I used that, and actually I may have missed the bit where they explain that "lithium metal as an anode were suggested for future high-energy-density batteries",

I used that, and actually I may have missed the bit where they explain that "lithium metal as an anode were suggested for future high-energy-density batteries", implying that it's still an immature tech. https://pubs.rsc.org/en/content/articlelanding/2019/ee/c9ee00716d#!divAbstract https://pubs.rsc.org/en/content/articlelanding/2019/ee/c9ee0...