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.

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

Most ultrasonic flaw detection and thickness gaging are carried out at normal temperatures. However, sometimes a hot material requires testing, for example, in process industries. In these instances, ...

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

The automobile sector must ensure that its products can function in such a wide temperature range and with such fast temperature fluctuations without failing or experiencing material fatigue. An ...

As automotive manufacturers produce vehicles with an increasing number of features, the expectation of reliability and performance increases as well. Reliability trickles down to component ...

High Temperature Reverse Bias (HTRB) testing is often used to verify the reliability of power semiconductor diodes. This application note describes the requirements of a valid HTRB test for power ...