48-volt hybrid systems, Formula E.

Study tip: According to a recent study undertaken by Lux, 48-volt hybrid systems are likely to exceeded 7 million vehicles by 2024. Researchers predict that lithium-titanate (LTO) batteries will be the preferred energy storage technology, because of their ability to charge and discharge fast, which is critical for micro-hybrid applications.
chargedevs.com, portal.luxresearchinc.com (study)

Video tip: Watch this video from the Formula E launch event and see what Alain Prost, Alejandro Agag und Lucas di Grassi like most about the new Championship series.
youtube.com