Characterization of Ag-Doped p-Type SnO Thin Films Prepared by DC Magnetron Sputtering

Figure 3

SEM images of SnO thin films with (a) 0 at.%, (b) 1 at.%, (c) 3 at.%, and (d) 5 at.% of the Ag dopant.

(a)

(b)

(c)

(d)