What question did this study set out to answer?

This research aims to develop a stable solid-state sodium metal battery using a novel interphase.

May 3, 2026

Sodiophilic and Electron-Insulating Interphase for Stable Solid-State Sodium Metal Batteries.

Key Points

This research aims to develop a stable solid-state sodium metal battery using a novel interphase.
Constructed solid-state full cell with NVP cathode.
Evaluated capacity retention over 600 cycles at 2 C.
Employed a scalable approach for interphase design.
Achieved capacity retention of 94.5% after 600 cycles.
Demonstrated stability of the solid-state sodium metal battery design.
Highlighted the importance of sodiophilic and electron-insulating properties for performance.

Abstract

(NVP) cathode, the solid-state full cell displays an impressive capacity retention of 94.5% after 600 cycles at 2 C. This work provides a simple, effective, and scalable approach for constructing stable SSSBs.

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