Donut Lab, a Finnish solid-state battery maker, claims its cells retained 97.7% of their charge after sitting idle for 10 days, a figure that, if independently confirmed, would represent a sharp ...

Unveiled with great pomp at CES in January, Donut Lab's solid-state battery proved a sophisticated scam to defraud investors. A thorough investigation shows how Donut Lab used the solid-state battery ...

Ever since Donut Lab unveiled its solid-state battery, experts have questioned the startup's claims. Donut Lab has commissioned an independent lab to verify that its SSB technology is real, and the ...

Donut Lab says it has developed what it describes as a solid-state battery that is ready for use in production vehicles, and the company claims the technology will begin appearing in consumer ...

Donut Lab, a small Finnish startup claiming to have developed the first solid-state battery for electric vehicles, has released results from a new test aimed at addressing doubts about its technology.

From Monday onward, Donut Lab stirred up lots of excitement and lots of skepticism among battery experts by unveiling a production-ready, allegedly all-solid-state battery, claiming it's the first for ...

Donut Lab’s solid-state, lithium-free battery has undergone a second round of independent testing, revealing both promising results and critical gaps. Conducted by Finland’s VTT research center, the ...

Earlier this year Donut Lab caused quite the furore when they unveiled what they claimed was the world’s first production-ready solid state battery, featuring some pretty stellar specifications. Since ...

Donut Lab, a Finnish company, has introduced a new solid-state battery that challenges traditional energy storage concepts. As detailed by Undecided with Matt Ferrell, this battery achieves an energy ...

Donut Lab released its second independent solid-state battery test result Monday. The pouch cell was subjected to extreme temperatures as high as 212 degrees Fahrenheit. It appeared to perform well at ...

The battery world is hardly lacking in ambition, but it remains controlled by a tight circle of Chinese and Korean heavyweights. When Finnish startup Donut Lab claimed earlier this year that it had ...

Donut Lab has now released five independent test reports from Finland’s VTT Technical Research Centre on its solid-state battery — and not a single one addresses the two claims that actually matter: ...