Figure 5

Frequency dependence of (a) Re(ε), Im(ε), and (b) Re(σ) for CNT polymer films. Dotted line in (a) and dashed line in (b) demonstrates fitting of the experimental data with a function Re(ε) = 108 − 3.63 ln(f), where f is in Hz, and Re(σ) ∝ f, respectively.