409087.fig.005a
(a)
409087.fig.005b
(b)
409087.fig.005c
(c)
409087.fig.005d
(d)
Figure 5: AFM images of xerogels: SC16-S (a) and TC16-S (b) gels in n-butanol, respectively; SC16-N (c) and TC16-N (d) gels in nitrobenzene, respectively.