Jin’s research team reports a hydrogen-making catalyst containing phosphorus and sulfur – both common elements – and cobalt, a metal that is 1,000 times cheaper than platinum. This is in answer to the major roadblock to “hydrogen economy”, ie the need for platinum or other expensive noble metals in the water-splitting devices. Noble metals are normally used as they resist oxidation and include many of the precious metals, such as platinum, palladium, iridium and gold.
Catalyst...
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