SEM Images of WO3 Thin Films and FTO Cross-Sections

Figure 5-1: SEM images of (a) and (b) WO3-0.5, (c) and (d) WO3-2.5, (e) and (f) WO3-400nm, (g) and (h) FTO cross-section of WO3-2.5, and (i) FTO cross-section of WO3-400nm.