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Fluorine-Rich Catalyst-Induced Interphase Engineering to Enable the First Ah-Level FeF3 Conversion Solid-State Batteries

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Conversion-type FeF3 cathodes promise ultrahigh energy density but suffer from sluggish reaction kinetics and interfacial instability in solid-state battery systems. Here, we designed a fluorine-rich NaBiF4@Bi2O3 catalyst-initiated polymer electrolyte via in s... ...