Synergetic effect dependence on activated oxygen in the interface of NiOx-modified Pt nanoparticles for the CO oxidation from first-principles-Reference-Cited by-同舟云学术

Synergetic effect dependence on activated oxygen in the interface of NiOx-modified Pt nanoparticles for the CO oxidation from first-principles

Published:2021 Issue:14 Volume:23 Page:8541-8548
ISSN:1463-9076
Container-title:Physical Chemistry Chemical Physics
language:en
Short-container-title:Phys. Chem. Chem. Phys.

Author:

Yao Zihang¹²³⁴⁵,Yang Jiaqiang⁶⁷⁸⁵,Liu Zhang⁶⁷⁸⁵,Shan Bin⁶⁷⁸⁵^ORCID,Chen Rong⁹⁸⁵^ORCID,Wen Yanwei⁶⁷⁸⁵^ORCID,Li Yanli¹²³⁴⁵^ORCID

Affiliation:

1. Department of Physics and Institute of Condensed Matter Physics

2. School of Science

3. Wuhan University of Technology

4. Wuhan 430070

5. China

6. State Key Laboratory of Materials Processing and Die and Mould Technology and School of Materials Science and Engineering

7. Huazhong University of Science and Technology

8. Wuhan 430074

9. State Key Laboratory of Digital Manufacturing Equipment and Technology and School of Mechanical Science and Engineering, Huazhong University of Science and Technology

Abstract

CO oxidation on NiO_x-modified Pt nanoparticles follows the Mars–van Krevelen mechanism, and the edge-covered NiO_x exhibits higher activity to CO oxidation than the (100) facet due to more active oxygen on the interface.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Hubei Province

Fundamental Research Funds for the Central Universities

State Key Laboratory of Advanced Technology for Materials Synthesis and Processing

Publisher

Royal Society of Chemistry (RSC)

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy

Link

http://pubs.rsc.org/en/content/articlepdf/2021/CP/D1CP00149C

Reference52 articles.

1. Role and Evolution of Nanoparticle Structure and Chemical State during the Oxidation of NO over Size- and Shape-Controlled Pt/γ-Al2O3 Catalysts under Operando Conditions

2. Structural and surface coverage effects on CO oxidation reaction over carbon-supported Pt nanoparticles studied by quadrupole mass spectrometry and diffuse reflectance FTIR spectroscopy

3. In situ studies of NO reduction by H2 over Pt using surface X-ray diffraction and transmission electron microscopy

4. Electrochemical CO2 reduction on Cu and Au electrodes studied using in situ sum frequency generation spectroscopy

5. Structural selectivity of supported Pd nanoparticles for catalytic NH3 oxidation resolved using combined operando spectroscopy

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