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High-Energy SiO-Sulfur Battery with Preloaded Li3N in a Cathode as a Lithiation Reagent.
Wang, Peng-Fei; Wang, Jian-Cang; Zhang, Nan; Tian, Shu-Hui; Yi, Ting-Feng.
Afiliación
  • Wang PF; School of Materials Science and Engineering, Northeastern University, Shenyang 110819, P. R. China.
  • Wang JC; Key Laboratory of Dielectric and Electrolyte Functional Material Hebei Province, School of Resources and Materials, Northeastern University at Qinhuangdao, Qinhuangdao 066004, P. R. China.
  • Zhang N; School of Materials Science and Engineering, Northeastern University, Shenyang 110819, P. R. China.
  • Tian SH; Key Laboratory of Dielectric and Electrolyte Functional Material Hebei Province, School of Resources and Materials, Northeastern University at Qinhuangdao, Qinhuangdao 066004, P. R. China.
  • Yi TF; School of Materials Science and Engineering, Northeastern University, Shenyang 110819, P. R. China.
Langmuir ; 40(16): 8678-8684, 2024 Apr 23.
Article en En | MEDLINE | ID: mdl-38606578
ABSTRACT
The practical use of lithium-sulfur batteries faces the "shuttle effect" and lithium dendrite growth. Employing SiO instead of Li metal can fundamentally solve the above problems. Nevertheless, selecting a convenient prelithiation method is essential for normal operation of the battery system. Hence, this work proposed a novel SiO-sulfur battery with preloaded Li3N in a cathode as a prelithiation reagent, which can thoroughly solve the dendrite problem and the side reaction with polysulfides of lithium anode. The S@KB-Li3N vs SiO full cell can obtain a high specific capacity of 790 mAh g-1 after the activation process and be maintained at 478 mAh g-1 after 100 cycles. Our design will provide a new prelithiation strategy for a high-specific-energy SiO-sulfur battery system.

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Langmuir Asunto de la revista: QUIMICA Año: 2024 Tipo del documento: Article Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Langmuir Asunto de la revista: QUIMICA Año: 2024 Tipo del documento: Article Pais de publicación: Estados Unidos