Articles with "fe3c nanoparticles" as a keyword



Polar and conductive iron carbide@N-doped porous carbon nanosheets as a sulfur host for high performance lithium sulfur batteries

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2018.10.086

Abstract: Abstract The practical application of Li-S batteries is inherently limited by the low conductivity of sulfur and the dissolution of polysulfides. The enhancement of conductivity and introduction of polarity to the sulfur host is an… read more here.

Keywords: fe3c nanoparticles; doped porous; performance; porous carbon ... See more keywords
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Fe3C/Fe nanoparticles embedded in N-doped porous carbon nanosheets and graphene: A thin functional interlayer for PP separator to boost performance of Li-S batteries

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Published in 2021 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2021.129001

Abstract: Abstract The sluggish conversion and severe shuttle effect of soluble polysulfides in lithium-sulfur (Li-S) cells are still the urgent problems for boosting their practical application, although they have been considered as one of the most… read more here.

Keywords: fe3c nanoparticles; doped porous; carbon nanosheets; porous carbon ... See more keywords
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Electrospun N-doped carbon nanofibers decorated with Fe3C nanoparticles as highly active oxygen reduction electrocatalysts for rechargeable Zn–air batteries

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Published in 2021 at "Chemical Physics Letters"

DOI: 10.1016/j.cplett.2021.138769

Abstract: Abstract Slow oxygen reduction reaction (ORR) kinetic at the cathode side of Zn-air batteries seriously hinder its large-scale applications. Here, dicyandiamide (DCD) was used to synthesis high specific surface area ORR electrocatalysts by electrospun. The… read more here.

Keywords: fe3c nanoparticles; doped carbon; oxygen reduction; air batteries ... See more keywords
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Fe3C nanoparticles decorated Fe/N codoped graphene-like hierarchically carbon nanosheets for effective oxygen electrocatalysis

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.12.030

Abstract: Abstract Hierarchically porous carbon sheets decorated with transition metal carbides nanoparticles and metal-nitrogen coordinative sites have been proposed as the promising non-precious metal oxygen electrocatalysts. In this work, we demonstrate a facile and low-cost strategy… read more here.

Keywords: oxygen; carbon nanosheets; fe3c nanoparticles; hierarchically porous ... See more keywords
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Uniformly inserted Fe3C nanoparticles in sericin-derived hierarchical porous carbon for high-performance Li-ion battery

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Published in 2021 at "Journal of Alloys and Compounds"

DOI: 10.1016/j.jallcom.2021.160661

Abstract: Abstract Biomass-derived carbon is considered a promising alternative to commercial graphite anode because of its renewability and tunable physical/chemical properties. However, the specific capacity and rate capability of biochar anode materials must be further enhanced… read more here.

Keywords: fe3c nanoparticles; fe3c; ion; porous carbon ... See more keywords
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Tuning Active Species in N-Doped Carbon with Fe/Fe3C Nanoparticles for Efficient Oxygen Reduction Reaction.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.1c03573

Abstract: Transition metal-nitrogen-carbon (M-N-C) catalysts (M = Fe, Co, etc.) are the most promising substituents of Pt-based catalysts for oxygen reduction reaction (ORR). However, the insufficient active species in catalysts inevitably hamper their widespread applications. Herein,… read more here.

Keywords: doped carbon; fe3c nanoparticles; carbon; oxygen reduction ... See more keywords
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Large-scale synthesis of ultrafine Fe3C nanoparticles embedded in mesoporous carbon nanosheets for high-rate lithium storage

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Published in 2022 at "RSC Advances"

DOI: 10.1039/d1ra08516f

Abstract: Fe3C modified by the incorporation of carbon materials offers excellent electrical conductivity and interfacial lithium storage, making it attractive as an anode material in lithium-ion batteries. In this work, we describe a time- and energy-saving… read more here.

Keywords: carbon; fe3c; lithium storage; lithium ... See more keywords