The surface chemistry of cerium oxide

DR Mullins - Surface Science Reports, 2015 - Elsevier
This review covers the structure of, and chemical reactions on, well-defined cerium oxide
surfaces. Ceria, or mixed oxides containing ceria, are critical components in automotive …

Site requirements for the adsorption and reaction of oxygenates on metal oxide surfaces

JM Vohs - Chemical reviews, 2013 - ACS Publications
The diversity of the structure and composition of metal oxides allow these materials to have
a wide range of surface reactivities, and they are used extensively as catalysts for reactions …

Progress in accurate chemical kinetic modeling, simulations, and parameter estimation for heterogeneous catalysis

S Matera, WF Schneider, A Heyden, A Savara - Acs Catalysis, 2019 - ACS Publications
Chemical kinetic modeling in heterogeneous catalysis is advancing in its ability to provide
qualitatively or even quantitatively accurate prediction of real-world behavior because of …

DFT Study of CO2 Adsorption and Hydrogenation on the In2O3 Surface

J Ye, C Liu, Q Ge - The Journal of Physical Chemistry C, 2012 - ACS Publications
Catalytic conversion of CO2 to liquid fuels or valuable chemicals is an attractive alternative
to geological sequestration. In the present study, we applied density functional theory slab …

Insights into the Interfacial Lewis Acid–Base Pairs in CeO2‐Loaded CoS2 Electrocatalysts for Alkaline Hydrogen Evolution

J Li, Z **a, Q Xue, M Zhang, S Zhang, H **ao, Y Ma… - Small, 2021 - Wiley Online Library
Despite the known efficacy of CeO2 as a promoter in alkaline hydrogen evolution reaction
(HER), the underlying mechanism of this effect remains unclear. CoS2, a pyrite‐type alkaline …

Reactivity of Hydroxyls and Water on a CeO2(111) Thin Film Surface: The Role of Oxygen Vacancy

B Chen, Y Ma, L Ding, L Xu, Z Wu… - The Journal of …, 2013 - ACS Publications
The interaction of atomic hydrogen and H2O with stoichiometric and partially reduced CeO2
(111) thin films deposited on a Cu (111) substrate was investigated by temperature …

Probing the Surface Sites of CeO2 Nanocrystals with Well-Defined Surface Planes via Methanol Adsorption and Desorption

Z Wu, M Li, DR Mullins, SH Overbury - Acs Catalysis, 2012 - ACS Publications
Methanol has been considered as a “smart” molecule in studying the surface sites of metal
oxide catalysts. In this work, methanol was utilized to probe the nature of surface sites of …

Adsorption and Protonation of CO2 on Partially Hydroxylated γ-Al2O3 Surfaces: A Density Functional Theory Study

Y Pan, C Liu, Q Ge - Langmuir, 2008 - ACS Publications
Adsorption and protonation of CO2 on the (110) and (100) surfaces of γ-Al2O3 have been
studied using density functional theory slab calculations. On the dry (110) and (100) …

Formation of Superoxide Anions on Ceria Nanoparticles by Interaction of Molecular Oxygen with Ce3+ Sites

G Preda, A Migani, KM Neyman… - The Journal of …, 2011 - ACS Publications
The exposure of reduced ceria, CeO2− x, to molecular oxygen results in the formation of
peroxo, O22−, and superoxo, O2−, species. The formation of diamagnetic peroxo species is …

Unraveling the structure sensitivity in methanol conversion on CeO2: A DFT+ U study

M Capdevila-Cortada, M García-Melchor, N López - Journal of Catalysis, 2015 - Elsevier
Methanol decomposes on oxides, in particular CeO 2, producing either formaldehyde or CO
as main products. This reaction presents structure sensitivity to the point that the major …