Aggregation of CeO<sub>2</sub> particles with aligned grains drives sintering of Pt single atoms in Pt/CeO<sub>2</sub> catalysts
Jaeha Lee, Sungsu Kang, Eunwon Lee, Minho Kang, Jongbaek Sung, Taejin Kim, Phillip Christopher, Jungwon Park, Do Heui Kim
Abstract
During thermal treatment of Pt/CeO 2 catalysts, aggregation of CeO 2 particles can facilitate the sintering of supported Pt, especially when the neighboring lattice-aligned CeO 2 particles aggregate.
Topics & Concepts
SinteringMaterials scienceCatalysisPlatinumSingle crystalChemical engineeringCrystallographyMetallurgyChemistryEngineeringBiochemistryCatalytic Processes in Materials ScienceCatalysis and Oxidation ReactionsCatalysis and Hydrodesulfurization Studies