571015.fig.002a
(a)
571015.fig.002b
(b)
571015.fig.002c
(c)
Figure 2: TEM images of (a) B-GNPs with mean core diameter of  nm and mean tip length of  nm, (b) nanospheres with mean diameter of  nm, and (c) nanorods with mean length and diameter of and  nm, respectively.