Screen-Printed Flexible Bandstop Filter on Polyethylene Terephthalate Substrate Based on Ag Nanoparticles

Figure 5

AFM images of Ag nanoparticles on the PET substrate: (a) two-dimensional, (b) three-dimensional, (c) histogram, and (d) line-profile representations of the surface topology.

(a)

(b)

(c)

(d)