A review of the indispensable role of oxygen vacancies for enhanced CO2 methanation activity over CeO2-based catalysts: Uncovering, influencing, and tuning …

I Hussain, G Tanimu, S Ahmed, CU Aniz… - International Journal of …, 2023 - Elsevier
It is generally accepted that carbon dioxide (CO 2) is one of the most important greenhouse
gases and a primary factor in the acceleration of climate change. Methanation, which …

Research on nickel-based catalysts for carbon dioxide methanation combined with literature measurement

Z Wang, L Wang, Y Cui, Y Xing, W Su - Journal of CO2 Utilization, 2022 - Elsevier
Carbon dioxide reduction has become an important challenge as the world becomes
increasingly concerned about carbon neutrality. The production of synthetic natural gas …

Enhancing the low-temperature CO2 methanation over Ni/La-CeO2 catalyst: The effects of surface oxygen vacancy and basic site on the catalytic performance

T Zhang, W Wang, F Gu, W Xu, J Zhang, Z Li… - Applied Catalysis B …, 2022 - Elsevier
This work reports a strategy to promote the low-temperature CO 2 methanation on the Ni-
based catalyst by tuning the surface oxygen vacancy and medium-strength basic sites of the …

CO2 methanation over the Ni-based catalysts supported on nano-CeO2 with varied morphologies

Y Bian, C Xu, X Wen, L Xu, Y Cui, S Wang, C Wu, J Qiu… - Fuel, 2023 - Elsevier
A series of CeO 2 supports with particular morphologies (nanorods, nanocubes, nanooctas,
and nanoparticles) were successfully fabricated by controlling the parameters of the …

Optimizing the oxide support composition in Pr-doped CeO2 towards highly active and selective Ni-based CO2 methanation catalysts

AI Tsiotsias, ND Charisiou, A AlKhoori, S Gaber… - Journal of energy …, 2022 - Elsevier
In this study, Ni catalysts supported on Pr-doped CeO 2 are studied for the CO 2
methanation reaction and the effect of Pr doping on the physicochemical properties and the …

Recent Advances on Fine-Tuning Engineering Strategies of CeO2-Based Nanostructured Catalysts Exemplified by CO2 Hydrogenation Processes

G Varvoutis, M Lykaki, GE Marnellos, M Konsolakis - Catalysts, 2023 - mdpi.com
Ceria-based oxides have been extensively involved in a wide range of catalytic applications
due to their intriguing properties, related mostly to their superior redox features in …

Natural Kaolin-Based Ni Catalysts for CO2 Methanation: On the Effect of Ce Enhancement and Microwave-Assisted Hydrothermal Synthesis

K Aimdate, A Srifa, W Koo-Amornpattana… - ACS …, 2021 - ACS Publications
Natural kaolin-based Ni catalysts have been developed for low-temperature CO2
methanation. The catalysts were prepared via a one-step co-impregnation of Ni and Ce onto …

Catalytic hydrothermal liquefaction of tetra pak with Ni-xCe/CNTs

Y Wang, Z Liu, Y Wang, C Fang, D Xu, L Liu, X Zheng - Energy, 2022 - Elsevier
A series of Ni-xCe/CNTs were synthesized by incipient wetness impregnation method and
characterized by XRD, XPS, and H 2-TPR. Their catalytic performances were systematically …

Low-Temperature Plasma-Assisted Catalytic Dry Reforming of Methane over CeO2 Nanorod-Supported NiO Catalysts in a Dielectric Barrier Discharge Reactor

MR Ahasan, MM Hossain, Z Barlow… - … Applied Materials & …, 2023 - ACS Publications
Nonthermal plasma (NTP)-assisted catalytic dry reforming of methane (DRM) is considered
a powerful single-stage reaction mechanism because of its ability to activate normally stable …

The synergy of Ni doping and oxygen vacancies over CeO2 in visible light-assisted thermal catalytic methanation reaction

Z Yang, D Zheng, X Yue, K Wang, Y Hou, W Dai… - Applied Surface …, 2023 - Elsevier
The photo-assisted thermal catalytic system has provided a new alternative way to drive
highly efficient CO 2 methanation reaction. In this work, we investigated the role of visible …