Articles with "sulfur reduction" as a keyword



Axial Coordination Regulating Electronic Delocalization of p‐Block In−N4 Sites to Accelerate Sulfur Reduction Reaction

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202505204

Abstract: Modulating the electron delocalization of catalysts can improve the activation and conversion capabilities of lithium polysulfides (LiPSs) in lithium‐sulfur batteries, while the precise mechanism underlying this enhancement remains unclear. Herein, a p‐block In single‐atom catalysts… read more here.

Keywords: axial coordination; sulfur reduction; accelerate sulfur; block ... See more keywords

Decelerating and Accelerating Sulfur Reduction Reaction via P-OV-In2O3 Enables High-Performance Li-S Batteries.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202407865

Abstract: The sluggish sulfur reduction reaction (SRR) kinetics of lithium-sulfur (Li-S) batteries seriously limits the development of Li-S batteries. The initial reduction of solid (S8) to liquid (soluble Li2Sn (4≤n≤8)) is relatively easy due to the… read more here.

Keywords: reaction; reduction reaction; sulfur reduction; reduction ... See more keywords

Electrochemical impedance spectroscopy study of sulfur reduction pathways using a flexible, free-standing and high-sulfur-loading film

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.128559

Abstract: Abstract A comprehensive understanding of sulfur reduction pathways is critical to developing high-performance lithium-sulfur (Li-S) batteries. However, to date even the polysulfide intermediates are not fully understood with their distinct forms under debate. In this… read more here.

Keywords: reduction pathways; spectroscopy; impedance; sulfur reduction ... See more keywords
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Creating anion defects on hollow CoxNi1-xO concave with dual binding sites as high-efficiency sulfur reduction reaction catalyst

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Published in 2022 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.132024

Abstract: Abstract The slow reaction kinetics of sulfur reduction leads to excess accumulation of lithium polysulfides in sulfur cathode, which exacerbates the shuttle effects and causes a series of poor performances. Herein, hollow CoxNi1-xO concave (CNCO)… read more here.

Keywords: high efficiency; sulfur reduction; reaction; sulfur ... See more keywords

Expediting Sulfur Reduction/Evolution Reactions with Integrated Electrocatalytic Network: A Comprehensive Kinetic Map.

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Published in 2022 at "Nano letters"

DOI: 10.1021/acs.nanolett.2c00642

Abstract: Electrocatalysts are considered the most promising candidates in ameliorating the slow kinetics of Li-S batteries (LSBs), however, the issue of insufficient catalytic capability remains to be addressed. Herein, we report an integrated catalytic network comprising… read more here.

Keywords: network; chemistry; reduction evolution; evolution reactions ... See more keywords

A Volcano Correlation between Catalytic Activity for Sulfur Reduction Reaction and Fe Atom Count in Metal Center.

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Published in 2024 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.3c14312

Abstract: Sulfur reduction reaction (SRR) facilitates up to 16 electrons, which endows lithium-sulfur (Li-S) batteries with a high energy density that is twice that of typical Li-ion batteries. However, its sluggish reaction kinetics render batteries with… read more here.

Keywords: reaction; sulfur reduction; metal center; sulfur ... See more keywords
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Elemental sulfur reduction by a deep-sea hydrothermal vent Campylobacterium Sulfurimonas sp. NW10.

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Published in 2020 at "Environmental microbiology"

DOI: 10.1111/1462-2920.15247

Abstract: Sulfurimonas species (class Campylobacteria, phylum Campylobacterota) were globally distributed and especially predominant in deep-sea hydrothermal environments. They were previously identified as chemolithoautotrophic sulfur-oxidizing bacteria (SOB), whereas little is known about their potential in sulfur reduction.… read more here.

Keywords: reduction; deep sea; sea hydrothermal; elemental sulfur ... See more keywords

Ultrathin Fe-ReS2 Nanosheets as Electrocatalysts for Accelerating Sulfur Reduction in Li-S Batteries.

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Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.2139/ssrn.3973644

Abstract: Lithium-sulfur batteries are promising next-generation energy storage systems with high theoretical specific capacity. Despite extensive research efforts, it is still challenging to rationally design electrocatalysts with fast kinetics and effective adsorption of polysulfides. Herein, Fe-doped… read more here.

Keywords: nanosheets electrocatalysts; ultrathin res2; reduction; sulfur reduction ... See more keywords

Sedimentary Nitrogen and Sulfur Reduction Functional-Couplings Interplay With the Microbial Community of Anthropogenic Shrimp Culture Pond Ecosystem

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Published in 2022 at "Frontiers in Microbiology"

DOI: 10.3389/fmicb.2022.830777

Abstract: Sediment nitrogen and sulfur cycles are essential biogeochemical processes that regulate the microbial communities of environmental ecosystems, which have closely linked to environment ecological health. However, their functional couplings in anthropogenic aquaculture sedimentary ecosystems remain… read more here.

Keywords: reduction; nitrogen sulfur; sulfur reduction; shrimp culture ... See more keywords