Elucidating the role of surface Ce sites in the enhanced low temperature reduction of Pd-loaded CeO2–ZrO2 using infrared spectroscopy

Catal. Sci. Technol., 2025, Advance Article
DOI: 10.1039/D4CY01312C, Paper

Hiroki Tanaka, Yoshinori Endo, Masaaki Haneda
The reduction mechanism of Pd/CZ was elucidated through quantitative observation of Ce reduction via infrared absorption derived from the electronic transition of Ce³⁺ and C–O vibration of methoxy on the surface Ce sites.
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