Preparation and Oxygen Permeability of ReBaCo2O5+δ (Re = Pr, Nd, Y) Ceramic Membranes

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Abstract:

ReBaCo2O5+δ (Re=Pr, Nd, Y) oxides were synthesized by solid state reaction method. The oxygen permeation flux of ReBaCo2O5+δ (Re=Pr, Nd, Y) membranes increased with temperature and oxygen partial pressure and ranked as follow: PrBaCo2O5+δ > NdBaCo2O5+δ > YBaCo2O5+δ. The oxygen permeation response of PrBaCo2O5+δ membrane was fairly stable and no detectable degradation is observed at high temperature under carbon dioxide conditions (CO2 = 500 ppm).

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Advanced Materials Research (Volumes 560-561)

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959-964

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August 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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