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Roger Davis
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Seems like I have read frequent announcements on this site touting all kinds of low-Pt or Pt-free fuel cell catalysts. Here are 3 that I dug up from my reference file in about 5 seconds, none of them particularly new: (Sorry, I can't figure out how to make a hypertext link in this edit window.) Is all of this stuff just vaporware? Is platinum still being used by everyone who is actually making non-research-lab functional H2 fuel cells?