Factbox-Solid state: EV giants chase ‘holy grail’ of batteries

Solid-state batteries hold the promise of more energy storage, longer driving ranges and faster charging for next-generation electric vehicles. Here are some of the companies developing these kind of batteries. U.S. startup QuantumScape, which has deals with six automakers including Volkswagen, has developed a semi-solid state cell with no anode that uses lithium metal, a ceramic separator and liquid electrolyte.