Enhancement in the Electrocatalytic and Optoelectronic Performance of Cost-Effective Counter Electrode VO₂ for Dye-Sensitized Solar Cell (DSSC)

Table 1

Rietveld refinement and structural parameters of VO₂ electrode sample.

Crystal structure	Monoclinic
Lattice parameter
a (Å)	5.4266
b (Å)	5.0481
c (Å)	9.2000
Lattice angle (α, β, γ) (in degree)	(90, 90.331, 90)
Volume (Å^3)	251.9879
Rietveld refinement parameters
Rp	8.37
Rwp	9.43
Re	8.65
χ^2	4.3
S = Rwp/Re	1.09