New stable water-splitting catalyst doesn’t require expensive iridium

Green Car Congress
By mmillikinOct 22, 2022, 8:00 am318 pts
Researchers have developed a nickel-stabilized, ruthenium dioxide (Ni-RuO2) anode catalyst for proton exchange membrane (PEM) water electrolysis. The ruthenium—a more abundant precious metal—serves as a promising alternative to the more rare and expensive iridium—currently the practical anode catalyst for…

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