Research Article
Wettability Investigation of UV/O3 and Acid Functionalized MWCNT and MWCNT/PMMA Nanocomposites by Contact Angle Measurement
Figure 7
SEM images of (a) PMMA, (b) pristine MWCNT/PMMA, (c) 120 min UV/O3 MWCNT/PMMA, and (d) 24-hour acid-treated MWCNT/PMMA composite.
| (a) |
| (b) |
| (c) |
| (d) |