The Dynamic Structure of Au<sub>38</sub>(SR)<sub>24</sub> Nanoclusters Supported on CeO<sub>2</sub> upon Pretreatment and CO Oxidation
Stephan Pollitt, Vera Truttmann, Thomas Haunold, Clara García, W. Olszewski, Jordi Llorca, Noelia Barrabés, Günther Rupprechter
Abstract
-S), leading to highest activity. During reaction, structural changes occurred via CO-induced Au and O-induced S migration to the support. The results reveal the dynamics of nanocluster catalysts and the underlying cluster chemistry.
Topics & Concepts
NanoclustersX-ray photoelectron spectroscopyCluster (spacecraft)Oxidizing agentCatalysisDiffuse reflectance infrared fourier transformChemistryPhotochemistrySpectroscopyTransmission electron microscopyAbsorption (acoustics)Infrared spectroscopyFourier transform infrared spectroscopyAbsorption spectroscopyNanoparticleCrystallographyMaterials scienceNanotechnologyChemical engineeringPhotocatalysisOpticsOrganic chemistryComposite materialQuantum mechanicsComputer scienceProgramming languagePhysicsEngineeringNanocluster Synthesis and ApplicationsAdvanced Nanomaterials in CatalysisCatalytic Processes in Materials Science