Finnish startup Donut Lab has just released the third independent test of its solid-state ...
Basically, VTT hooked up Donut Lab’s to a battery tester and left it idle for 10 days, while measuring the voltage every 10 seconds. According to the results, the cell demonstrated high stability, ...
Donut Lab released the third independent test of its controversial solid-state battery, this time trying to prove it's not a ...