A new cost-effective polymer membrane can decrease the cost of alkaline
batteries and fuel cells by allowing the replacement of expensive
platinum catalysts without sacrificing important aspects of performance,
according to Penn State researchers.
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| A membrane electrode assembly being inserted into a fuel cell testing stand. By creating several variations of membranes and studying them under similar conditions, the research team can predict the most optimal structure in an active and stable fuel cell. (Credit: Patrick Mansell) |