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Metal Clusters on Nanostructured Carbon Supports for Catalytic Reduction of CO2 by H2 to CH4
Autoři: Kostková Nikola | Morávková Jaroslava | Sazama Petr
Rok: 2025
Druh publikace: ostatní - přednáška nebo poster
Strana od-do: nestránkováno
Tituly:
Jazyk Název Abstrakt Klíčová slova
eng Metal Clusters on Nanostructured Carbon Supports for Catalytic Reduction of CO2 by H2 to CH4 Zeolite-templated carbon was employed as a high-surface-area support for nickel clusters, aiming to enhance catalytic performance in CO₂ methanation. The catalysts were synthesised via controlled deposition of Ni species and subsequently characterised using X-ray diffraction (XRD), transmission electron microscopy (TEM), N₂ adsorption and X-ray photoelectron spectroscopy (XPS) to elucidate structural, textural and chemical properties. The hierarchical carbon framework provided improved dispersion of metallic clusters and facilitated mass transfer, contributing to superior catalytic activity. Methanation tests confirmed the potential of these materials for efficient CO₂ conversion to methane, highlighting their relevance for sustainable carbon utilisation. Zeolite-templated carbon;Surface;Catalysis;TEM;XRD;XPS