Articles with "catalytic sites" as a keyword



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A Ternary Dumbbell Structure with Spatially Separated Catalytic Sites for Photocatalytic Overall Water Splitting

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Published in 2020 at "Advanced Science"

DOI: 10.1002/advs.201903568

Abstract: Abstract Solar‐driven overall water splitting based on metal sulfide semiconductor photocatalysts remains as a challenge owing to the strong charge recombination and deficient catalytic active sites. Additionally, significant inhibition of back reactions, especially the oxidation… read more here.

Keywords: water splitting; water; ternary dumbbell; overall water ... See more keywords
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Aqueous-phase hydrodechlorination of 4-chlorophenol on palladium nanocrystals: Identifying the catalytic sites and unraveling the reaction mechanism

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Published in 2018 at "Journal of Catalysis"

DOI: 10.1016/j.jcat.2018.10.008

Abstract: Abstract Hydrodechlorination (HDC) catalyzed by palladium has important applications in the disposal of chlorinated organic pollutants (COPs), yet the associated catalytic sites and the underlying reaction mechanism have not been clearly revealed. Here, we use… read more here.

Keywords: hydrodechlorination; hdc; palladium; reaction mechanism ... See more keywords
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Cobalt-Based Double Catalytic Sites on Mesoporous Carbon as Reversible Polysulfide Catalysts for Fast-Kinetic Li-S Batteries.

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Published in 2021 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.1c17971

Abstract: Li-S batteries are considered to be the most promising next-generation advanced energy-storage systems. However, the sluggish reaction kinetics and the "shuttle effect" of lithium polysulfides (LiPSs) severely limit their battery performances. To overcome the complex… read more here.

Keywords: cobalt based; based double; double catalytic; mesoporous carbon ... See more keywords
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Beyond Ordered Materials: Understanding Catalytic Sites on Amorphous Solids

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Published in 2017 at "ACS Catalysis"

DOI: 10.1021/acscatal.7b01767

Abstract: Amorphous materials are widely used as components of solid catalysts and have been the subject of much applied research. In some instances, their catalytic performance is demonstrably superior to that of their crystalline counterparts, due… read more here.

Keywords: understanding catalytic; sites amorphous; beyond ordered; materials understanding ... See more keywords
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Hierarchical Nanoreactor with Multiple Adsorption and Catalytic Sites for Robust Lithium-Sulfur Batteries.

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Published in 2021 at "ACS nano"

DOI: 10.1021/acsnano.0c10603

Abstract: Developing high-performance cathode host materials is fundamental to solve the low utilization of sulfur, the sluggish redox kinetics, and the lithium polysulfide (LiPS) shuttle effect in lithium-sulfur batteries (LSBs). Here, a multifunctional Ag/VN@Co/NCNT nanocomposite with… read more here.

Keywords: adsorption; adsorption catalytic; lithium sulfur; multiple adsorption ... See more keywords
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Immobilization of catalytic sites on quantum dots by ligand bridging for photocatalytic CO2 reduction.

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Published in 2020 at "Nanoscale"

DOI: 10.1039/c9nr09321d

Abstract: Harvesting solar energy to convert carbon dioxide (CO2) into fossil fuels shows great promise to solve the current global problems of energy crisis and climate change. To achieve this goal, it is desirable to develop… read more here.

Keywords: co2 reduction; ligand bridging; visible light; cdte qds ... See more keywords
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Tungsten-doped Ni–Co phosphides with multiple catalytic sites as efficient electrocatalysts for overall water splitting

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Published in 2019 at "Journal of Materials Chemistry A"

DOI: 10.1039/c9ta03944a

Abstract: The design of electrocatalysts including precious and nonprecious metals for the hydrogen evolution reaction (HER) in alkaline media remains challenging due to the sluggish reaction kinetics caused by the additional water dissociation step. read more here.

Keywords: doped phosphides; phosphides multiple; water; multiple catalytic ... See more keywords
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Immobilizing single atom catalytic sites onto highly reduced carbon hosts: Fe–N4/CNT as a durable oxygen reduction catalyst for Na–air batteries

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Published in 2020 at "Journal of Materials Chemistry A"

DOI: 10.1039/d0ta06489k

Abstract: Immobilizing metal ions on a carbon support usually involves severe aggregation (sintering) and loose attachment of metal ions owing to a weak metal–support interaction. read more here.

Keywords: immobilizing single; atom catalytic; single atom; sites onto ... See more keywords
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Non-metal boron atoms on a CuB12 monolayer as efficient catalytic sites for urea production

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Published in 2022 at "Chemical Science"

DOI: 10.1039/d1sc04845g

Abstract: An electrocatalytic C–N coupling reaction to convert CO2 and N2 into urea under mild conditions has been proposed to be a promising alternative experimentally, but the development of highly stable, low-cost and high-performance non-metal catalytic… read more here.

Keywords: non metal; cub12 monolayer; sites urea; urea production ... See more keywords
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Copper metal organic framework as natural oxidase mimic for effective killing of Gram-negative and Gram-positive bacteria.

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Published in 2022 at "Nanoscale"

DOI: 10.1039/d2nr01673g

Abstract: Nanozymes have been widely studied as substitutes for natural enzymes. However, the delicacy of their structures and their unclear catalytic sites make it difficult to maintain their structural robustness and catalytic durability. By mimicking active… read more here.

Keywords: gram; metal organic; oxidase; copper metal ... See more keywords
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Stochastic Kinetics of Nanocatalytic Systems.

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Published in 2021 at "Physical review letters"

DOI: 10.1103/physrevlett.126.126001

Abstract: Catalytic reaction events occurring on the surface of a nanoparticle constitute a complex stochastic process. Although advances in modern single-molecule experiments enable direct measurements of individual catalytic turnover events occurring on a segment of a… read more here.

Keywords: kinetics nanocatalytic; catalytic turnover; catalytic sites; nanocatalytic systems ... See more keywords