Fig. 7: Cross-sections of the healed CNT films.

SEM images of the healed CNT/PEI films by edge healing (a) and overlaying healing (b). c SEM images of the healed CNT/PVA by overlaying treatment.
SEM images of the healed CNT/PEI films by edge healing (a) and overlaying healing (b). c SEM images of the healed CNT/PVA by overlaying treatment.