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Topic summary

Posted by heffeque
 - September 15, 2025, 19:54:04
Main issue for cars is the capacity per weight, so it's still a no-go there.

For stationary batteries it's a great technology that will make it easier to disconnect from the power grid.
Posted by indyp
 - September 15, 2025, 15:59:21
QuoteAfter 500 charging cycles, it still had more than 70% of its original capacity.

That is pretty bad retention. However, perhaps it will bring back the replaceable battery for devices, or even disposable, since in theory these don't seem (as) toxic.
Posted by Redaktion
 - September 15, 2025, 13:54:41
Researchers at Lingnan University Hong Kong have unveiled a novel sodium battery that can be fully charged in just six minutes. Using an anode-free architecture, the team has succeeded in overcoming key weaknesses in existing technology.

https://www.notebookcheck.net/Breakthrough-in-new-sodium-batteries-Full-charge-in-just-six-minutes.1114876.0.html