Figure 3

Change of impedance measured by EIS at 50% SoC. The x-axis has the real part of the complex impedance and y-axis has the imaginary part, both has unit of Ω.
Change of impedance measured by EIS at 50% SoC. The x-axis has the real part of the complex impedance and y-axis has the imaginary part, both has unit of Ω.