Nano-Micro Letters (Mar 2023)
All-Solid-State Thin-Film Lithium-Sulfur Batteries
Abstract
Highlights The all-solid-state thin-film Li-S battery has been successfully developed by stacking VGs-Li2S cathode, lithium-phosphorous-oxynitride (LiPON) solid electrolyte, and Li anode. The obtained VGs-Li2S thin-film cathode exhibits excellent long-term cycling stability (more than 3,000 cycles), and an exceptional high temperature tolerance (up to 60 °C). The superb electrochemical performance can be attributed to the favorable compatibility and outstanding interfacial stability between VGs-Li2S thin film and LiPON.
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