Journal article

Characterization of chemical composition and electronic structure of Pt/YSZ interfaces by analytical transmission electron microscopy


Authors listSrot, V; Watanabe, M; Scheu, C; van Aken, PA; Salzberger, U; Luerssen, B; Janek, J; Rühle, M

Publication year2010

Pages1616-1622

JournalSolid State Ionics

Volume number181

Issue number35-36

ISSN0167-2738

DOI Linkhttps://doi.org/10.1016/j.ssi.2010.08.026

PublisherElsevier


Abstract
Platinum/yttria stabilized zirconia (Pt/YSZ) interfaces with two different orientation relationships were characterized using advanced analytical transmission electron microscopy methods. Quantitative X-ray energy dispersive spectroscopy (XEDS) was performed by the recently developed zeta-factor method. Neither interdiffusion nor segregation was detected across the Pt/YSZ interfaces of both orientation conditions within the resolution limit of the technique. The interface specific components of the electron energy-loss near-edge structures (EWES) were extracted by employing the spatial difference technique. Features of the O-K EWES at the interface are distinctly different from that at bulk YSZ indicating Pt-O bonding. The experimentally observed changes in the O-K ELNES are in good agreement with the results of ab-initio full multiple scattering calculation, based on structure modeling at the interfaces.



Citation Styles

Harvard Citation styleSrot, V., Watanabe, M., Scheu, C., van Aken, P., Salzberger, U., Luerssen, B., et al. (2010) Characterization of chemical composition and electronic structure of Pt/YSZ interfaces by analytical transmission electron microscopy, Solid State Ionics, 181(35-36), pp. 1616-1622. https://doi.org/10.1016/j.ssi.2010.08.026

APA Citation styleSrot, V., Watanabe, M., Scheu, C., van Aken, P., Salzberger, U., Luerssen, B., Janek, J., & Rühle, M. (2010). Characterization of chemical composition and electronic structure of Pt/YSZ interfaces by analytical transmission electron microscopy. Solid State Ionics. 181(35-36), 1616-1622. https://doi.org/10.1016/j.ssi.2010.08.026


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