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Can I read The Oxygen Transfer Process on Solid Oxide/noble Metal Electrodes, Studied with Impedance Spectroscopy, Dc Polarization and Isotope Exchange on EtoBox?

The Oxygen Transfer Process on Solid Oxide/noble Metal Electrodes, Studied with Impedance Spectroscopy, Dc Polarization and Isotope Exchange by B.A. Boukamp; B.A. van Hassel; I.C. Vinke; K.J. De Vries; A.J. Burggraaf is a Engineering article available to read on EtoBox.

What is The Oxygen Transfer Process on Solid Oxide/noble Metal Electrodes, Studied with Impedance Spectroscopy, Dc Polarization and Isotope Exchange about?

Abstrset-The electrochemical oxygen transfer process at the yttria stabilixed xirconia (YSZ) and Feimplanted YSZ, and at the erbia stabilized bismuth oxide (BE25) surface is studied with dc polarization and impedance spectroscopy using gold electrodes, and with '\*O gas phase exchange. The surface modification by Fe-implantation increase8 the exchange current density up to a factor of 50, but analysis of the impedance spectra at dilTerent polarization levels indicates that the type of electrode reaction is not changed by the implantation. Inductive effects at cathodic polarizations are interpreted with a stepwise transfer of electrons. Isotope exchange experiments show an increase in adsorption/reaction sites at the surface after implantation. The high exchange current density, I,, for BE25 is independent of type of electrode but does depend on electrode morphology. I, can be equated to the surface oxygen exchange rate, indicating that the entire electrolyte surface is active in the electrode exchange process. Qualitative interpretation of the impedance spectra measured at ditTerent levels of polarization result8 in a model where adsorbed oxygen species diffuse over the oxide surfa

Who reads The Oxygen Transfer Process on Solid Oxide/noble Metal Electrodes, Studied with Impedance Spectroscopy, Dc Polarization and Isotope Exchange?

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Author
B.A. Boukamp; B.A. van Hassel; I.C. Vinke; K.J. De Vries; A.J. Burggraaf
Publisher
Elsevier Science; Elsevier ; Elsevier Ltd.; Elsevier BV (ISSN 0013-4686)
Published
1993
Language
EN
Field
Engineering (Physical Sciences)

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