Articles with "catalyst loading" as a keyword



Optimization of rechargeable zinc-air battery with Co3O4/MnO2/CNT bifunctional catalyst: effects of catalyst loading, binder content, and spraying area

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Published in 2018 at "Ionics"

DOI: 10.1007/s11581-018-2562-y

Abstract: AbstractThe air cathode is the most crucial component for a zinc-air battery (ZAB) system, which inquires fast diffusion of gaseous O2 and decent bifunctional catalytic performance. Herein, based on our previous attempts, we developed a… read more here.

Keywords: air; catalyst loading; spraying area; zinc air ... See more keywords

Catalytic Valorization of Lignin Using Niobium Oxide

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Published in 2017 at "Waste and Biomass Valorization"

DOI: 10.1007/s12649-016-9717-8

Abstract: There is a significant interest in valorization of lignin into chemicals. In this research, niobium oxide was tested as a catalyst for partial oxidation of lignin. Research objectives were to: (1) study the effect of… read more here.

Keywords: catalyst loading; lignin; valorization lignin; valorization ... See more keywords

Numerical simulation of radiation distribution in a slurry reactor: The effect of distribution of catalyst particles

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Published in 2019 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2018.09.126

Abstract: Abstract The multiphase flow leads a non-uniform distribution of catalyst particles in a slurry reactor. The previous studies used the inlet catalyst loading to compute the absorption coefficient and the scattering coefficient in the slurry… read more here.

Keywords: coefficient; catalyst; distribution; slurry reactor ... See more keywords

Investigation of the performance of a direct borohydride fuel cell with low Pt/C catalyst loading under different operating conditions

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Published in 2020 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2020.08.176

Abstract: Abstract Fuel cells are promising alternative energy converters in terms of preventing pollution, efficiency, and noise. Direct borohydride fuel cells (DBFCs) which are defined as a sub-class of polymer electrolyte membrane fuel cells (PEMFCs) and… read more here.

Keywords: borohydride fuel; direct borohydride; performance; fuel ... See more keywords

Power generation in microbial fuel cells using platinum group metal-free cathode catalyst: Effect of the catalyst loading on performance and costs

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Published in 2018 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2017.12.017

Abstract: Platinum group metal-free (PGM-free) catalyst with different loadings was investigated in air breathing electrodes microbial fuel cells (MFCs). Firstly, the electrocatalytic activity towards oxygen reduction reaction (ORR) of the catalyst was investigated by rotating ring… read more here.

Keywords: catalyst loading; group metal; power; platinum group ... See more keywords

Asymmetric organocatalytic direct Mannich reaction of acetylacetone and isatin derived ketimines: Low catalyst loading in chiral cinchona-squaramides

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Published in 2018 at "Tetrahedron Letters"

DOI: 10.1016/j.tetlet.2017.12.081

Abstract: Abstract A highly enantioselective synthesis of 3-amino-2-oxindoles by direct Mannich reaction between acetylacetone and N-carbamoyl isatin ketimine has been described herein. Corresponding chiral adducts were obtained in high yields (up to 98%) and with excellent… read more here.

Keywords: reaction acetylacetone; catalyst loading; mannich reaction; direct mannich ... See more keywords

The Influence of Membrane Thickness and Catalyst Loading on Performance of Proton Exchange Membrane Fuel Cells

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Published in 2024 at "Journal of The Electrochemical Society"

DOI: 10.1149/1945-7111/ad8267

Abstract: This paper explores the influence of membrane thickness and catalyst loading on fuel cell performance of commercially relevant membrane electrode assemblies (MEAs). A systematic study was carried out with MEAs comprised of commercially available Pt/C… read more here.

Keywords: catalyst; catalyst loading; membrane thickness; thickness catalyst ... See more keywords