Carbon dioxide electrolysers ready for fluctuating power from wind and solar

A photo of solar panels during sunset on a bright day. There's an industrial complex in the far distance

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First CO2-to-fuel device that can deal with the intermittent currents coming from renewable energy sources

An electrolyser turns carbon dioxide into a fuel and – for the first time – can operate using intermittent currents. This makes it ideal to integrate with renewable energy sources, like solar and wind, which suffer from major power fluctuations depending on the weather. The device shows promise in terms of scalability and stability – it worked for a week without performance losses.