Article ID Journal Published Year Pages File Type
5423304 Surface Science 2011 6 Pages PDF
Abstract
► Theoretical model for diffusion of Rh species up to and across Pt-Rh APT specimens. ► Determination of activation energies for the two distinct processes. ► Identification of crystallographic orientation dependence on activation energies. ► Possible method for accurately controlling surface segregation of alloy catalysts.
Keywords
Related Topics
Physical Sciences and Engineering Chemistry Physical and Theoretical Chemistry
Preview
A model for oxidation-driven surface segregation and transport on Pt-alloys studied by atom probe tomography
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