Towards safer electrolytes: comparing the air stability and electrochemical properties of NaPF <sub>6</sub> , NaTFSI and Na[B(hfip) <sub>4</sub> ]·DME for sodium-ion batteries

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Authors

Darren M. C. Ould · Swansea University

James M. Courtney · Swansea University

David John Morgan · Research Complex at Harwell

Daniel Curtis · Swansea University

Marcin Wojciech Orzech · Swansea University

Sajad Kiani · Swansea University

Brent de Boode ·

Abstract

The air stability, electrochemical properties and battery performance of NaPF 6 , NaTFSI and Na[B(hfip) 4 ]·DME have been compared. NaPF 6 was found to have excellent tolerance to air while 1 M NaTFSI gave similar cycling performance to 1 M NaPF 6 .

Topics & Keywords

Inorganic Fluorides and Related Compounds Advancements in Battery Materials Advanced Battery Materials and Technologies

UN Sustainable Development Goals

Responsible consumption and production

Publication Details

Published in: EES batteries.

DOI: 10.1039/d6eb00011h

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