Oxygen transport parameters in oxide ion conductors
Ionic Oxyde Ions Conductors
Article REF: AF6711 V1
Oxygen transport parameters in oxide ion conductors
Ionic Oxyde Ions Conductors

Authors : Aurélie ROLLE, Vincent THORETON, Caroline PIROVANO, Olivier LAFON, Rose-Noëlle VANNIER

Publication date: January 10, 2015 | Lire en français

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3. Oxygen transport parameters in oxide ion conductors

Two parameters govern oxygen transport in a solid:

  • diffusion of ions in the solid, characterized by a diffusion coefficient ;

  • dissociation of molecular oxygen into oxide ions at the solid surface, characterized by a surface transfer or exchange coefficient (§ 1.3 ).

Several...

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