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Regulating the Pt 1 –CeO 2 interaction via alkali modification for boosting the catalytic performance of single-atom catalysts

Journal Article · · ChemComm
DOI:https://doi.org/10.1039/d3cc00387f· OSTI ID:2425496
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  1. State Key Laboratory of Pollution Control and Resource Reuse, School of Environment, Jiangsu Key Laboratory of Vehicle Emissions Control, Center of Modern Analysis, Key Laboratory of Mesoscopic Chemistry of MOE, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
  2. Department of Civil, Environmental, and Construction Engineering, Catalysis Cluster for Renewable Energy and Chemical Transformations (REACT), NanoScience Technology Center (NSTC), University of Central Florida, Orlando, FL 32816, USA
  3. College of Materials Science and Engineering, Beijing University of Chemical Technology, Beijing 100029, China
+ Show Author Affiliations

K+modification helps in boosting the CO oxidation activity on Pt1/CeO2through tuning the coordination environment and oxidation states of Pt sites.

Research Organization:
Brookhaven National Laboratory (BNL), Upton, NY (United States). National Synchrotron Light Source II (NSLS-II)
Sponsoring Organization:
USDOE Office of Science (SC)
DOE Contract Number:
SC0012704
OSTI ID:
2425496
Journal Information:
ChemComm, Journal Name: ChemComm Journal Issue: 41 Vol. 59; ISSN CHCOFS; ISSN 1359-7345
Publisher:
Royal Society of Chemistry
Country of Publication:
United States
Language:
English

References (17)

Tracking the formation, fate and consequence for catalytic activity of Pt single sites on CeO2 journal September 2020
Alkali-Stabilized Pt-OHx Species Catalyze Low-Temperature Water-Gas Shift Reactions journal September 2010
Evolution of the Atomic Structure of Ceria-Supported Platinum Nanocatalysts: Formation of Single Layer Platinum Oxide and Pt–O–Ce and Pt–Ce Linkages journal December 2016
Unraveling the Intermediate Reaction Complexes and Critical Role of Support-Derived Oxygen Atoms in CO Oxidation on Single-Atom Pt/CeO 2 journal July 2021
Reversible dehydrogenation and rehydrogenation of cyclohexane and methylcyclohexane by single-site platinum catalyst journal March 2022
Highly efficient Pt catalyst on newly designed CeO2-ZrO2-Al2O3 support for catalytic removal of pollutants from vehicle exhaust journal December 2021
Metal–Support Interactions and C1 Chemistry: Transforming Pt-CeO 2 into a Highly Active and Stable Catalyst for the Conversion of Carbon Dioxide and Methane journal January 2021
How Pt Interacts with CeO 2 under the Reducing and Oxidizing Environments at Elevated Temperature: The Origin of Improved Thermal Stability of Pt/CeO 2 Compared to CeO 2 journal November 2016
Appropriate aggregation is needed for highly active Pt/Al2O3 to enable hydrogenation of chlorinated nitrobenzene journal January 2022
Engineering the NiO/CeO2 interface to enhance the catalytic performance for CO oxidation journal January 2015
Tuning Pt-CeO2 interactions by high-temperature vapor-phase synthesis for improved reducibility of lattice oxygen journal March 2019
Alkali ions secure hydrides for catalytic hydrogenation journal July 2020
Fine-tuned local coordination environment of Pt single atoms on ceria controls catalytic reactivity journal November 2022
A Nonoxide Catalyst System Study: Alkali Metal-Promoted Pt/AC Catalyst for Formaldehyde Oxidation at Ambient Temperature journal December 2020
Tailoring of the Proximity of Platinum Single Atoms on CeO 2 Using Phosphorus Boosts the Hydrogenation Activity journal July 2019
Au and Pt Remain Unoxidized on a CeO2-Based Catalyst during the Water–Gas Shift Reaction journal December 2021
Theoretical Investigations of Pt 1 @CeO 2 Single-Atom Catalyst for CO Oxidation journal May 2017

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