Table 3 Crystallite sizes and relative lattice distortions within the crystalline phases of the ZnO/Ag mixed-crystal structures spin-coated onto FTO substrates estimated using the Williamson-Hall method.

From: Nanoscale 3D spatial analysis of FTO/ZnO/Ag-x films subjected to photocatalytic activity

Sample

Crystallite size dWH (Å)

Relative lattice distortions \(\frac{\Delta {\varvec{d}}}{{\varvec{d}}}\) (10−2%)

SnO2

ZnO

Ag

SnO2

ZnO

Ag

FTO

147

4.89

FTO/ZnO/Ag-0

127

425

− 1.23

0.530

FTO/ZnO/Ag-2

100

233

139

− 4.77

0.268

7.68

FTO/ZnO/Ag-4

92.2

216

146

9.13

0.244

3.46

FTO/ZnO/Ag-6

97.9

161

119

− 0.662

9.37

13.5

FTO/ZnO/Ag-8

112

161

198

− 0.003

9.91

18.5