From highly dispersed Rh3+ to nanoclusters and nanoparticles: Probing the low-temperature NO+ CO activity of Rh-doped CeO2 catalysts

LS Kibis, DA Svintsitskiy, EA Derevyannikova… - Applied Surface …, 2019 - Elsevier
For supported catalysts based on highly-priced noble metals the maximum catalytic
efficiency per metal atom is highly desired. In this work, Rh-doped CeO 2 systems were …

Reduction of NO by CO over Rh/CeO2–ZrO2Catalysts: Evidence for a Support-Promoted Catalytic Activity

P Fornasiero, GR Rao, J Kašpar, F L'erario… - Journal of Catalysis, 1998 - Elsevier
Reduction of NO by CO catalysed by Rh/CeO2–ZrO2solid solutions is investigated with the
aim to elucidate the role of the CeO2–ZrO2supports in modifying the activity of supported …

The structure and catalytic properties of Rh-doped CeO 2 catalysts

EA Derevyannikova, TY Kardash, LS Kibis… - Physical Chemistry …, 2017 - pubs.rsc.org
The average structure and the local structure of nanocrystalline Rh-doped CeO2 catalysts,
prepared using a co-precipitation method, were studied using a set of structural (PDF …

Unraveling the low-temperature activity of Rh–CeO 2 catalysts in CO oxidation: probing the local structure and Red-Ox transformation of Rh 3+ species

EA Fedorova, TY Kardash, LS Kibis… - Physical Chemistry …, 2023 - pubs.rsc.org
The local structure of the active sites is one of the key aspects of establishing the nature of
the catalytic activity of the systems. In this work, a detailed structural investigation of the Rh …

Redox and Catalytic Properties of RhxCe1–xO2−δ Solid Solution

LS Kibis, TY Kardash, EA Derevyannikova… - The Journal of …, 2017 - ACS Publications
In this work, a detailed study of the redox properties of solid solution Rh x Ce1–x O2− δ in
correlation with its catalytic activity in CO oxidation reaction was carried out. The ex situ X …

Surfaces of doped nanophase cerium oxide catalysts

AEC Palmqvist, M Wirde, U Gelius… - Nanostructured …, 1999 - Elsevier
Solid solutions of nanophase cerium oxides have been prepared and the relationship
between their bulk crystal structure and surface characteristics has been studied at room …

Hydrothermal synthesis of shape/size-controlled cerium-based oxides

S Mutinda - 2013 - digital.maag.ysu.edu
A low energy band gap between Ce³⁺ and Ce⁴⁺ states in cerium oxide along with its high
oxygen mobility and high oxygen storage capacity are properties that qualify it as one of the …

Stabilization of active Rh2O3 species for catalytic decomposition of N2O on La-, Pr-doped CeO2

A Bueno-López, I Such-Basáñez, CSM De Lecea - Journal of Catalysis, 2006 - Elsevier
CeO2 and La-or Pr-doped CeO2 were prepared at calcination temperatures of 600, 800,
and 1000° C. The samples were characterized by Raman, XRD, and N2 adsorption and …

Probing the interaction of Rh, Co and bimetallic Rh–Co nanoparticles with the CeO 2 support: Catalytic materials for alternative energy generation

E Varga, P Pusztai, L Óvári, A Oszkó… - Physical Chemistry …, 2015 - pubs.rsc.org
The interaction of CeO2-supported Rh, Co and bimetallic Rh–Co nanoparticles, which are
active catalysts in hydrogen production via steam reforming of ethanol, a process related to …

Influence of the cerium precursor on the physico-chemical features and NO to NO2 oxidation activity of ceria and ceria–zirconia catalysts

N Guillén-Hurtado, I Atribak, A Bueno-López… - Journal of Molecular …, 2010 - Elsevier
The preparation of Ce0. 80Zr0. 20O2 mixed oxides was conducted by coprecipitation, using
either Ce (NO3) 3· 6H2O or (NH4) 2Ce (NO3) 6 as cerium precursor. Their counterpart pure …