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Breakthrough barium titanate solar panels are 1000x more powerful than existing panels
(www.thebrighterside.news)
Everything about energy production and storage.
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Most solar panels are ~20% efficient. So (100-20)/1000=0.08%, 100-0.08=99.92% efficient (1000x less energy loss) (you could do it the other way, but that would make less sense)