Bismuth mobile promoter and cobalt-bismuth nanoparticles in carbon nanotube supported Fischer-Tropsch catalysts with enhanced stability

Bang Gu,Deizi V. Peron,Alan J. Barrios,Mirella Virginie,Camille La Fontaine,Valerie Briois,Mykhailo Vorokhta,Bretislav Smid,Simona Moldovan,Siddardha Koneti,Thobani G. Gambu,Mark Saeys,Vitaly V. Ordomsky,Andrei Y. Khodakov

Journal of Catalysis（2021）

引用 7|浏览9

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摘要

•Cobalt-bismuth nanoparticles in carbon nanotubes supported catalysts.•Noticeable increase in catalyst stability on the promotion.•Migration of metallic bismuth occurring leading to its redispersion.•Enhancement of cobalt reduction on the promotion.•Preferential bismuth localization at the steps and edges of cobalt nanoparticles.

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关键词

Operando,Catalysis,Liquid metals,Bismuth,Cobalt,Stability,Fischer-Tropsch

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