• TropicalDingdong@lemmy.world
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    1 year ago

    The battery uses a carbon electrode to store hydrogen that has been split from water, and then works as a hydrogen fuel cell to produce electricity

    Carbon. Much cheaper, and basically, infinitely abundant. Big big big deal if they can scale it.

    • chaogomu@kbin.social
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      1 year ago

      That always seems to be the rub. You can make these breakthroughs in a lab, but if they can’t be translated to manufacturing, then it’s not a huge achievement.

    • 18107
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      1 year ago

      What’s the round trip energy efficiency?