Sodium β-alumina solid electrolyte

100× conductivity boost

A cold-sintered composite solid electrolyte capable of matching the ionic conductivity of conventionally sintered SBA while drastically reducing energy consumption.

Li, Yuchen · Wang, Qi · Zhao, Xuetong · Binlang, He · Yongjian, Xiao · Guo, Jing · Yang, Lijun · Liao, Ruijin

Ceramics International 2024

Specifications

to S cm

{'zh': '5.53×10⁻⁶', 'en': '15'} wt% NaPF

Advantages

Cold sintering below 300 °C

Ionic conductivity comparable to SBA sintered above 1400 °C