Update on lithium-air battery R&D; project by SoftBank and NIMS est. 2018 claims 500Wh/kg, the world’s highest weight energy density, exceeding current lithium-ion. Results paper published today along with future path to market via JST support [Jpn] https://t.co/uIjsvJfCJE pic.twitter.com/sSVOlDXpym

— Mobile in Tokyo (@Wireless_Watch) December 15, 2021