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MIT breakthrough boosts fuel cell output

The Register: Scientists at the Massachusetts Institute of Technology have come up with a way to improve the power output of fuel cells by more than 50 per cent: a better membrane.

The material was developed specifically for direct methanol fuell cells (DMFCs) and sits between the cell's two electrodes. It prevents current flowing directly through the cell but also allows hydrogen nuclei - protons, essentially - to pass from the positive electrode to the negative, where they help complete the cell's energy-producing chemical reaction.

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