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.
In January, a Finnish-Estonian startup proclaimed it had developed a truly solid state battery, a holy grail for the technology industry. Donut Lab's cell wasn't just solid state, however. It claimed ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results