Figure 5

FESEM images of (a–c) MFO nanobelts, (d–f) NFO nanotubes, (g–i), and MNFO nanofibers in low, moderate, and high-magnification.

FESEM images of (a–c) MFO nanobelts, (d–f) NFO nanotubes, (g–i), and MNFO nanofibers in low, moderate, and high-magnification.