Instability of lithium bis(fluorosulfonyl)imide (LiFSI)–potassium bis(fluorosulfonyl)imide (KFSI) system with LiCoO2 at high voltage
Zhang Shua), Li Wen-Juna), Ling Shi-Ganga), Li Hong†a), Zhou Zhi-Binb), Chen Li-Quana)
       
Cyclic voltammetry curve of LiFSI–KFSI ( χ LiFSI: χ KFSI = 0.41: 0.59) molten salt on LiCoO2 at a scan rate of 0.1 mV·s−1 at 80 °C. The area of the cathode is 8 mm× 8 mm.