 The abstract summarizes the main findings of the paper, which is focused on the comparison between two types of battery electrolytes, one based on potassium ions and another based on lithium ions. The paper concludes that the potassium-based electrolyte has better ionic transport properties and higher energy density than the lithium-based electrolyte. This article was authored by Shob and Her, Ben Jagger, Alan Maguire and others.