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Nitrogen
Oxide is a major pollutant present in the exhaust gases from the
automobiles and a cause of major concern to environmentalists. Conversion of
NO to gases like N2 is currently a hot topic of research. Cu ions
exchanged into zeolites like ZSM-5 show high catalytic activity for the
decomposition or selective reduction of NO to N2. Unfortunately,
very little is known about the mechanism by which this conversion takes
place. Hence, we have begun our work by developing a gas flow model to
predict the changes in gas composition along the catalyst bed for the direct
decomposition of NO using the reaction mechanism proposed. Subsequently, we
would determine the reaction mechanism for the selective reduction of NO
with NH3.
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