962026.fig.001a
(a)
962026.fig.001b
(b)
962026.fig.001c
(c)
962026.fig.001d
(d)
962026.fig.001e
(e)
962026.fig.001f
(f)
Figure 1: FESEM images of polymer-assisted HA nanostructures with PAM concentrations of 2, 3, and 4 g/L (a, c, and e) and hydrothermal reaction times of 6 hr and (b, d, and f) 12 hr.