Common 'oxygen sponge' catalyst soaks up hydrogen too, neutron spectroscopy reveals

A workhorse catalyst of vehicle exhaust systems — an “oxygen sponge” that can soak up oxygen from air and store it for later use in oxidation reactions — may also be a “hydrogen sponge,” scientists have discovered.

from Engineering and Construction News – ScienceDaily https://www.sciencedaily.com/releases/2017/11/171107161440.htm

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