Aqueous sodium-ion batteries are practically promising for large-scale energy storage, however energy density and lifespan are limited by water decomposition. Current methods to boost water.
What is a sodium ion battery?
Like lithium-ion batteries, modern sodium-ion (Na-ion) batteries are built from cells that use sodium-based compounds for both the positive and negative electrodes (Fig. 1). During battery operation, sodium ions (Na⁺) move back and forth between the two electrodes, which is why they are sometimes called “rocking chair batteries.”
What are aqueous sodium-ion batteries?
Because of abundant sodium resources and compatibility with commercial industrial systems 4, aqueous sodium-ion batteries (ASIBs) are practically promising for affordable, sustainable and safe large-scale energy storage.
Sodium-ion batteries (SIBs) are considered one of the most promising alternatives to LIBs in the field of stationary battery storage, as sodium (Na) is the most abundant alkali metal in the Earth's crust, and the cell manufacturing process of SIBs is similar to that of LIBs.
What are layered transition metal oxides for sodium ion batteries?
Layered transition metal oxides for sodium-ion batteries are regarded as the most promising cathode materials for commercialization owing to their high theoretical specific capacity, high rate performance, and low cost.
Are sodium-ion batteries a sustainable alternative to lithium?
Sodium, one of the most abundant resources in the alkali metal family, has been considered a sustainable alternative to lithium for high-performance, low-cost, and large-scale energy storage devices. Sodium-ion batteries (SIBs) are one of the most promising options for developing large-scale energy storage technologies.
Are aqueous sodium ion batteries a viable energy storage option?
Nature Communications 15, Article number: 575 (2024) Cite this article Aqueous sodium-ion batteries are practically promising for large-scale energy storage, however energy density and lifespan are limited by water decomposition.