New advances in using Raman spectroscopy for the characterization of catalysts and catalytic reactions

C Hess - Chemical Society Reviews, 2021 - pubs.rsc.org
Gaining insight into the mode of operation of heterogeneous catalysts is of great scientific
and economic interest. Raman spectroscopy has proven its potential as a powerful …

Size of cerium dioxide support nanocrystals dictates reactivity of highly dispersed palladium catalysts

V Muravev, A Parastaev, Y van den Bosch, B Ligt… - Science, 2023 - science.org
The catalytic performance of heterogeneous catalysts can be tuned by modulation of the
size and structure of supported transition metals, which are typically regarded as the active …

Highly selective and stable nickel catalysts supported on ceria promoted with Sm2O3, Pr2O3 and MgO for the CO2 methanation reaction

GI Siakavelas, ND Charisiou, S AlKhoori… - Applied Catalysis B …, 2021 - Elsevier
The present work reports on the investigation of the catalytic performance for the
methanation of CO 2 over Ni catalysts based on CeO 2, and for the first time, of Ni catalysts …

Structured Catalysts and Catalytic Processes: Transport and Reaction Perspectives

C Pei, S Chen, D Fu, ZJ Zhao, J Gong - Chemical Reviews, 2024 - ACS Publications
The structure of catalysts determines the performance of catalytic processes. Intrinsically, the
electronic and geometric structures influence the interaction between active species and the …

The water splitting cycle for hydrogen production at photo-induced oxygen vacancies using solar energy: experiments and DFT calculation on pure and metal-doped …

R Li, C Wen, K Yan, T Liu, B Zhang, M Xu… - Journal of Materials …, 2023 - pubs.rsc.org
Metal oxides can produce photo-induced oxygen vacancies under ultraviolet irradiation,
where the oxygen vacancies can help produce hydrogen during the process of …

Catalytic ammonia decomposition over Ni-Ru supported on CeO2 for hydrogen production: Effect of metal loading and kinetic analysis

I Lucentini, GG Colli, CD Luzi, I Serrano… - Applied Catalysis B …, 2021 - Elsevier
Abstract Ceria-supported Ni-Ru bimetallic catalysts with different metal loadings have been
prepared by co-impregnation, characterized and tested in the production of hydrogen from …

Enhancement of oxygen vacancy sites of La2-xMxCe2O7-δ (M= Ca, Ba, Sr) catalyst for the low temperature oxidative coupling of Methane: A combined DFT and …

RS Pal, S Rana, SK Sharma, R Khatun… - Chemical Engineering …, 2023 - Elsevier
This study investigated the effect of different alkaline earth metals doped La 2-x M x Ce 2 O 7-
δ (M= Ca, Sr, Ba and x= 0.30) catalysts prepared by one-step hydrothermal method for the …

Tin and lanthanum modified Ni/CeO2 catalyst systems for low temperature steam reforming of ethanol

AK Seriyala, R Chava, J Baffoe, XTL Pham… - International Journal of …, 2024 - Elsevier
This work examines the Ni–Sn/Ce–La–O catalyst systems for low-temperature stream
reforming of ethanol. Catalysts of 5 and 20 wt% metal loading, and different Ce: La ratios are …

Modulate the metal support interactions to optimize the surface-interface features of Pt/CeO2 catalysts for enhancing the toluene oxidation

J Fan, Y Sun, M Fu, J Li, D Ye - Journal of Hazardous Materials, 2022 - Elsevier
Metal support interactions modulation is one of the effective strategies to enhance the
catalytic performance. Herein, we reported that modulating metal support interactions by …

[HTML][HTML] High-performance water gas shift induced by asymmetric oxygen vacancies: Gold clusters supported by ceria-praseodymia mixed oxides

J Shi, H Li, A Genest, W Zhao, P Qi, T Wang… - Applied Catalysis B …, 2022 - Elsevier
Modifying and controlling sites at the metal/oxide interface is an effective way of tuning
catalytic activity, beneficial for bifunctional catalysis by reducible oxide supported metal …