Lithium

Lithium

Hotter all the way: Lithium wall contains plasma without cooling it

You may have known lithium from its role in rechargeable batteries, but did you know it may be a vital in fusion reactors? These reactors require walls that don’t sputter out metals or overly cool the plasma at the heart of the reaction. Researchers showed that lithium-coated walls can handle heat. Ref. Source 6p.