Articles with "catalysts different" as a keyword



Synthesis of ethanol from syngas over CuZnAl catalysts with different Cu/Zn/Al molar ratios in polyethylene glycol 600 medium

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Published in 2017 at "Reaction Kinetics, Mechanisms and Catalysis"

DOI: 10.1007/s11144-017-1270-3

Abstract: CuZnAl catalysts with different molar ratios were prepared by a completely liquid-phase technology. Polyethylene glycol 600 (PEG600) was acted as the heat treatment and reaction medium. The activity evaluation of the catalyst with different molar… read more here.

Keywords: medium; molar ratios; ethanol; catalysts different ... See more keywords
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Design of catalysts by different substituent groups to the “cut g-C3N4” single layer

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Published in 2017 at "Chemical Physics Letters"

DOI: 10.1016/j.cplett.2017.07.016

Abstract: Abstract Graphitic carbon nitride has been wildly studied as a kind of promising photocatalysts for hydrogen evolution. However, it has a low intrinsic activity. Herein, we designed new periodic structures “cut g-C3N4”, and adding the… read more here.

Keywords: hydrogen evolution; design catalysts; catalysts different; substituent groups ... See more keywords
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Electrochemically synthesized Pt-based catalysts with different carbon supports for proton exchange membrane fuel cell applications

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Published in 2018 at "Mendeleev Communications"

DOI: 10.1016/j.mencom.2018.07.036

Abstract: The Pt/C catalysts containing various types of carbon support were prepared via electrochemical oxidation/dispersion. Their different catalytic activity in CO-stripping and ethanol electrooxidation was revealed. read more here.

Keywords: synthesized based; different carbon; catalysts different; based catalysts ... See more keywords
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The Pd/Na-ZSM-5 catalysts with different Si/Al ratios on low concentration methane oxidation

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Published in 2020 at "Solid State Sciences"

DOI: 10.1016/j.solidstatesciences.2019.106097

Abstract: Abstract A series of Na-ZSM-5 zeolite supported Pd catalysts with different Si/Al ratios (Si/Al = 20, 40 and 80) were synthesized. And the effect of different Si/Al ratios on the catalytic combustion of VAM (with methane concentration… read more here.

Keywords: catalysts different; concentration; different ratios; methane oxidation ... See more keywords
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Study of the Fischer–Tropsch synthesis on nano-precipitated iron-based catalysts with different particle sizes

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Published in 2020 at "RSC Advances"

DOI: 10.1039/d0ra08469g

Abstract: Nano iron-based catalysts with different particle sizes were prepared by a co-precipitated method and characterized by XRD, N2 adsorption, SEM, Mossbauer spectroscopy, XPS, H2-TPR, CO-TPD, H2-TPD and TGA. The CO-TPD results revealed that large particle… read more here.

Keywords: particle; catalysts different; spectroscopy; particle sizes ... See more keywords
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Controlling CO2 hydrogenation selectivity by Rh-based catalysts with different crystalline phases of TiO2.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc00472k

Abstract: A series of Rh-based catalysts with various crystalline phases (p25, anatase, and rutile) were prepared via the incipient-wetness impregnation method. It was found that these catalysts had different metal-support interactions. Hence, 1%Rh/p, 1%Rh/r, and 1%Rh/a… read more here.

Keywords: co2 hydrogenation; catalysts different; selectivity; controlling co2 ... See more keywords

Sol–Gel Synthesis of Membrane Mo2C/Al2O3 Catalysts with Different Architectures and Their Catalytic Activity in the Reaction of Carbon Dioxide Conversion of Methane

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Published in 2018 at "Kinetics and Catalysis"

DOI: 10.1134/s002315841805004x

Abstract: The methods of synthesis of composite membrane catalysts based on Mо2C and Al2O3 support by a sol–gel method were developed. The samples of membrane catalysts with different architectures were developed. The difference in the catalytic… read more here.

Keywords: carbon dioxide; catalysts different; membrane; catalytic activity ... See more keywords

Study on the Performance Test of Fe–Ce–Al/MMT Catalysts with Different Fe/Ce Molar Ratios for Coking Wastewater Treatment

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Published in 2024 at "Molecules"

DOI: 10.3390/molecules29091948

Abstract: It is very important to choose a suitable method and catalyst to treat coking wastewater. In this study, Fe–Ce–Al/MMT catalysts with different Fe/Ce molar ratios were prepared, characterized by XRD, SEM, and N2 adsorption/desorption, and… read more here.

Keywords: different molar; molar ratios; wastewater; coking wastewater ... See more keywords