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Abstract:
The reverse water-gas shift (RWGS) reaction is considered as one of the promising routes for converting greenhouse gases into CO intermediates and subsequently generating high-value products. However, CO2 is difficult to activate at low temperatures and tends to form by-product CH4, resulting in poor conversion and selectivity. In this work, a targeted strategy was developed to oriented deposite Pt components on in-situ constructed CeZrOx interfaces. Due to the dispersion and anchoring effect derived from the oxygen vacancies of the CeZrOx interface, the supported Pt sites were dominantly existed as low-nuclearity configuration. Moreover, the defect-enriched interface showed exceptional electron donation to Pt sites (Pt delta- species) via an electronic metal-support interaction (EMSI), which was endowed with stronger H dissociation properties. Combined with the superior ability for the activation of CO2 over oxygen vacancies at CeZrOx interface, the catalytic performance of low-temperature RWGS reaction was synergistically improved.
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APPLIED CATALYSIS A-GENERAL
ISSN: 0926-860X
Year: 2025
Volume: 691
4 . 7 0 0
JCR@2023
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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Chinese Cited Count:
30 Days PV: 1
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