Research Article
Facile Synthesis of Hollow Carbon Nanospheres by Using Microwave Radiation
Figure 2
SEM images of (a–d) SiO2@PPy NPs in different magnifications. (c) is the close up view of (a) and shows the separation state of SiO2@PPy NPs.
| (a) |
| (b) |
| (c) |
| (d) |