<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The ex-situ tests were performed with Zr1Nb alloy specimens
that had been pre-exposed to the environment with an
elevated concentration of lithium (70 ppm Li as LiOH) at the
temperature of 360 °C for a period of 63 to 77 days prior to
the measurement. The impedance changes at the phase alloy-
-oxide-electrolyte interface were monitored using the ex-situ
electrochemical impedance spectroscopy. At the same time, the
progress of electrolyte penetration in the oxide porous structure
was studied. The oxidic layer and the electrolyte penetration
are characterized by the elements of the equivalent circuit
model and Jonscher analysis that enables calculation of the
dielectric thickness of the oxide.</p></abstract>

The ex-situ tests were performed with Zr1Nb alloy specimens
that had been pre-exposed to the environment with an
elevated concentration of lithium (70 ppm Li as LiOH) at the
temperature of 360 °C for a period of 63 to 77 days prior to
the measurement. The impedance changes at the phase alloy-
-oxide-electrolyte interface were monitored using the ex-situ
electrochemical impedance spectroscopy. At the same time, the
progress of electrolyte penetration in the oxide porous structure
was studied. The oxidic layer and the electrolyte penetration
are characterized by the elements of the equivalent circuit
model and Jonscher analysis that enables calculation of the
dielectric thickness of the oxide.

Ex-situ characterization of pre- and post-transient specimens of Zr1Nb alloys

KOM – Corrosion and Material Protection Journal

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Ex-situ characterization of pre- and post-transient specimens of Zr1Nb alloys"}

The ex-situ tests were performed with Zr1Nb alloy specimens
that had been pre-exposed to the environment with an
elevated concentration of lithium (70 ppm Li...

Ex-situ characterization of pre- and post-transient specimens of Zr1Nb alloys

Publicado en línea: 22 abr 2015

Páginas: 19 - 23

DOI: https://doi.org/10.1515/kom-2015-0008

© Krausová A. et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.