r/science Professor | Medicine Jan 03 '20

Chemistry Scientists developed a new lithium-sulphur battery with a capacity five times higher than that of lithium-ion batteries, which maintains an efficiency of 99% for more than 200 cycles, and may keep a smartphone charged for five days. It could lead to cheaper electric cars and grid energy storage.

https://www.newscientist.com/article/2228681-a-new-battery-could-keep-your-phone-charged-for-five-days/
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