A potassium-ion battery or K-ion battery (abbreviated as KIB) is a type of and analogue to , using for charge transfer instead of lithium ions. It was invented by the Iranian/American chemist Ali Eftekhari (President of the American Nano Society) in 2004.
[pdf] Sodium-ion batteries (NIBs, SIBs, or Na-ion batteries) are several types of , which use (Na ) as their carriers. In some cases, its and are similar to those of (LIB) types, but it replaces with as the . Sodium belongs to the same in the as lithi.
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