Articles with "cobalt nitrogen" as a keyword



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Separator Decoration with Cobalt/Nitrogen Codoped Carbon for Highly Efficient Polysulfide Confinement in Lithium-Sulfur Batteries.

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Published in 2017 at "ChemSusChem"

DOI: 10.1002/cssc.201700999

Abstract: A macro-/mesoporous Co-N-C-decorated separator is proposed to confine and reutilize migrating polysulfides. Endowed with a desirable structure and synchronous lithio- and sulfiphilic chemistry, the macro-/mesoporous Co-N-C interface manipulates large polysulfide adsorption uptake, enabling good polysulfide… read more here.

Keywords: macro mesoporous; carbon; separator decoration; polysulfide ... See more keywords
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Biomass Sucrose-Derived Cobalt@Nitrogen-Doped Carbon for Catalytic Transfer Hydrogenation of Nitroarenes with Formic Acid.

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Published in 2018 at "ChemSusChem"

DOI: 10.1002/cssc.201802163

Abstract: Fabrication of non-noble metal-based heterogeneous catalysts by a facile and cost-effective strategy for ecofriendly catalytic transfer hydrogenation (CTH) is of great significance for organic transformations. A cobalt@nitrogen-doped carbon (Co@NC) catalyst was prepared from renewable biomass-derived… read more here.

Keywords: catalytic transfer; nitrogen doped; doped carbon; biomass ... See more keywords
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Cobalt-nitrogen-doped graphdiyne as an efficient bifunctional catalyst for oxygen reduction and hydrogen evolution reactions

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Published in 2019 at "Carbon"

DOI: 10.1016/j.carbon.2019.02.033

Abstract: Abstract For replacing the use of rare precious metals, finding an electrocatalyst with low-cost, stable and excellent activity for both the oxygen reduction reactions (ORR) and hydrogen evolution reactions (HER) is desirable and challenging. Herein,… read more here.

Keywords: nitrogen doped; cobalt nitrogen; oxygen reduction; gdy ... See more keywords
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Highly uniform and monodisperse carbon nanospheres enriched with cobalt–nitrogen active sites as a potential oxygen reduction electrocatalyst

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Published in 2017 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2017.02.030

Abstract: Abstract Uniform cobalt and nitrogen co-doped carbon nanospheres (CoN–CNS) with high specific surface area (865 m 2  g −1 ) have been prepared by a simple but efficient method. The prepared CoN–CNS catalyst exhibits outstanding catalytic… read more here.

Keywords: con cns; carbon nanospheres; cobalt nitrogen; oxygen reduction ... See more keywords
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Bimetal Zeolitic Imidazolite Framework-Derived Iron-, Cobalt- and Nitrogen-Codoped Carbon Nanopolyhedra Electrocatalyst for Efficient Oxygen Reduction.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.8b00512

Abstract: Replacing precious metal electrocatalysts with high-performance and low-cost nonprecious metal electrocatalysts (NPMCs) is crucial for the commercialization of fuel cell technologies. Herein, we present a novel and facile route for synthesis of iron-, cobalt-, and… read more here.

Keywords: nitrogen; oxygen; carbon; cobalt nitrogen ... See more keywords
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Cobalt and nitrogen co-doped porous carbon/carbon nanotube hybrids anchored with nickel nanoparticles as high-performance electrocatalysts for oxygen reduction reactions.

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Published in 2020 at "Nanoscale"

DOI: 10.1039/d0nr02773a

Abstract: Non-precious metal-nitrogen-carbon (MNC) materials have been recognized as alternatives to noble-metal catalysts, such as Au/C, Pt/C and Ru/C. As the precursors of MNC catalysts, carbonized zeolite imidazole frameworks (ZIFs) have been widely studied due to… read more here.

Keywords: nitrogen; nitrogen doped; carbon; doped porous ... See more keywords