Enhanced stability of iron-nickel oxygen carriers in biomass chemical looping gasification by core-shell structure

Chemical Engineering Journal(2023)

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摘要
•The overcoating TiO2 forms a layered structure with the OCs active site.•High-density and well-dispersed NiO NPs and NiFe2O4 NPs were in situ formed.•Excellent reactivity performance was obtained at 800 °C.•The FNO@TiO2 exhibited excellent stability during the 50-times reuse.
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关键词
Chemical looping gasification,Oxygen carrier,Biomass tar gasification,Core-shell structure,Stability
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