Pt and Pd catalyzed oxidation of Li2O2 and DMSO during Li-O2 battery charging

  • Gittleson, Forrest S.; 
  • Ryu, Won-Hee; 
  • Schwab, Mark; 
  • Tong, Xiao; 
  • Taylor, Andre D.
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초록

Rechargeable Li-O-2 and Li-air batteries require electrode and electrolyte materials that synergistically promote long-term cell operation. In this study, we investigate the role of noble metals Pt and Pd as catalysts in the Li-O-2 oxidation process and their compatibility with dimethyl sulfoxide (DMSO) based electrolytes. We identify a basis for low potential Li2O2 evolution followed by oxidative decomposition of the electrolyte to form carbonate side products.

키워드

OXYGEN REDUCTION REACTION; LI-AIR BATTERIES; DIMETHYL-SULFOXIDE; IONIC LIQUID; NONAQUEOUS ELECTROLYTE; LITHIUM; STABILITY; ELECTROCATALYSTS; SUPEROXIDE; KINETICS
제목
Pt and Pd catalyzed oxidation of Li2O2 and DMSO during Li-O2 battery charging
저자
Gittleson, Forrest S.; Ryu, Won-Hee; Schwab, Mark; Tong, Xiao; Taylor, Andre D.
DOI
10.1039/c6cc01778a
발행일
2016-04
유형
Article
저널명
Chemical Communications
권
52
호
39
페이지
6605 ~ 6608