fig5
![Efficient separation and selective Li recycling of spent LiFePO<sub>4</sub> cathode](https://image.oaes.cc/2b4d2b2e-98f4-47e1-acd0-1351f5096063/em3057.fig.5.jpg)
Figure 5. (A) The leaching efficiency of Li+ at different temperatures varies with time. (B) Kinetics fitting diagram of different leaching models at 30 °C. (C) Kinetics fitting result of internal diffusion at different temperatures varies with time. (D) Arrhenius diagram of ln k-1000/T based on the rate control step.