This is the second in a series of articles investigating electric vertical takeoff and landing aircraft. eVTOL operation is characterized by a higher discharge profile, especially during take-off and ...

Lithium-ion batteries are an alternative to mitigate environmental impacts in the vehicle sector. However, their performance is limited by degradation during use, downtime, and environmental and ...

The ever-changing properties during cell charging. The impact of wire-path resistance. Dealing with charger inefficiencies. When lithium-ion cell testers are being specified, the request is for a ...

Donut Lab has released its third independent test report from VTT, the Finnish Technical Research Centre, and it confirms another claim: the solid-state battery retains 97.7% of its charged capacity ...