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Platinum's days as a catalyst may be numbered

Michael Allan McCrae | October 18, 2012 | 4:32 am Base Metals Precious Metals Gold Palladium Platinum 

Scientists are narrowing in on an inexpensive substitute for platinum that can be used in hydrogen fuel cells. Researchers from Brown University have created a cobalt-graphene catalyst that is performing better than platinum in some aspects. Shouheng Sun and his...

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