Tracking the nanoparticle exsolution/reoxidation processes of Ni-doped SrTi<sub>0.3</sub>Fe<sub>0.7</sub>O<sub>3−<i>δ</i></sub> electrodes for intermediate temperature symmetric solid oxide fuel cells
Mariano Santaya, Catalina Jiménez, Horacio Troiani, Emilia A. Carbonio, Mauricio D. Arce, Lucía M. Toscani, Raul Garcia‐Diez, Regan G. Wilks, Axel Knop‐Gericke, Marcus Bär, Liliana Mogni
Abstract
In situ NAP-XPS and XAS are used to elucidate the mechanisms of the exsolution/reoxidation process in Sr 0.93 Ti 0.3 Fe 0.63 Ni 0.07 O 3− δ (STFN) perovskite, used as an electrode for intermediate temperature-SOFC.
Topics & Concepts
Materials sciencePerovskite (structure)DopingElectrodeOxideX-ray photoelectron spectroscopyAnalytical Chemistry (journal)Chemical engineeringCrystallographyPhysical chemistryOptoelectronicsChemistryMetallurgyChromatographyEngineeringAdvancements in Solid Oxide Fuel CellsElectronic and Structural Properties of OxidesMagnetic and transport properties of perovskites and related materials