Articles tagged "catalyst"

The 16th European Microscopy Congress 2016
HRTEM and STEM-EELS study of thin films Pt-CeOx nanocatalysts for on-chip fuel cell technology
Valérie Potin (1), Jaroslava Lavkova (1, 2), Martin Dubau (2), Iva Matolinova (2), Vladimir Matolin (2)
1. Laboratoire Interdisciplinaire Carnot de Bourgogne, Université de Bourgogne Franche-Comté, Dijon, France 2. Department of Surface and Plasma Science, Faculty of Mathematics and Physics, Charles University, Prague, République tchèque
Platinum (Pt) is a versatile element in catalysis that efficiently mediates a multitude of chemical reactions. Unfortunately, Pt is a rare noble metal and its…
The 16th European Microscopy Congress 2016
The Importance of Nano-Confinement in Nanoporous Catalysts: Atom Probe Tomography and FIB/SEM study of surface segregation
Cedric Barroo (1), Nare Janvelyan (2), Branko Zugic (2), Juergen Biener (3), Austin Akey (4), Cynthia Friend (2), David Bell (1, 4)
1. School of Engineering and Applied Sciences, Harvard University, Cambridge, Etats-Unis 2. Department of Chemistry and Chemical Engineering, Harvard University, Cambridge, Etats-Unis 3. Lawrence Livermore National Lab, livermore, Etats-Unis 4. Center for Nanoscale Systems, Harvard University, Cambridge, Etats-Unis
To improve the understanding of catalytic processes, the surface structure and composition of the active materials need to be determined before and after reaction. Morphological…