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Chuck Squatriglia via

Researchers have developed a platinum-free catalyst in cathode of hydrogen fuel cell that uses carbon, iron and cobalt. That could make the catalysts “two to three orders of magnitude cheaper,” thereby significantly reducing the cost of fuel cells.

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Katherine Bourzac via

Startup company SiEnergy Systems has overcome a major barrier to commercializing solid-oxide fuel cells with a prototype that operates at temperatures hundreds of degrees lower than those on the market today.