Articles with "atom" as a keyword



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Advanced Photocatalysts: Pinning Single Atom Co‐Catalysts on Titania Nanotubes

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Published in 2021 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202102843

Abstract: Single atom (SA) catalysis, over the last 10 years, has become a forefront in heterogeneous catalysis, electrocatalysis, and most recently also in photocatalysis. Most crucial when engineering a SA catalyst/support system is the creation of… read more here.

Keywords: pinning single; photocatalysts pinning; advanced photocatalysts; atom catalysts ... See more keywords
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Fabricating Single-Atom Catalysts from Chelating Metal in Open Frameworks.

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Published in 2019 at "Advanced materials"

DOI: 10.1002/adma.201808193

Abstract: In the present study, a highly efficient strategy is reported using open framework platforms with abundant chelating ligands to fabricate a series of stable metal single-atom catalysts (SACs). Here, the metal ions are initially anchored… read more here.

Keywords: atom; atom catalysts; catalysts chelating; metal ... See more keywords
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Atomically Dispersed Co2 -N6 and Fe-N4 Costructures Boost Oxygen Reduction Reaction in Both Alkaline and Acidic Media.

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Published in 2021 at "Advanced materials"

DOI: 10.1002/adma.202104718

Abstract: Polynary transition-metal atom catalysts are promising to supersede platinum (Pt)-based catalysts for oxygen reduction reaction (ORR). Regulating the local configuration of atomic catalysts is the key to catalyst performance enhancement. Different from the previously reported… read more here.

Keywords: atomically dispersed; atom; reduction reaction; oxygen reduction ... See more keywords
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Boosting Energy Efficiency and Stability of Li–CO2 Batteries via Synergy between Ru Atom Clusters and Single‐Atom Ru–N4 sites in the Electrocatalyst Cathode

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202200559

Abstract: The Li–CO2 battery is a novel strategy for CO2 capture and energy‐storage applications. However, the sluggish CO2 reduction and evolution reactions cause large overpotential and poor cycling performance. Herein, a new catalyst containing well‐defined ruthenium… read more here.

Keywords: atom; single atom; co2 batteries; energy ... See more keywords
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Mesopore‐Rich Fe–N–C Catalyst with FeN4–O–NC Single‐Atom Sites Delivers Remarkable Oxygen Reduction Reaction Performance in Alkaline Media

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202202544

Abstract: Fe–N–C catalysts offer excellent performance for the oxygen reduction reaction (ORR) in alkaline media. With a view toward boosting the intrinsic ORR activity of Fe single‐atom sites in Fe–N–C catalysts, fine‐tuning the local coordination of… read more here.

Keywords: fen4; atom; alkaline media; oxygen reduction ... See more keywords
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Single Zinc Atom Aggregates: Synergetic Interaction to Boost Fast Polysulfide Conversion in Lithium‐Sulfur Batteries

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202208470

Abstract: Single‐atom catalysts (SACs) pave new possibilities to improve the utilization efficiency of sulfur electrodes arising from polysulfide shuttle effects and sluggish kinetics due to their excellent applicability in atomic‐scale reaction mechanisms and structure‐activity relationships. Herein,… read more here.

Keywords: atom; conversion lithium; lithium sulfur; sulfur ... See more keywords
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Heteroatom-Driven Coordination Fields Altering Single Cerium Atom Sites for Efficient Oxygen Reduction Reaction.

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Published in 2023 at "Advanced materials"

DOI: 10.1002/adma.202302485

Abstract: For current single-atom catalysts (SACs), modulating the coordination environments of rare earth (RE) single atoms with complex electronic orbital and flexible chemical states is still limited. Herein, we report cerium (Ce) SAs supported on the… read more here.

Keywords: sas psnc; atom; coordination; oxygen reduction ... See more keywords
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The Hallmarks of Copper Single Atom Catalysts in Direct Alcohol Fuel Cells and Electrochemical CO2 Fixation

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Published in 2021 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202001822

Abstract: Single‐atom catalysts (SACs) are highly enviable to exploit the utmost utilization of metallic catalysts; their efficiency by utilizing nearly all atoms to often exhibit high catalytic performances. To architect the isolated single atom on an… read more here.

Keywords: co2; hallmarks copper; atom catalysts; atom ... See more keywords
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Recent Progress of 3d Transition Metal Single‐Atom Catalysts for Electrochemical CO2 Reduction

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Published in 2020 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202001904

Abstract: Recent studies have shown that single‐atom catalysts (SACs) have significantly better catalytic activity and selectivity for the electrochemical CO2 reduction reaction (CRR) compared to their bulk metal and nanostructured counterparts. However, there are few relevant… read more here.

Keywords: electrochemical co2; atom catalysts; atom; metal ... See more keywords
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Single‐Atom Catalysis: Static Regulation and Dynamic Evolution of Single‐Atom Catalysts in Thermal Catalytic Reactions (Adv. Sci. 3/2019)

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Published in 2019 at "Advanced Science"

DOI: 10.1002/advs.201970015

Abstract: Due to the unique coordination structure, single‐atom catalysts exhibit superior performance in various reactions, promisingly bridging the gap between homogenous and heterogeneous catalysts. In article number 1801471, Jie Zeng and co‐workers report the recent progress… read more here.

Keywords: single atom; atom; atom catalysts; regulation dynamic ... See more keywords
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Hollow Carbon Nanorod Confined Single Atom Rh for Direct Formic Acid Electrooxidation

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202205299

Abstract: Nearly theoretical 100% atomic utilization (supposing each atom could serve as independent sites to play a role in catalyz) of single‐atom catalysts (SACs) makes it highly promising for various applications. However, for most SACs, single‐atom… read more here.

Keywords: hollow carbon; atom; single atom; formic acid ... See more keywords