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Title: Ambient temperature aqueous synthesis of ultrasmall copper doped ceria nanocrystals for the water gas shift and carbon monoxide oxidation reactions

Journal Article · · Journal of Materials Chemistry. A
DOI:https://doi.org/10.1039/C7TA07665G· OSTI ID:1417395
 [1]; ORCiD logo [2];  [3]; ORCiD logo [1]
  1. Department of Chemical and Biomolecular Engineering; Lehigh University; Bethlehem; USA
  2. Department of Materials Science and Engineering; Lehigh University; Bethlehem; USA
  3. Department of Chemical and Biomolecular Engineering; Lehigh University; Bethlehem; USA; Department of Materials Science and Engineering

Ultra-small CuxCe1-xO2-δnanocrystals were prepared through a room temperature, aqueous synthesis method, achieving high copper doping and low water gas shift activation energy.

Research Organization:
Argonne National Lab. (ANL), Argonne, IL (United States). Advanced Photon Source (APS)
Sponsoring Organization:
NSFUNIVERSITY
OSTI ID:
1417395
Journal Information:
Journal of Materials Chemistry. A, Vol. 6, Issue 1; ISSN 2050-7488
Publisher:
Royal Society of Chemistry
Country of Publication:
United States
Language:
ENGLISH

References (52)

Catalytic Oxidation of Carbon Monoxide over Transition Metal Oxides journal December 2010
Selective oxidation of CO in H2-rich stream over Au/CeO2 and Cu/CeO2 catalysts: An insight on the effect of preparation method and catalyst pretreatment journal February 2012
Structural characterization and photocatalytic behaviors of doped CeO2 nanoparticles journal May 2009
Revised effective ionic radii and systematic studies of interatomic distances in halides and chalcogenides journal September 1976
CO Oxidation as a Prototypical Reaction for Heterogeneous Processes journal September 2011
Unusual Physical and Chemical Properties of Cu in Ce 1 - x Cu x O 2 Oxides journal October 2005
Raman and x‐ray studies of Ce 1− x RE x O 2− y , where RE=La, Pr, Nd, Eu, Gd, and Tb journal August 1994
Crystallization behavior of nano-ceria powders by hydrothermal synthesis using a mixture of H2O2 and NH4OH journal January 2004
Environmental catalysis: trends and outlook journal July 2002
Elucidating the Nature of the Active Phase in Copper/Ceria Catalysts for CO Oxidation journal February 2016
Structural Characteristics and Redox Behaviors of Ce 1 - x Cu x O y Solid Solutions journal December 2003
Cerium oxidation state in ceria nanoparticles studied with X-ray photoelectron spectroscopy and absorption near edge spectroscopy journal August 2004
Greatly facilitated oxygen vacancy formation in ceria nanocrystallites journal January 2010
Catalytic Properties of Ceria and CeO 2 -Containing Materials journal November 1996
Raman Spectroscopy of nanomaterials: How spectra relate to disorder, particle size and mechanical properties journal March 2007
Low-temperature redox activity in co-precipitated catalysts: a comparison between gold and platinum-group metals journal February 2002
Nanocrystalline CeO2 Increases the Activity of Au for CO Oxidation by Two Orders of Magnitude journal May 2004
Selective CO Oxidation in Excess H 2 over Copper−Ceria Catalysts:  Identification of Active Entities/Species journal October 2007
Reduction of CeO 2 by hydrogen. Magnetic susceptibility and Fourier-transform infrared, ultraviolet and X-ray photoelectron spectroscopy measurements journal January 1991
Synthesis of Copper-Promoted CeO 2 Catalysts journal April 2006
CWO of phenol on two differently prepared CuO–CeO2 catalysts journal November 2000
Flame synthesis of nanocrystalline ceria–zirconia: effect of carrier liquid journal January 2003
Gold catalysts supported on ceria doped by rare earth metals for water gas shift reaction: Influence of the preparation method journal April 2009
In Situ Studies of the Active Sites for the Water Gas Shift Reaction over Cu−CeO 2 Catalysts:  Complex Interaction between Metallic Copper and Oxygen Vacancies of Ceria journal January 2006
Near-ambient XPS characterization of interfacial copper species in ceria-supported copper catalysts journal January 2015
Highly Dispersed Copper Oxide Clusters as Active Species in Copper-Ceria Catalyst for Preferential Oxidation of Carbon Monoxide journal March 2015
Control of Metal Nanocrystal Size Reveals Metal-Support Interface Role for Ceria Catalysts journal July 2013
Size dependency variation in lattice parameter and valency states in nanocrystalline cerium oxide journal September 2005
Catalytic combustion of volatile organic compounds on gold/cerium oxide catalysts journal January 2003
Synthesis and characterization of nano-crystalline Ce1−xGdxO2−x/2 (x=0–0.30) solid solutions journal September 2010
Sol-gel chemistry of transition metal oxides journal January 1988
Origin of Anomalous Lattice Expansion in Oxide Nanoparticles journal October 2000
Bimetallic Ni–Cu catalyst supported on CeO2 for high-temperature water–gas shift reaction: Methane suppression via enhanced CO adsorption journal May 2014
Trends in low-temperature water?gas shift reactivity on transition metals journal January 2005
The Scherrer equation versus the 'Debye-Scherrer equation' journal August 2011
EXPGUI , a graphical user interface for GSAS journal April 2001
Surface Oxidation and Reduction of CuO and Cu2O Studied Using XPS and XAES journal November 1996
In Situ EPR Study of the Redox Properties of CuO–CeO 2 Catalysts for Preferential CO Oxidation (PROX) journal May 2016
Spectroscopic Evidence for the Supply of Reactive Oxygen during CO Oxidation Catalyzed by Gold Supported on Nanocrystalline CeO 2 journal March 2005
Anodic Electrodeposition of Cerium Oxide Thin Films journal January 2003
Characterization of cubic ceria–zirconia powders by X-ray diffraction and vibrational and electronic spectroscopy journal October 2003
The Water-Gas Shift Reaction journal January 1980
Characteristic fluorescence corrections in electron-probe microanalysis journal July 1965
Total Oxidation of Carbon-Monoxide and Methane over Transition Metal Fluorite Oxide Composite Catalysts journal May 1995
Synthesis of Mixed Cu/Ce Oxide Nanoparticles by the Oil-in-Water Microemulsion Reaction Method journal June 2016
Low-temperature water-gas shift reaction over Cu- and Ni-loaded cerium oxide catalysts journal August 2000
High activity mesoporous copper doped cerium oxide catalysts for the total oxidation of polyaromatic hydrocarbon pollutants journal January 2012
XPS Study of the reduction of cerium dioxide journal May 1993
Structure−Activity Relationship in Nanostructured Copper−Ceria-Based Preferential CO Oxidation Catalysts journal July 2007
Green chemistry by nano-catalysis journal January 2010
Role of Temperature and pH in Cu(OH) 2 Solubility journal August 1999
Ce 3d XPS study of composite CexMn1−xO2−y wet oxidation catalysts journal July 2002