Articles with "atomic clusters" as a keyword



Isolating Single and Few Atoms for Enhanced Catalysis

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202201796

Abstract: Atomically dispersed metal catalysts have triggered great interest in the field of catalysis owing to their unique features. Isolated single or few metal atoms can be anchored on substrates via chemical bonding or space confinement… read more here.

Keywords: dacs atomic; catalysis; isolating single; single atoms ... See more keywords

GAMaterial—A genetic‐algorithm software for material design and discovery

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Published in 2022 at "Journal of Computational Chemistry"

DOI: 10.1002/jcc.27043

Abstract: Genetic algorithms (GAs) are stochastic global search methods inspired by biological evolution. They have been used extensively in chemistry and materials science coupled with theoretical methods, ranging from force‐fields to high‐throughput first‐principles methods. The methodology… read more here.

Keywords: software; atomic clusters; algorithm software; genetic algorithm ... See more keywords

Synergy of Platinum Single Atoms and Platinum Atomic Clusters on Sulfur-Doped Titanium Nitride Nanotubes for Enhanced Hydrogen Evolution Reaction.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202205603

Abstract: Highly dispersed Pt, such as Pt single atoms and atomic clusters, has great potential in the electrocatalytic hydrogen evolution reaction (HER) due to the high atomic efficiency and unique electronic configuration. Rationally regrating the electronic… read more here.

Keywords: hydrogen evolution; tin nts; single atoms; atomic clusters ... See more keywords
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Electronic Structure of Nanoclusters by Quantum Monte Carlo Methods

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Published in 2020 at "Journal of Cluster Science"

DOI: 10.1007/s10876-020-01841-4

Abstract: The valence electron binding energies of the atomic clusters $$\hbox {XAl}_3^-$$ XAl 3 - (X = Si, Ge, and Sn) and $$\hbox {YAl}_4^-$$ YAl 4 - (Y = Li, Na, and Cu) are investigated using… read more here.

Keywords: electronic structure; monte carlo; quantum monte; carlo ... See more keywords

TGMin: A global-minimum structure search program based on a constrained basin-hopping algorithm

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Published in 2017 at "Nano Research"

DOI: 10.1007/s12274-017-1553-z

Abstract: In this article, we introduce Tsinghua Global Minimum (TGMin) as a new program for the global minimum searching of geometric structures of gas-phase or surface-supported atomic clusters, and the constrained basin-hopping (BH) algorithm implemented in… read more here.

Keywords: search; global minimum; program; constrained basin ... See more keywords

Boosting CO Catalytic Oxidation Performance via Highly Dispersed Copper Atomic Clusters: Regulated Electron Interaction and Reaction Pathways.

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Published in 2023 at "Environmental science & technology"

DOI: 10.1021/acs.est.2c07687

Abstract: Copper-loaded ceria (Cu/CeO2) catalysts have become promising for the catalytic oxidation of industrial CO emissions. Since their superior redox property mainly arises from the synergistic effect between Cu and the CeO2 support, the dispersion state… read more here.

Keywords: oxidation; atomic clusters; electron interaction; catalytic oxidation ... See more keywords
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Fully Dispersed IrOx Atomic Clusters Enable Record Photoelectrochemical Water Oxidation of Hematite in Acidic Media.

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Published in 2023 at "Nano letters"

DOI: 10.1021/acs.nanolett.3c00245

Abstract: Ir-based materials are still the benchmark catalysts for various reactions in acidic environment, but the high loading and low atom utilization limit their large-scale deployment. Herein, we report an effective strategy for implanting fully dispersed… read more here.

Keywords: water oxidation; photoelectrochemical water; fully dispersed; atomic clusters ... See more keywords

A Unique Quadruple-Site System Integrating Fe-N4 Sites and Zn Atomic Clusters for Oxygen Reduction Reaction and Wide-Temperature Zn-Air Batteries.

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Published in 2025 at "Nano letters"

DOI: 10.1021/acs.nanolett.5c03682

Abstract: Fe-N-C single-atom catalysts (SACs) featuring Fe-N4 configurations face challenges in the simultaneous enhancement of intrinsic oxygen reduction reaction (ORR) activity and long-term stability. Herein, we developed a unique quadruple-site cooperative system through a 90 s… read more here.

Keywords: reduction reaction; unique quadruple; air batteries; atomic clusters ... See more keywords

Trimetallic FeNiCu Atomic Clusters Supported on Carbon Matrix: Highly Active Catalysts for C3H6-SCR of NO.

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Published in 2024 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.4c11698

Abstract: C3H6-SCR denitrification technology faces catalyst deactivation problems and low catalytic performance at medium-low temperatures. This study utilized the intermetallic synergies to prepare atomic cluster catalysts (FeNiCu/NC) by anchoring Fe-Ni-Cu on a carbon matrix to enhance… read more here.

Keywords: carbon; catalyst; carbon matrix; atomic clusters ... See more keywords
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Carbon-defect-driven electroless deposition of Pt atomic clusters for highly efficient hydrogen evolution.

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Published in 2020 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.9b11524

Abstract: Pt atomic clusters (Pt-ACs) display outstanding electrocatalytic performance because of their unique electronic structure with a large number of highly exposed surface atoms. However, the small size and large specific surface area intrinsically associated with… read more here.

Keywords: carbon; hydrogen; defect driven; atomic clusters ... See more keywords

Synthetic strategies of supported atomic clusters for heterogeneous catalysis

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Published in 2020 at "Nature Communications"

DOI: 10.1038/s41467-020-19571-6

Abstract: Supported atomic clusters with uniform metal sites and definite low-nuclearity are intermediate states between single-atom catalysts (SACs) and nanoparticles in size. Benefiting from the presence of metal–metal bonds, supported atomic clusters can trigger synergistic effects… read more here.

Keywords: supported atomic; metal; strategies supported; clusters heterogeneous ... See more keywords