Fundamentals and Catalytic Applications of CeO2-Based Materials

T Montini, M Melchionna, M Monai… - Chemical …, 2016‏ - ACS Publications
Cerium dioxide (CeO2, ceria) is becoming an ubiquitous constituent in catalytic systems for
a variety of applications. 2016 sees the 40th anniversary since ceria was first employed by …

Oxygen defects and surface chemistry of ceria: quantum chemical studies compared to experiment

J Paier, C Penschke, J Sauer - Chemical reviews, 2013‏ - ACS Publications
As one of the most significant rare earth oxides, ceria (CeO 2) has attracted much interest
over the past decades. In catalysis, 1, 2 CeO2 serves as a widely used support material and …

Induced giant piezoelectricity in centrosymmetric oxides

DS Park, M Hadad, LM Riemer, R Ignatans, D Spirito… - Science, 2022‏ - science.org
Piezoelectrics are materials that linearly deform in response to an applied electric field. As a
fundamental prerequisite, piezoelectric materials must have a noncentrosymmetric crystal …

Switching of metal–oxygen hybridization for selective CO2 electrohydrogenation under mild temperature and pressure

M Li, B Hua, LC Wang, JD Sugar, W Wu, Y Ding, J Li… - Nature Catalysis, 2021‏ - nature.com
Artificial carbon fixation contributes to closing the anthropogenic carbon cycle. However,
large-scale conversion of CO2 into selective products remains a challenge. Coupled thermal …

Understanding chemical expansion in non‐stoichiometric oxides: ceria and zirconia case studies

D Marrocchelli, SR Bishop, HL Tuller… - Advanced Functional …, 2012‏ - Wiley Online Library
Atomic scale computer simulations, validated with experimental data, are used to uncover
the factors responsible for defect‐induced chemical expansion observed in non …

Chemistry of Lewis acid–base pairs on oxide surfaces

H Metiu, S Chrétien, Z Hu, B Li… - The Journal of Physical …, 2012‏ - ACS Publications
We examine a large number of DFT calculations regarding the chemistry of oxide surfaces
and show that their qualitative conclusions can be predicted by using a few rules derived …

Understanding the ionic conductivity maximum in doped ceria: trap** and blocking

J Koettgen, S Grieshammer, P Hein… - Physical Chemistry …, 2018‏ - pubs.rsc.org
Materials with high oxygen ion conductivity and low electronic conductivity are required for
electrolytes in solid oxide fuel cells (SOFC) and high-temperature electrolysis (SOEC). A …

Rare earth doped ceria: The complex connection between structure and properties

M Coduri, S Checchia, M Longhi, D Ceresoli… - Frontiers in …, 2018‏ - frontiersin.org
The need for high efficiency energy production, conversion, storage and transport is serving
as a robust guide for the development of new materials. Materials with physical-chemical …

Performance, structure, and mechanism of CeO2 in HCl oxidation to Cl2

AP Amrute, C Mondelli, M Moser, G Novell-Leruth… - Journal of …, 2012‏ - Elsevier
Experimental and theoretical studies reveal performance descriptors and provide molecular-
level understanding of HCl oxidation over CeO2. Steady-state kinetics and characterization …

Ab initio analysis of the defect structure of ceria

T Zacherle, A Schriever, RA De Souza, M Martin - Physical Review B …, 2013‏ - APS
We calculated the formation energies of all simple point defects in cubic fluorite structured
CeO 2 using density functional theory within the GGA+ U approximation. All possible defect …