▲ 514 ▼ New sodium-ion battery skips mechanical cooling with 97.9% efficiency (interestingengineering.com) submitted 3 months ago by Return_of_Chippy@lemmy.world to c/technology@lemmy.world 91 comments fedilink hide all child comments I've been hearing about these for a few years now. Huge if they work out at a large scale.
[–] DeadDigger@lemmy.zip 2 points 3 months ago By mass it would be mostly graphene or water batteries - like always permalink fedilink source parent