Inhibition of NO Decomposition Activity of Perovskite-type Oxides by Coexisting Carbon Dioxide

Catalytic activity of La-based perovskites, La0.8Sr0.2CoO3 as a representative example, for the direct NO decomposition above 500 °C was decreased by the coexistence of gaseous carbon dioxide. The effect of carbon dioxide was more severe than the well-known impact of oxygen, though it was reversible...

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Veröffentlicht in:Bulletin of the Chemical Society of Japan 2001-06, Vol.74 (6), p.1161-1162
Hauptverfasser: Teraoka, Yasutake, Torigoshi, Ken’ichiro, Kagawa, Shuichi
Format: Artikel
Sprache:eng
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Zusammenfassung:Catalytic activity of La-based perovskites, La0.8Sr0.2CoO3 as a representative example, for the direct NO decomposition above 500 °C was decreased by the coexistence of gaseous carbon dioxide. The effect of carbon dioxide was more severe than the well-known impact of oxygen, though it was reversible at 800 °C.
ISSN:0009-2673
1348-0634
DOI:10.1246/bcsj.74.1161