Core-shell catalysts for the elimination of organic contaminants in ...
2023年1月1日 · Core-shell catalysts are functional materials whose properties can be controlled by changing the elemental compositions and the morphologies of the core and shell, and finally, realize synergistic effects between the different components and the combination of …
Core–shell structured catalysts for thermocatalytic, photocatalytic ...
2020年5月14日 · For CO 2 conversion, core–shell catalysts can provide distinctive advantages by addressing challenges such as catalyst sintering and activity loss in CO 2 reforming processes, insufficient product selectivity in thermocatalytic CO 2 hydrogenation, and low efficiency and selectivity in photocatalytic and electrocatalytic CO 2 hydrogenation. In ...
Core-shell Ni/SiO2@ZrO2 catalyst for highly selective CO2 …
The Ni/SiO 2 @ZrO 2 catalyst was prepared by coating with ZrO 2 on the Ni/SiO 2 surface via in situ hydrothermal synthesis method. TEM results revealed that the catalyst exhibited a distinct core-shell structure with a ZrO 2 shell, as well as uniform particle dispersion.
Carbon-anchoring synthesis of Pt1Ni1@Pt/C core-shell catalysts …
2024年11月1日 · According to the simulation results, we developed highly active and stable Pt x Ni y @Pt/C (x: y = 1 or 3) core-shell nanoparticles (NPs) catalysts for ORR by a controllable “carbon defect...
Design of a core–shell catalyst: an effective strategy for …
2020年3月18日 · An elegant catalyst is designed via the encapsulation of metallic oxide Zn–Cr inside of zeolite SAPO34 as a core–shell structure (Zn–Cr@SAPO) to realize the coupling of methanol-synthesis and methanol-to-olefin reactions. It can not only break through the limitation of the Anderson–Schulz–Flory distribution
Synthesis of core@shell catalysts guided by Tammann ... - Nature
2024年1月10日 · The authors report a synthetic strategy to create core@shell catalysts using strong metal-support interactions and low-Tammann-temperature compounds. The resulting materials are highly stable...
Core–Shell Nanostructured Catalysts | Accounts of Chemical …
2012年12月26日 · Core–shell nanostructures are nanoparticles encapsulated and protected by an outer shell that isolates the nanoparticles and prevents their migration and coalescence during the catalytic reactions. The synthesis and characterization of effective core–shell catalysts has been at the center of our research efforts and is the focus of this ...
Conjugated dual size effect of core-shell particles synergizes
2023年2月1日 · Core-shell bimetallic nanocatalysts have attracted long-standing attention in heterogeneous catalysis. Tailoring both the core size and shell thickness to the...
Core–Shell Design of Metastable Phase Catalyst Enables Highly ...
2023年10月31日 · The core–shell design of metastable phase nickel (Ni) catalyst achieves a beyond platinum-group metal performance with exhibiting approaching 100% conversion rate and selectivity, good stability, and...
Core-Shell and Yolk-Shell Nanocatalysts | SpringerLink
This book introduces recent progress in preparation and application of core-shell and yolk-shell structures for attractive design of catalyst materials. Core-shell nanostructures with active core particles covered directly with an inert shell can perform as highly active and selective catalysts with long lifetimes.