Summary:
- This article discusses the development of a new type of rechargeable battery that uses sodium instead of lithium as the main charge-carrying ion.
- The researchers were able to create a sodium-ion battery with high energy density and long-lasting performance, making it a promising alternative to traditional lithium-ion batteries.
- The use of sodium instead of lithium could help reduce the reliance on rare and expensive lithium, making these batteries more accessible and environmentally friendly.