Articles with "cofe" as a keyword



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Structural, magnetic, and impedance properties of Co1-xZrxFe2O4 nanocrystallites by PEG-assisted sol-gel route

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Published in 2020 at "Journal of the Australian Ceramic Society"

DOI: 10.1007/s41779-020-00527-4

Abstract: This work presents the Zr 4+ -substituted CoFe 2 O 4 nanocrystallites at lower concentrations prepared via sol-gel method in order to investigate their structural and magnetic properties along with their impedance properties. XRD patterns… read more here.

Keywords: structural magnetic; cobalt; cofe; impedance properties ... See more keywords

N-doped graphene combined with alloys (NiCo, CoFe) and their oxides as multifunctional electrocatalysts for oxygen and hydrogen electrode reactions

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Published in 2018 at "Carbon"

DOI: 10.1016/j.carbon.2018.06.028

Abstract: Abstract Highly efficient and low-cost nanomaterials with multifunctions for oxygen evolution reaction (OER), hydrogen evolution reaction (OER) and oxygen reduction reaction (ORR) have been attracted tremendous attentions that play significant roles in energy storage and… read more here.

Keywords: hydrogen; alloys nico; doped graphene; cofe oxides ... See more keywords
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Synthesis and magnetic properties of monodisperse CoFe2O4 nanoparticles coated by SiO2

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Published in 2018 at "Ceramics International"

DOI: 10.1016/j.ceramint.2018.09.014

Abstract: Abstract The monodisperse CoFe 2 O 4 nanoparticles were synthesized by a modified chemical coprecipitation method. Coating SiO 2 on the surface of the CoFe 2 O 4 nanoparticles was carried out to keep single… read more here.

Keywords: sio nanoparticles; temperature; magnetic properties; cofe nanoparticles ... See more keywords
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Fabrication of CoFe/N-doped mesoporous carbon hybrids from Prussian blue analogous as high performance cathodes for lithium-sulfur batteries

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Published in 2019 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2019.04.159

Abstract: Abstract CoFe/N-doped mesoporous carbon hybrids are synthesized by a simple pyrolysis of Prussian blue analogue (PBA) and melamine, in which the structure is rationally designed by controlling the weight ratio of PBA/melamine and annealing temperature.… read more here.

Keywords: lithium sulfur; cofe; doped mesoporous; mesoporous carbon ... See more keywords
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Hydrothermal synthesis of reduced graphene oxide-CoFe2O4 heteroarchitecture for high visible light photocatalytic activity: Exploration of efficiency, stability and mechanistic pathways

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Published in 2017 at "Journal of environmental chemical engineering"

DOI: 10.1016/j.jece.2017.06.023

Abstract: Abstract RGO-CoFe 2 O 4 heterostructure nanocomposite was prepared by hydrothermal method and was characterized by various analytical techniques such as Powder X-ray Diffraction method (PXRD), UV–vis absorbance, Photoluminescence (PL), Fourier Transform Infra Red (FTIR)… read more here.

Keywords: photocatalytic activity; rgo cofe; visible light; cofe ... See more keywords
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Facile construction of MgCo2O4@CoFe layered double hydroxide core-shell nanocomposites on nickel foam for high-performance asymmetric supercapacitors

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Published in 2020 at "Journal of Power Sources"

DOI: 10.1016/j.jpowsour.2020.229288

Abstract: Abstract In this work, hierarchical MgCo2O4@CoFe layered double hydroxide (LDH) core-shell nanowire arrays on Ni foam (NF) are synthesized by facile hydrothermal and calcination methods. MgCo2O4/NF has been first synthesized via a hydrothermal reaction and… read more here.

Keywords: cofe ldh; mgco2o4 cofe; core shell; cofe ... See more keywords
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Engineering Amorphous/Crystalline Ru(OH)3/CoFe-Layered Double Hydroxide for Hydrogen Evolution at 1000 mA cm-2.

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Published in 2023 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.3c00686

Abstract: For large-scale industrial applications, it is highly desirable to create effective, economical electrocatalysts with long-term stability for the hydrogen evolution reaction (HER) at a large current density. Herein, we report a unique motif with crystalline… read more here.

Keywords: crystalline cofe; cofe; cofe layered; hydrogen ... See more keywords
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Mesoporous Nanostructured CoFe–Se–P Composite Derived from a Prussian Blue Analogue as a Superior Electrocatalyst for Efficient Overall Water Splitting

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Published in 2018 at "ACS Applied Energy Materials"

DOI: 10.1021/acsaem.8b00663

Abstract: Electrocatalytic water splitting requires the development of attractive and earth-abundant catalysts. In this work, a novel four-part electrocatalyst of mesoporous cobalt/iron phosphorus–selenide nanocomposite (CoFe–Se–P) was derived from hollow CoFe Prussian blue analogues (CoFe-PBA) and combined… read more here.

Keywords: prussian blue; cofe; electrocatalyst; water splitting ... See more keywords

A bio-inspired heterodinuclear hydrogenase CoFe complex.

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Published in 2022 at "Faraday discussions"

DOI: 10.1039/d1fd00085c

Abstract: Herein, a new heterobimetallic CoFe complex is reported with the aim of comparing its performance in terms of H2 production within a series of related MFe complexes (M = Ni, Fe). The fully oxidized [(LN2S2)CoII(CO)FeIICp]+… read more here.

Keywords: heterodinuclear hydrogenase; cofe; bio inspired; cofe complex ... See more keywords
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A hierarchical CoMoO4@CoFe-LDH heterostructure as a highly effective catalyst to boost electrocatalytic water oxidation.

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Published in 2022 at "Dalton transactions"

DOI: 10.1039/d2dt01257j

Abstract: The oxygen evolution reaction (OER) has become the main barrier to electrochemical water splitting, owing to sluggish kinetics. To accelerate the OER process, a nature-abundant non-noble metal catalyst with outstanding catalytic activity is required. Here,… read more here.

Keywords: hierarchical comoo4; comoo4 cofe; cofe; cofe ldh ... See more keywords
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Hollow CoFe-based hybrid composites derived from unique S-modulated coordinated transition bimetal complexes for efficient oxygen evolution from water splitting under alkaline conditions.

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Published in 2022 at "Dalton transactions"

DOI: 10.1039/d2dt02415b

Abstract: The oxygen evolution reaction (OER) is an important reaction in water splitting. However, the high cost and slow-rate catalysts hinder commercial applications. Although an important process for manufacturing of hollow structures, it is difficult to… read more here.

Keywords: oxygen evolution; cofe; water; water splitting ... See more keywords