fig16
From: Insights into the electrochemical performance of metal fluoride cathodes for lithium batteries
![Insights into the electrochemical performance of metal fluoride cathodes for lithium batteries](https://image.oaes.cc/1b190243-9ce0-4b57-a5d9-32d341f83535/5037.fig.16.jpg)
Figure 16. Energy efficiency and density of (A) FeF3, (B) LiFePO4 and (C) transition metal oxide (NMC) based on their discharge-charge curves. Reproduced from Ref.[146] with permission. Copyright 2018 The Author(s).