327597.fig.003a
(a) TPU/MWCNT-N
327597.fig.003b
(b) TPU/MWCNT-N (H2O2)
327597.fig.003c
(c) TPU/MWCNT-N (HNO3)
327597.fig.003d
(d) TPU/MWCNT-N (KMnO4)
Figure 3: Response of the relative resistance change and strain of the TPU composites versus the step increase of tensile strength (a) TPU/MWCNT-N, (b) TPU/MWCNT-N (H2O2), (c) TPU/MWCNT-N (HNO3), and (d) TPU/MWCNT-N (KMnO4).