The challenges and future prospects on the merits of combining isolated-atom catalysts with their support materials were also addressed. This review not only highlighted the single-atom-based catalyst development but also offered strategies for designing particular catalysts to be utilized in actual ...
Here we demonstrate the quantitative manipulation of local catalytic sites of single-atom catalyst anchored on 2D atomic crystals via a precisely controlled external electric field. A series of model SACs supported on different 2D substrates have been systematically tested in the microcell, and their e...
Here we report a general method for the synthesis of a single atom catalyst with control of the atomic structure of the single atomic site as well as the mesoporous structure of the carbon support for optimized catalytic performance. Various combinations of metal centres (Ni, Co, Mn, Zn, Cu...
Single Atom Catalyst In subject area: Chemistry Single-atom alloys (SAAs) are a class of SACs in which isolated metal atoms can be anchored in the surface layer of the metal matrix by the vacancy of the substrate. From: Coordination Chemistry Reviews, 2022 About this pageSet alert Discover ...
and metal salts as precursors. Particularly, the structure of the Mo SACs catalyst was probed by AC-HAADF-STEM and XAFS which indicated the formation of Mo SACs anchored to two carbon atoms and one nitrogen atom (Mo1N1C2) [153]. As shown in Fig.5a–e, the Co SACs with five Co–N ...
Single-atom catalyst, which makes exceptionally efficient use of expensive noble metals and can bring out unique properties, is a new frontier in heterogeneous catalysis, a commonly used catalytic reaction in industry. However, applications of single-atom catalysts are usually compromised by limited cat...
Water-Mediated Mars−Van Krevelen Mechanismfor CO Oxidation on Ceria-Supported Single-Atom Pt1 Catalyst 一、文章要点 1、主要的催化机理: Mars−van Krevelen (MvK) mechanism 2、催化过程: CO与解离水的羟基反应生成羧基中间体,该中间体随后在晶格羟基的帮助下分解生成CO2和水。
This catalyst could afford a series of O... H Wang,ZH Zhao,Y Zhao,... - 《Green Chemistry》 被引量: 0发表: 2023年 Molten salt as ultrastrong polar solvent enables the most straightforward pyrolysis towards highly efficient and stable single-atom electrocatalyst Currently,pyrolysis as the most...
Li P, Jin Z, Qian Y et al (2020) Supramolecular confinement of single Cu atoms in hydrogel frameworks for oxygen reduction electrocatalysis with high atom utilization. Mater Today 35:78–86 Google Scholar Li P, Jin Z, Fang Z et al (2021) A single-site iron catalyst with preoccupied act...
The Ir single atoms seem to greatly enhance the reducibility of the FeO(x) support and generation of oxygen vacancies, leading to the excellent performance of the Ir1/FeO(x) single-atom catalyst. The results have broad implications on designing supported metal catalysts with better performance ...