Femtosecond Laser-Activated LLZTO Electrolyte

80% Lower Interface Resistance

Femtosecond laser simultaneously removes Li₂CO₃ and widens the interfacial bandgap, achieving low interfacial resistance and suppressed electronic conductivity.

Qianyi, Zhang · Qiwen, Chen · Zhang, Dongshi · Xiaoming, Zhou · Ran, Ren · Yitong, Liang · Liu, Ruijie · Li, Zhuguo · Liu, Hezhou · Duan, Huanan

Energy Storage Materials 2026

Specifications

Interfacial resistance

{'zh': '', 'en': '15'} Ω cm²

cm at V

{'zh': '', 'en': '~50'} %

临界电流密度

{'zh': '0.9', 'en': ''} mA cm⁻²

cycles at C

{'zh': '100', 'en': '96.1'} %

Advantages

Stable cycling over 1000 h at 0.2 mA cm⁻²