RE:Scandium part of new solid state lithium ion batteriesGreat finding bluemoon888!
The original scientific paper can be found at: https://www.nature.com/articles/s41560-021-00952-0
Additionally, scandium can be used also as an additive to increase cyclability of the LMO cathode of the lithium ion batteries.
https://www.sciencedirect.com/science/article/pii/S0013468619301732