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   Articles with "cobalt molybdenum" as a keyword



Ultrafast Quasi-Solid-State Microwave Construction of Spongy Cobalt-Molybdenum Phosphide for Hydrogen Production Over Wide pH Range.

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recommendations! Published in 2024 at "Small"

DOI: 10.1002/smll.202404830

Abstract: The developed strategies for synthesizing metal phosphides are usually cumbersome and pollute the environment. In this work, an ultrafast (30 s) quasi-solid-state microwave approach is developed to construct cobalt-molybdenum phosphide decorated with Ru (Ru/CoxP-MoP) featured porous… read more here.

Keywords: state microwave; cobalt molybdenum; phosphide; ultrafast quasi ... See more keywords
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Corrosion of Cobalt-Molybdenum Alloys in Chloride Solutions

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recommendations! Published in 2019 at "Materials Science"

DOI: 10.1007/s11003-019-00225-y

Abstract: We study the protective properties of coatings made of Co–Mo alloy in 3% NaCl and 5% HCl aqueous solutions containing 0, 10, 25, 50, 75, and 85 wt.% Mo. The method of impedance spectroscopy is… read more here.

Keywords: chloride solutions; molybdenum alloys; corrosion; alloys chloride ... See more keywords

Cobalt molybdenum nitrides co-promoted by chromium and potassium as catalysts for ammonia synthesis

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recommendations! Published in 2017 at "Chemical Papers"

DOI: 10.1007/s11696-017-0292-7

Abstract: Chromium and potassium compounds were added to the ammonia synthesis catalyst based on cobalt molybdenum nitrides. A better developed porous structure was obtained together with the increase of the catalytic activity. In comparison to the… read more here.

Keywords: cobalt molybdenum; molybdenum nitrides; chromium potassium; ammonia synthesis ... See more keywords

Thermal stability of catalyst for ammonia synthesis based on cobalt molybdenum nitrides

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recommendations! Published in 2018 at "Chemical Papers"

DOI: 10.1007/s11696-018-0642-0

Abstract: The formation and stability of an ammonia synthesis catalyst, based on cobalt molybdenum nitrides, were studied. The activation process of the catalyst was examined by in situ X-ray diffractometry. The thermal stability of obtained active… read more here.

Keywords: stability; molybdenum nitrides; based cobalt; ammonia synthesis ... See more keywords

Electrocatalytic hydrogen gas generation by cobalt molybdenum disulfide (CoMoS2) synthesized using alkyl-containing thiomolybdate precursors

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recommendations! Published in 2017 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2017.07.028

Abstract: Abstract Cobalt molybdenum disulfide, (CoMoS2) catalysts are evaluated as active electrocatalysts for the production of hydrogen gas in acidic aqueous media. These highly-active hydrogen evolution reaction (HER) catalysts are obtained from pretreatment of ammonium tetrathiomolybdate… read more here.

Keywords: hydrogen gas; hydrogen; comos2; molybdenum disulfide ... See more keywords

Cobalt-molybdenum co-catalyst for heterogeneous photocatalytic H-mediated transformations

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recommendations! Published in 2019 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2019.09.015

Abstract: Abstract Earth abundant materials, Mo and Co, are used to decorate TiO2 and work as co-catalyst for the selective semi-hydrogenation of alkynes and isomerization of estragole in a H2-free environment under UVA irradiation. Catalytic efficiency… read more here.

Keywords: heterogeneous photocatalytic; catalyst; molybdenum catalyst; photocatalytic mediated ... See more keywords

Structures and thermodynamic stability of cobalt molybdenum oxide (CoMoO4-II)

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recommendations! Published in 2018 at "Surface Science"

DOI: 10.1016/j.susc.2018.05.018

Abstract: Abstract This contribution reports density functional theory (DFT) calculations on structural and electronic properties of bulk and surfaces of cobalt molybdenum oxide CoMoO4-II; i.e., a material that enjoys a wide array of chemical catalytic and… read more here.

Keywords: oxygen; oxide comoo4; molybdenum oxide; thermodynamic stability ... See more keywords

Cobalt-Molybdenum Single-Layered Nanocatalysts Decorated on Carbon Nanotubes and the Influence of Preparation Conditions on Their Hydrodesulfurization Catalytic Activity

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recommendations! Published in 2018 at "Energy & Fuels"

DOI: 10.1021/acs.energyfuels.8b01571

Abstract: Hydrodesulfurization (HDS) of crude oil plays a vital role in the refining of petroleum products. With ever-increasing regulations restricting the allowable concentrations of sulfur in fuel, further research is required to produce more efficient and… read more here.

Keywords: carbon; single layered; layered nanocatalysts; como catalysts ... See more keywords

Cobalt Molybdenum Nitride-Based Nanosheets for Seawater Splitting.

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recommendations! Published in 2022 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.2c09272

Abstract: The development of cost-effective bifunctional catalysts for water electrolysis is both a crucial necessity and an exciting scientific challenge. Herein, a simple approach based on a metal-organic framework sacrificial template to preparing cobalt molybdenum nitride… read more here.

Keywords: based nanosheets; cobalt molybdenum; molybdenum nitride; seawater splitting ... See more keywords

Nanolayered Cobalt-Molybdenum Sulfides as Highly Chemo- and Regioselective Catalysts for the Hydrogenation of Quinoline Derivatives

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recommendations! Published in 2018 at "ACS Catalysis"

DOI: 10.1021/acscatal.7b04260

Abstract: Herein, a general protocol for the preparation of a broad range of valuable N-heterocyclic products by hydrogenation of quinolines and related N-heteroarenes is described. Interestingly, the catalytic hydrogenation of the N-heteroarene ring is chemoselectively performed… read more here.

Keywords: sulfides highly; molybdenum sulfides; highly chemo; nanolayered cobalt ... See more keywords

Cobalt Molybdenum Telluride as an Efficient Trifunctional Electrocatalyst for Seawater Splitting

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recommendations! Published in 2024 at "Catalysts"

DOI: 10.3390/catal14100684

Abstract: A mixed-metal ternary chalcogenide, cobalt molybdenum telluride (CMT), has been identified as an efficient tri-functional electrocatalyst for seawater splitting, leading to enhanced oxygen evolution reaction (OER), hydrogen evolution reaction (HER), and oxygen reduction reaction (ORR).… read more here.

Keywords: molybdenum telluride; evolution; seawater; cobalt molybdenum ... See more keywords