"US$47m funding from US Department of Energy for disruptive tech mostly goes to batteries, smart grid

...

Silicon anodes: Sila Nanotechnologies, of Alameda, California, got the biggest award, US$10 million to help reduce costs and improve engineering and other processes for making a silicon dominant composite anode powder that could boost lithium battery energy density in EVs by more than 20% and enable fast-charging. The company has already built a pilot production line and is commissioning a 50MWh factory for putting the technology into smaller devices such as wearable tech and portable devices."

https://www.energy-storage.news/news/us47m-funding-from-us-department-of-energy-for-disruptive-tech-mostly-goes