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Open AccessJournal ArticleDOI

Metal Catalysts for Heterogeneous Catalysis: From Single Atoms to Nanoclusters and Nanoparticles.

Lichen Liu, +1 more
- 16 Apr 2018 - 
- Vol. 118, Iss: 10, pp 4981-5079
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TLDR
This Review will compare the results obtained from different systems and try to give a picture on how different types of metal species work in different reactions and give perspectives on the future directions toward better understanding of the catalytic behavior of different metal entities in a unifying manner.
Abstract
Metal species with different size (single atoms, nanoclusters, and nanoparticles) show different catalytic behavior for various heterogeneous catalytic reactions. It has been shown in the literature that many factors including the particle size, shape, chemical composition, metal–support interaction, and metal–reactant/solvent interaction can have significant influences on the catalytic properties of metal catalysts. The recent developments of well-controlled synthesis methodologies and advanced characterization tools allow one to correlate the relationships at the molecular level. In this Review, the electronic and geometric structures of single atoms, nanoclusters, and nanoparticles will be discussed. Furthermore, we will summarize the catalytic applications of single atoms, nanoclusters, and nanoparticles for different types of reactions, including CO oxidation, selective oxidation, selective hydrogenation, organic reactions, electrocatalytic, and photocatalytic reactions. We will compare the results o...

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Citations
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Single-Atom Catalysts: Synthetic Strategies and Electrochemical Applications

TL;DR: In this article, the authors highlight and summarize recent advances in wet-chemistry synthetic methods for single-atom catalysts with special emphasis on how to achieve the stabilization of single metal atoms against migration and agglomeration.
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Reactive Oxygen Species (ROS)-Based Nanomedicine.

TL;DR: In this article, the intrinsic biochemical properties of reactive oxygen species (ROS) underlie the mechanisms that regulate various physiological functions of living organisms, and they play an essential role in regulating various physiological function.
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State of the Art and Prospects in Metal-Organic Framework (MOF)-Based and MOF-Derived Nanocatalysis.

TL;DR: This review first briefly summarizes this background of MOF nanoparticle catalysis and then comprehensively reviews the fast-growing literature reported during the last years.
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Control of metal-support interactions in heterogeneous catalysts to enhance activity and selectivity

TL;DR: In this paper, a review of metal-support interaction tuning strategies to enhance catalytic performance for various reactions is presented, showing that up to fifteen-fold productivity enhancement has been achieved, and that metal support interaction is most impactful for metal nanoparticles smaller than four nanometres.
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Metal–Organic Frameworks in Heterogeneous Catalysis: Recent Progress, New Trends, and Future Perspectives

TL;DR: In this review, the recent advances in the application of MOFs in heterogeneous catalysis are discussed and the personal view on future research directions is wrapped up.
References
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Journal ArticleDOI

The Optical Properties of Metal Nanoparticles: The Influence of Size, Shape, and Dielectric Environment

TL;DR: In this paper, the authors describe recent progress in the theory of nanoparticle optical properties, particularly methods for solving Maxwell's equations for light scattering from particles of arbitrary shape in a complex environment.
Journal ArticleDOI

Combining theory and experiment in electrocatalysis: Insights into materials design

TL;DR: A unified theoretical framework highlights the need for catalyst design strategies that selectively stabilize distinct reaction intermediates relative to each other, and opens up opportunities and approaches to develop higher-performance electrocatalysts for a wide range of reactions.
Journal ArticleDOI

Visible Light Photoredox Catalysis with Transition Metal Complexes: Applications in Organic Synthesis

TL;DR: The conversion of these bench stable, benign catalysts to redox-active species upon irradiation with simple household lightbulbs represents a remarkably chemoselective trigger to induce unique and valuable catalytic processes.
Journal ArticleDOI

Single-atom catalysis of CO oxidation using Pt1/FeOx

TL;DR: Density functional theory calculations show that the high catalytic activity correlates with the partially vacant 5d orbitals of the positively charged, high-valent Pt atoms, which help to reduce both the CO adsorption energy and the activation barriers for CO oxidation.
Reference BookDOI

Handbook of Heterogeneous Catalysis

TL;DR: This paper presents a meta-modelling system that automates the very labor-intensive and therefore time-heavy and therefore expensive and expensive process of characterization and activation of Solid Catalysts.
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What are the factors that influence the catalytic reactivity of a catalyst?

The paper discusses that factors such as particle size, shape, chemical composition, metal-support interaction, and metal-reactant/solvent interaction can influence the catalytic properties of metal catalysts.