By 2035, California will ban sales of new gasoline powered cars and light trucks. Yi Cui, professor, materials science and engineering and director, Precourt Institute for Energy predicts the broad adoption of EVs will force a revolution in battery design. The need for fast charging, he says, “will definitely provide opportunities for new battery chemistries to emerge.” By using new materials for electrodes or charge-carrying ions, he and others have already come up with promising candidates.