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Author Wang, Y.-T.; Wu, S.-M.; Luo, G.-Q.; Tian, G.; Wang, L.-Y.; Xiao, S.-T.; Wu, J.-X.; Wu, A.; Wu, K.-J.; Lenaerts, S.; Yang, X.-Y.
Title A core-shell confined Pd@TS-1 @meso-SiO2 catalyst and its synergy effect on styrene oxidation Type A1 Journal article
Year (down) 2023 Publication Applied catalysis : A : general Abbreviated Journal
Volume 650 Issue Pages 119016-6
Keywords A1 Journal article; Sustainable Energy, Air and Water Technology (DuEL)
Abstract Dual active sites from acidic zeolite and Pd are not only capable of catalyzing multiple type of reactions, but could also generate unique functions owing to the synergy between metals and acidic sites. However, there are only a few reports on the investigation of the synergy of acid/Pd dual sites in TS-1. Herein, TS-1 confined Pd catalyst with mesoporous silica shell (Pd@TS-1 @meso-SiO2) has been successfully synthesized and its synergy effect contributes to the enhanced conversion rate (19.2%) and selectivity (74.7%) on styrene oxidation. The interaction between Pd and TS-1 has been investigated by EPR and 1H NMR techniques, the experimental measurements show an obvious change in the signal distribution of weakly acidic terminal hydroxyls and hydrogen-bonding silanols. The schematic illustration of selective styrene oxidation in the model of Pd@TS-1 @meso-SiO2 is proposed to clarify the synergistic effect on styrene oxidation between TS-1 and Pd nanoparticles at an atomic-/nanoscale.
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Corporate Author Thesis
Publisher Place of Publication Editor
Language Wos 001015700000001 Publication Date 2022-12-28
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0926-860x ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 5.5 Times cited Open Access Not_Open_Access
Notes Approved Most recent IF: 5.5; 2023 IF: 4.339
Call Number UA @ admin @ c:irua:197805 Serial 8826
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