Table 2.

Presents Parameters analyzed by Scherrer method, William-Hall method and Rietveld analysis.

Compound	ZnO	Ag-ZnO
Structure	Hexagonal	Hexagonal
Space group	P63mc	P63mc
Lattice parameters
a = b (Å)	3.2523	3.2507
c (Å)	5.2096	5.2081
Volume (Å)3	47.723	47.664
Atomic coordinates
Zn
$x$	0.3333	0.3333
$y$	0.6667	0.6667
$z$	0.0000	0.0000
O
$x$	0.3333	0.3333
$y$	0.6667	0.6667
$z$	0.3819	0.3819
Refined parameters
${\chi }^2$	2.578	2.635
$R_p$	11.7	12.6
$R_{wp}$	11.6	12.6
$R_e$	7.01	7.75
Particle size (Scherrer method) (nm)	21.05	30.13
Particle size (W-H method) (nm)	23.32	35.15
Strain(ε) and Dislocation density	0.00229, 0.0022	0.00677, 0.0011