593420.fig.001a
(a)
593420.fig.001b
(b)
593420.fig.001c
(c)
593420.fig.001d
(d)
593420.fig.001e
(e)
593420.fig.001f
(f)
Figure 1: SEM images of the obtained samples at 200°C for 7.5 h as the function of different ethanol contents: (a) 100% H2O, (b) 25% CH3CH2OH, (c) 50% CH3CH2OH, (d) 75% CH3CH2OH, and (e) 100% CH3CH2OH; (f) TEM image of sample from 50% CH3CH2OH (inset is TEM image of nanoflake).