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    Influence of CO2 on storage and release of NOx on barium‐containing catalyst

    A barium‐containing three‐way automotive emission catalyst was submitted to a NOx storage step in flowing lean gas mixture containing 340 ppm NO and 8 vol% O2 in helium. NOx release was carried out in the 250–550...

    S. Balcon, C. Potvin, L. Salin, J.F. Tempère, G. Djéga‐Mariadassou in Catalysis Letters (1999)