• Ultra-thin asymmetric composite solid-state electrolytes with ultralight areal density were designed for solid-state lithium metal batteries, achieving interfacial stability to Li metal and high-voltage cathode.

• The improved mechanical properties of the electrolyte contribute to the inhibition of Li dendrite growth was demonstrated by both experimental and theoretical simulations.

• The assembled pouch cell exhibited a high gravimetric/volume energy density of 344.0 Wh kg⁻¹/773.1 Wh L⁻¹.

中文翻译：

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用于固态锂金属电池的具有优异界面稳定性的12.6μm厚不对称复合电解质

• 为固态锂金属电池设计了具有超轻面密度的超薄不对称复合固态电解质，实现了锂金属和高压正极的界面稳定性。

• 实验和理论模拟都证明了电解质机械性能的改善有助于抑制锂枝晶的生长。

• 组装的软包电池表现出344.0 Wh kg ^-1 /773.1 Wh L ^-1的高重量/体积能量密度。