fig6
![Enhancing cycle life of nickel-rich LiNi<sub>0.9</sub>Co<sub>0.05</sub>Mn<sub>0.05</sub>O<sub>2</sub> via a highly fluorinated electrolyte additive - pentafluoropyridine](https://image.oaes.cc/cf1cd869-5824-4beb-ac1c-5394fe69cd22/4345.fig.6.jpg)
Figure 6. TEM images of (A) fresh NCM90 and the NCM90 cycled in the (B) STD and (C) 0.2% PFP-containing electrolytes after three formation cycles at 0.1C between 3.0 and 4.3 V at 30 °C. TEM: Transmission electron microscopy; STD: standard electrolyte; PFP: pentafluoropyridine.