Donut Lab’s solid-state battery claim debunked by Ziroth
Thomas Ricker is a deputy editor and Verge co-founder with a passion for human-centric cities, e-bikes, and life as a digital nomad. He’s been a tech journalist for 20 years.
Donut Lab’s solid-state battery claims have been thoroughly debunked by Ryan Inis Hughes on his popular Ziroth YouTube channel. According to Hughes, Donut Lab has engaged in deliberate, calculated deception by claiming to have a solid-state battery ready for mass production. In reality, it’s nothing more than a standard lithium-ion design.
Hughes’ investigation got an assist from whistleblower Lauri Peltola, the former Chief Commercial Officer (CCO) of Nordic Nano Group — the company supposedly partnered with Donut Lab to manufacture the batteries. Hughes says he also turned to “over 20 independent battery experts,” including Julian Zahnow from the Fraunhofer Research Institute, who analyzed the specific voltage curves, cell expansion data, and electrochemical signatures to demonstrate that the...
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