Articles with "ceo2" as a keyword



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Hollow Multishelled Structure of Heterogeneous Co3O4–CeO2−x Nanocomposite for CO Catalytic Oxidation

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Published in 2019 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201806588

Abstract: Herein, hollow multishelled structure (HoMS) of Co3O4–CeO2−x nanocomposites with controllable molar ratio of Co and Ce elements is synthesized by a general strategy sequential templating approach (STA) with a facile and efficient electrostatic spray process.… read more here.

Keywords: co3o4 ceo2; ceo2; multishelled structure; hollow multishelled ... See more keywords
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Boosting Activity on Co4N Porous Nanosheet by Coupling CeO2 for Efficient Electrochemical Overall Water Splitting at High Current Densities

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Published in 2020 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201910596

Abstract: Developing highly active nonprecious electrocatalysts with superior durability for both the hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) is crucial to improve the efficiency of overall water splitting but remains challenging. Here, a… read more here.

Keywords: co4n ceo2; overall water; ceo2; water splitting ... See more keywords
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Decoupling the Impacts of Engineering Defects and Band Gap Alignment Mechanism on the Catalytic Performance of Holey 2D CeO2−x‐Based Heterojunctions

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202103171

Abstract: Critical catalysis studies often lack elucidation of the mechanistic role of defect equilibria in solid solubility and charge compensation. This approach is applied to interpret the physicochemical properties and catalytic performance of a free‐standing 2D–3D… read more here.

Keywords: ceo2; performance; band gap; gap alignment ... See more keywords
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Engineering Dual Active Sites at the Interface between Nanoporous Pt and Nanosized CeO2 to Enhance Photo‐Thermocatalytic CO Oxidation

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Published in 2021 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202100581

Abstract: Effective catalytic oxidation of toxic emissions at low temperatures has great significance on environmental protection. Herein, a novel structure of Pt/CeO2 catalyst, composed of abundant CeO2 clusters captured by nanoporous Pt particles, is designed to… read more here.

Keywords: oxidation; ceo2; thermocatalytic oxidation; active sites ... See more keywords
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Development of the Visible‐Light Response of CeO2−x with a high Ce3+ Content and Its Photocatalytic Properties

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Published in 2018 at "ChemCatChem"

DOI: 10.1002/cctc.201701767

Abstract: Photocatalysts that are responsive to visible light are necessary to utilize solar energy. We prepared reduced CeO2−x with absorption in the visible region by a simple solvothermal method. A new absorption band appearing at λ≈500 nm… read more here.

Keywords: ce3; content; visible light; light response ... See more keywords
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Rational Design of Transition Metal Co‐Doped Ceria Catalysts for Low‐Temperature CO Oxidation

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Published in 2019 at "ChemCatChem"

DOI: 10.1002/cctc.201900178

Abstract: We present a highly active CeO2‐based catalyst for oxidizing CO in automobile exhaust. This catalyst was systemically designed by co‐doping with transition metals (TMs). First, we used density functional theory (DFT) calculations to screen Mn… read more here.

Keywords: rational design; low temperature; ceo2; transition ... See more keywords
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CeO2 Supported Gold Nanocluster Catalysts for CO Oxidation: Surface Evolution Influenced by the Ligand Shell

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Published in 2022 at "Chemcatchem"

DOI: 10.1002/cctc.202200322

Abstract: Monolayer protected Au nanocluster catalysts are known to undergo structural changes during catalytic reactions, including dissociation and migration of ligands onto the support, which strongly affects their activity and stability. To better understand how the… read more here.

Keywords: nanocluster catalysts; supported gold; ceo2 supported; surface ... See more keywords
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Hollow Mesoporous Co3 O4 -CeO2 Composite Nanotubes with Open Ends for Efficient Catalytic CO Oxidation.

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Published in 2019 at "ChemSusChem"

DOI: 10.1002/cssc.201802501

Abstract: Catalytic performance is heavily dependent on how the structures of nanomaterials are designed. Co3 O4 -CeO2 composite nanotubes with open ends and mesoporous structures were fabricated through a facile and environmentally friendly reaction. The mesoporous… read more here.

Keywords: co3 ceo2; nanotubes open; ceo2 composite; composite nanotubes ... See more keywords
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Integrating Catalysis of Methane Decomposition and Electrocatalytic Hydrogen Evolution with Ni/CeO2 for Improved Hydrogen Production Efficiency.

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Published in 2019 at "ChemSusChem"

DOI: 10.1002/cssc.201802618

Abstract: Ni/CeO2 enables either methane decomposition or water electrolysis for pure hydrogen production. Ni/CeO2 , prepared by a sol-gel method with only one heat treatment step, was used to catalyze methane decomposition for the generation of… read more here.

Keywords: production; ceo2; hydrogen; methane decomposition ... See more keywords
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Crystal faces-tailored oxygen vacancy in Au/CeO2 catalysts for the efficient oxidation of HMF to FDCA.

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Published in 2021 at "ChemSusChem"

DOI: 10.1002/cssc.202101983

Abstract: Developing an efficient catalyst to upgrade 5-hydroxymethylfurfural (HMF) to high value-added downstream chemicals is of great significance in biomass conversion. Three crystal-faces controllable nanorod (110)-, nanocube (100)- and nanooctaheron (111)- CeO2 supported Au nanoparticles have… read more here.

Keywords: oxygen; oxidation hmf; hmf; ceo2 ... See more keywords
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Manipulation of Mott-Schottky Ni/CeO2 Heterojunctions into N-Doped Carbon Nanofibers for High-Efficiency Electrochemical Water Splitting.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202106592

Abstract: Designing affordable and efficient bifunctional electrocatalysts for the hydrogen evolution reaction (HER) and oxygen evolution reaction (OER) has remained a long-lasting target for the progressing hydrogen economy. Utilization of metal/semiconductor interface effect has been lately… read more here.

Keywords: carbon nanofibers; ceo2; mott schottky; doped carbon ... See more keywords