Fig. 4. SEM images of different magnification of macroscale rods prepared with (a) and (b) Pluronic P-123 (17.9%), and (c) and (d) Pluronic F-108 (17.9%). (e) and (f) TEM images of the rods obtained with Pluronic P-123 (17.9%), and SAED pattern of Ag NPs in the inset of (f).