Donut Lab solid-state battery retest by Finland’s VTT shows capacity rising to 110% at 80C, but weight data is still missing.

Volkswagen’s partner, Gotion High Tech, has begun testing all-solid-state EV batteries with a CLTC range of 1,000 km (620 ...

As part of its 'I Donut Believe' campaign, Finnish battery developer Donut Lab has published further independent test results for its disputed solid-state ...

VTT's second independent test shows Donut Lab's solid-state cell delivered 110% capacity at 80°C and survived 100°C discharge, but key claims remain unproven.

Lithium-ion batteries with liquid electrolytes are more susceptible to extreme heat. If a liquid battery gets too hot, the liquid can vaporize and catch fire — a process called thermal runaway. And at ...

Car batteries fail without warning from the visible signs most drivers recognize. The internal chemical degradation that causes failure is invisible from the outside until the battery can no longer ...

Chinese researchers are working on semi-solid-state battery technology that could result in an EV range in excess of 1,000 miles.

The Donut Lab solid-state battery was heated to the boiling point of water. Here’s what happened next.

Finnish startup Donut Lab is pushing back against industry skepticism by releasing new independent ...

Reports from China reveal that the smartphone manufacturer vivo is about to join the exclusive club of devices with extraordinary battery capacity, using advanced silicon-carbon technology.