Platinum/Cobalt Nanocatalyst (IMAGE)

DOE/Lawrence Berkeley National Laboratory

Platinum/Cobalt Nanocatalyst

Caption

This TEM image of platinum/cobalt bimetallic nanoparticle catalyst in action shows that during the oxidation reaction, cobalt atoms migrate to the surface of the particle, forming a cobalt oxide epitaxial film, like water on oil.

Credit

Image courtesy of Haimei Zheng, Berkeley Lab

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