Donut Lab’s ‘solid-state’ battery exposed as regular li-ion in damning investigation (opens in new tab)  📱Tech news  Content type: News  10 articles covering this post

A comprehensive investigation by battery researcher Ziroth, involving over 20 independent battery experts, has produced what amounts to definitive proof that Donut Lab’s “miracle” solid-state battery is actually a lithium-ion cell. The company raised approximately $25 million from over 1,300 mostly small investors based on claims that now appear to be false. The investigation traces the battery technology back to a German company called CT Coatings, reveals a web of companies hiding behind ag...