New composite reduces rare earth element usage in three-way catalytic converters
Green Car Congress
JUNE 2, 2017
The high-performance, three-way catalytic (TWC) converter is one of the workhorses of emissions reduction for gasoline engines. This function is crucial in current TWC, in which the oxygen partial pressure in the exhaust must be regulated to be near the ideal air-to-fule ration (A/F = 14.6). —Machida et al. Click to enlarge.
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