Fluorinated Imidazolidinium Cations as a Fluorine-Lean Interface Repairing Agent for Li-Metal Batteries
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Li-metal batteries promise ultrahigh energy density, but their application is limited by Li-dendrite growth. Theoretically, fluorine-containing anions such as bis(fluorosulfonyl)imide (FSI-) in electrolytes can be reduced to form LiF-rich solid-electrolyte int... ...