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Tuning the Co/Fe ratio in BaCo<sub><i>x</i></sub>Fe<sub>0.8−<i>x</i></sub>Zr<sub>0.1</sub>Y<sub>0.1</sub>O<sub>3−<i>δ</i></sub>, a promising triple ionic and electronic conducting oxide, to boost electrolysis and fuel cell performance

Yewon Shin, You-Dong Kim, Michael Sanders, Steven P. Harvey, Michael Walker, Ryan O’Hayre

2022Journal of Materials Chemistry A53 citationsDOIOpen Access PDF

Abstract

A BaCo 0.7 Fe 0.1 Zr 0.1 Y 0.1 O 3− δ (BCFZY7111)-based button cell shows a peak power density of 695 mW cm −2 at 600 °C and a current density of 1976 mA cm −2 at 1.4 V in fuel cell and electrolysis modes.

Topics & Concepts

Materials scienceFuel cellsElectrolysisAnalytical Chemistry (journal)Current densityCrystallographyChemistryPhysicsPhysical chemistryElectrodeChemical engineeringChromatographyQuantum mechanicsEngineeringElectrolyteAdvancements in Solid Oxide Fuel CellsMagnetic and transport properties of perovskites and related materialsElectronic and Structural Properties of Oxides
Tuning the Co/Fe ratio in BaCo<sub><i>x</i></sub>Fe<sub>0.8−<i>x</i></sub>Zr<sub>0.1</sub>Y<sub>0.1</sub>O<sub>3−<i>δ</i></sub>, a promising triple ionic and electronic conducting oxide, to boost electrolysis and fuel cell performance | Litcius