Table 2.

Microstructure characteristics, composition and photoresponse of investigated samples.

Sample	dXRD a, nm	dTEM b, nm	Ssurf c, m2/g	$\frac{\left[\mathit{R}\mathit{u}\right]}{\left[\mathit{R}\mathit{u}\right]+\left[\mathit{M}\right]{}^{\mathit{d}}},\mathit{a}\mathit{t}.\%$	SPh e in Pure Air (λ = 470 nm)
SnO2	4 ± 1	4 ± 1	110 ± 5	-	1.00
SnO2 Ru-TT				1.4 ± 0.1	2.72
In2O3	7 ± 1	7 ± 2	60 ± 5	-	1.30
In2O3 Ru-TT				2.1 ± 0.2	3.15

^a MO_x crystallite size, estimated from XRD data; ^b MO_x particle size (TEM); ^c MO_x specific surface area; ^d obtained by EDX on thick films: M = Sn for the SnO₂ Ru-TT sample; M = In for the In₂O₃ Ru-TT sample; ^e Effective photoresponse.