Inexpensive Electrolyte with Double-site Hydrogen Bonding and Regulated Zn2+ Solvation Structure for Aqueous Zn-Ion Batteries Capable of High-rate and Ultra-long Low-Temperature Operation

Abstract

Aqueous Zn-ion batteries (AZIBs) present tremendous promise for large-scale energy storage owing to their intrinsically high safety, low cost and environmental friendliness. However, a huge challenge is the freezing of...