752
New sodium ion battery stores twice the energy and desalinates seawater
(www.sciencedaily.com)
This is a most excellent place for technology news and articles.
It takes time to scale up production, CATL is already building factories for it:
https://www.catl.com/en/news/6401.html
These press releases are weekly. Naxtra will be 30% cheaper, but also bigger and heavier. The problem here is the damn periodic table, someone should change it.